| Year of Achievement | Date Dedicated | IEEE Regions | IEEE Section | Dedication # | GeoLoc |
---|
16-bit Monolithic DAC, 1981 | 1981 | 6 December 2010 | 5 6 | Dallas Tucson | 107 | |
16-bit Monolithic DAC, 1981 | | | | | | 32° 13' 1.67" N, 110° 52' 40.33" W |
20-inch Diameter Photomultiplier Tubes, 1979 - 1987 | 1979 | 5 November 2014 | 10 | Nagoya | 147 | |
20-inch Diameter Photomultiplier Tubes, 1979 - 1987 | | | | | | 34° 48' 51.88" N, 137° 50' 14.15" E |
A-0 Compiler and Initial Development of Automatic Programming, 1951-1952 | 1952 | 7 May 2024 | 2 | Philadelphia | 249 | |
A-0 Compiler and Initial Development of Automatic Programming, 1951-1952 | | | | | | 39° 57' 8.60" N, 75° 11' 25.76" W |
Active Shielding of Superconducting Magnets, 1984-1989 | 1984 | 16 June 2022 | 8 | United Kingdom and Ireland | 224 | |
Active Shielding of Superconducting Magnets, 1984-1989 | | | | | | 51° 46' 40.36" N, 1° 21' 49.91" W |
Adams Hydroelectric Generating Plant, 1895 | 1895 | 21 June 1990 | 1 | Buffalo | 17 | |
Adams Hydroelectric Generating Plant, 1895 | | | | | | 43° 4' 54.42" N, 79° 2' 34.61" W |
Alexanderson Radio Alternator, 1904 | 1904 | 20 February 1992 | 1 | Schenectady | 22 | |
Alexanderson Radio Alternator, 1904 | | | | | | 42° 48' 35.82" N, 73° 57' 5.58" W |
Alouette-ISIS Satellite Program, 1962 | 1962 | 1 May 1993 | 7 | Ottawa | 23 | |
Alouette-ISIS Satellite Program, 1962 | | | | | | 45° 20' 41.75" N, 75° 52' 58.41" W |
Alternating-Current Electrification of the New York, New Haven & Hartford Railroad, 1907 | 1907 | 22 May 1982 | 1 | Connecticut | 3 | |
Alternating-Current Electrification of the New York, New Haven & Hartford Railroad, 1907 | | | | | | 41° 1' 48.69" N, 73° 35' 55.82" W |
Alternating Current Electrification, 1886 | 1886 | 2 October 2004 | 1 | Berkshire | 51 | |
Alternating Current Electrification, 1886 | | | | | | 42° 11' 54.39" N, 73° 21' 40.35" W |
Alvin Deep-Sea Research Submersible, 1965-1984 | 1964 | 21 October 2022 | 1 | Providence | 230 | |
Alvin Deep-Sea Research Submersible, 1965-1984 | | | | | | 41° 31' 30.00" N, 70° 40' 18.12" W |
American Standard Code for Information Interchange ASCII, 1963 | 1963 | 19 May 2016 | 1 | New Jersey Coast | 163 | |
American Standard Code for Information Interchange ASCII, 1963 | | | | | | 40° 23' 50.48" N, 74° 8' 15.71" W |
Ames Hydroelectric Generating Plant, 1891 | 1891 | 1 July 1988 | 5 | Pikes Peak | 14 | |
Ames Hydroelectric Generating Plant, 1891 | | | | | | 37° 51' 55.80" N, 107° 52' 54.06" W |
Amorphous Silicon Thin Film Field-Effect Transistor Switches for Liquid Crystal Displays, 1979 | 1979 | 5 April 2018 | 8 | United Kingdom and Ireland | 187 | |
Amorphous Silicon Thin Film Field-Effect Transistor Switches for Liquid Crystal Displays, 1979 | | | | | | 56° 27' 29.68" N, 2° 58' 55.71" W |
Ampex Videotape Recorder, 1956 | 1956 | 10 June 2016 | 6 | Santa Clara Valley | 165 | |
Ampex Videotape Recorder, 1956 | | | | | | 37° 26' 30.78" N, 122° 8' 34.87" W |
Apollo 11 Lunar Laser Ranging Experiment (LURE), 1969 | 1969 | 1 August 2019 | 6 | Santa Clara Valley | 197 | |
Apollo 11 Lunar Laser Ranging Experiment (LURE), 1969 | | | | | | 37° 20' 28.82" N, 121° 38' 50.28" W |
Apollo Guidance Computer, 1962-1972 | 1962 | 13 December 2011 | 1 | Boston | 118 | |
Apollo Guidance Computer, 1962-1972 | | | | | | 42° 21' 53.43" N, 71° 5' 27.02" W |
Atanasoff-Berry Computer, 1939 | 1939 | 1 April 1990 | 4 | Central Iowa | 18 | |
Atanasoff-Berry Computer, 1939 | | | | | | 42° 1' 26.40" N, 93° 38' 21.12" W |
Atlas Computer and the Invention of Virtual Memory, 1957-1962 | 1957 | 21 June 2022 | 8 | United Kingdom and Ireland | 226 | |
Atlas Computer and the Invention of Virtual Memory, 1957-1962 | | | | | | 53° 27' 57.78" N, 2° 13' 50.31" W |
BASIC Computer Language, 1964 | 1964 | 22 February 2021 | 1 | New Hampshire | 213 | |
BASIC Computer Language, 1964 | | | | | | 43° 42' 9.60" N, 72° 17' 23.44" W |
Bell Telephone Laboratories, Inc., 1925-1983 | 1925 | 18 December 2014 | 1 | North Jersey | 151 | |
Bell Telephone Laboratories, Inc., 1925-1983 | | | | | | 40° 41' 3.75" N, 74° 24' 5.86" W |
Benjamin Franklin's work in London, 1757-1775 | 1757 | 31 March 2003 | 8 | United Kingdom and Ireland | 47 | |
Benjamin Franklin's work in London, 1757-1775 | | | | | | 51° 30' 26.96" N, 0° 7' 29.64" W |
Birth and Growth of Primary and Secondary Battery Industries in Japan, 1893 | 1893 | 12 April 2014 | 10 | Kansai | 138 | |
Birth and Growth of Primary and Secondary Battery Industries in Japan, 1893#GS Yuasa International Ltd., Kyoto Head Office, Global Technical Head Quarters | | | | | | 34° 58' 39.84" N, 135° 43' 23.98" E |
Birth and Growth of Primary and Secondary Battery Industries in Japan, 1893#GS Yuasa International Ltd., Tokyo Head Office | | | | | | 35° 39' 26.65" N, 139° 45' 9.05" E |
Birth and Growth of Primary and Secondary Battery Industries in Japan, 1893#Panasonic Corporation, Automotive and Industrial Systems Company Head Office | | | | | | 34° 44' 21.19" N, 135° 34' 21.60" E |
Birth and Growth of Primary and Secondary Battery Industries in Japan, 1893#Panasonic Corporation, Energy Device Business Division Head Office | | | | | | 34° 43' 39.51" N, 135° 34' 0.42" E |
Birth and Growth of Primary and Secondary Battery Industries in Japan, 1893#Panasonic Corporation, Portable Rechargeable Battery Business Group Head Office | | | | | | 34° 20' 37.73" N, 134° 51' 38.42" E |
Birth and Growth of Primary and Secondary Battery Industries in Japan, 1893 | | | | | | 34° 58' 51.93" N, 135° 43' 41.00" E |
Birthplace of Silicon Valley, 1956 | 1956 | 15 August 2018 | 6 | Santa Clara Valley | 188 | |
Birthplace of Silicon Valley, 1956 | | | | | | 37° 24' 17.55" N, 122° 6' 39.08" W |
Birthplace of the Bar Code, 1948 | 1948 | 22 October 2012 | 2 | Philadelphia | 130 | |
Birthplace of the Bar Code, 1948 | | | | | | 39° 57' 17.72" N, 75° 11' 10.83" W |
Birthplace of the Internet, 1969 | 1969 | 29 October 2009 | 6 | Coastal Los Angeles | 96 | |
Birthplace of the Internet, 1969 | | | | | | 34° 4' 15.74" N, 118° 26' 28.17" W |
Book “Experiments and Observations on Electricity” by Benjamin Franklin, 1751 | 1751 | 7 August 2009 | 2 | Philadelphia | 87 | |
Book “Experiments and Observations on Electricity” by Benjamin Franklin, 1751#American Philosophical Society Library, Philadelphia, PA. | | | | | | 39° 56' 55.86" N, 75° 8' 51.44" W |
Budapest Metroline No.1., 1896 | 1896 | 20 October 2022 | 8 | Hungary | 229 | |
Budapest Metroline No.1., 1896 | | | | | | 47° 29' 53.02" N, 19° 3' 8.32" E |
CERN Experimental Instrumentation, 1968 | 1968 | 26 September 2005 | 8 | France | 63 | |
CERN Experimental Instrumentation, 1968 | | | | | | 46° 13' 42.39" N, 6° 4' 19.98" E |
Calcutta Electric Supply Corp, 1899 | 1899 | 18 December 2021 | 10 | Kolkata | 221 | |
Calcutta Electric Supply Corp, 1899 | | | | | | 22° 33' 41.81" N, 88° 22' 0.27" E |
Callan's Pioneering Contributions to Electrical Science and Technology, 1836 | 1836 | 5 September 2006 | 8 | United Kingdom and Ireland | 66 | |
Callan's Pioneering Contributions to Electrical Science and Technology, 1836 | | | | | | 53° 22' 54.19" N, 6° 35' 25.54" W |
Chivilingo Hydroelectric Plant, 1897 | 1897 | 24 October 2001 | 9 | Chile | 36 | |
Chivilingo Hydroelectric Plant, 1897 | | | | | | 37° 5' 25.85" S, 73° 9' 34.83" W |
Code-breaking at Bletchley Park during World War II, 1939-1945 | 1939 | 1 April 2003 | 8 | United Kingdom and Ireland | 49 | |
Code-breaking at Bletchley Park during World War II, 1939-1945 | | | | | | 52° 0' 21.08" N, 0° 43' 39.90" W |
Commercialization and Industrialization of Photovoltaic Cells, 1959 | 1959 | 9 April 2010 | 10 | Kansai | 99 | |
Commercialization and Industrialization of Photovoltaic Cells, 1959 | | | | | | 34° 28' 32.66" N, 135° 44' 29.43" E |
Commercialization of Multilayer Ceramic Capacitors with Nickel Electrodes, 1982 | 1982 | 8 March 2024 | 10 | Kansai | 248 | |
Commercialization of Multilayer Ceramic Capacitors with Nickel Electrodes, 1982 | | | | | | 34° 55' 26.04" N, 135° 42' 6.84" E |
Commonwealth Solar - Mount Stromlo Observatory, 1924 (Special Citation) | 1924 | 3 September 2024 | 10 | Australian Capital Territory | 4 | |
Commonwealth Solar - Mount Stromlo Observatory, 1924 (Special Citation) | | | | | | 35° 19' 15.13" S, 149° 0' 2.52" E |
Compact Disc Audio Player, 1979 | 1979 | 6 March 2009 | 8 | Benelux | 83 | |
Compact Disc Audio Player, 1979 | | | | | | 51° 24' 54.77" N, 5° 27' 25.61" E |
County Kerry Transatlantic Cable Stations, 1866 | 1866 | 13 July 2000 | 8 | United Kingdom and Ireland | 32 | |
County Kerry Transatlantic Cable Stations, 1866 | | | | | | 51° 53' 33.17" N, 10° 23' 21.14" W |
Czochralski Process, 1916 | 1916 | 14 November 2019 | 8 | Germany Poland | 205 | |
Czochralski Process, 1916 | | | | | | 52° 59' 29.63" N, 17° 29' 14.56" E |
Czochralski Process, 1916 | | | | | | 52° 29' 35.65" N, 13° 31' 31.64" E |
Czochralski Process, 1916 | | | | | | 52° 13' 13.87" N, 21° 0' 37.29" E |
DIALOG Online Search System, 1966 | 1966 | 23 May 2019 | 6 | Santa Clara Valley | 195 | |
DIALOG Online Search System, 1966#Computer History Museum, 1401 N Shoreline Blvd, Mountain View, CA 94043 | | | | | | 37° 24' 51.37" N, 122° 4' 38.64" W |
DIALOG Online Search System, 1966#Lockheed Martin Advanced Technology Center (formerly Lockheed Palo Alto Research Laboratory, Bldg. 201), 3251 Hanover St., Bldg. 245, Palo Alto, CA 94304-1215 | | | | | | 37° 24' 40.36" N, 122° 8' 35.69" W |
Dadda's Multiplier, 1965 | 1965 | 26 September 2016 | 8 | Italy | 170 | |
Dadda's Multiplier, 1965 | | | | | | 45° 28' 43.18" N, 9° 13' 57.17" E |
Decew Falls Hydro-Electric Plant, 1898 | 1898 | 2 May 2004 | 7 | Hamilton | 53 | |
Decew Falls Hydro-Electric Plant, 1898 | | | | | | 43° 6' 58.81" N, 79° 14' 55.21" W |
Deep Space Station 43, 1972-1987 | 1972 | 6 March 2024 | 10 | Australian Capital Territory | 247 | |
Deep Space Station 43, 1972-1987 | | | | | | 35° 24' 9.37" S, 148° 58' 50.26" E |
Demonstration of Practical Telegraphy, 1838 | 1838 | 7 May 1988 | 1 | North Jersey | 13 | |
Demonstration of Practical Telegraphy, 1838 | | | | | | 40° 48' 43.20" N, 74° 28' 52.32" W |
Demonstration of the ALOHA Packet Radio Data Network, 1971 | 1971 | 13 October 2020 | 6 | Hawaii | 207 | |
Demonstration of the ALOHA Packet Radio Data Network, 1971 | | | | | | 21° 17' 48.52" N, 157° 48' 59.65" W |
Detection of Radar Signals Reflected from the Moon, 1946 | 1946 | 17 May 2019 | 1 | New Jersey Coast | 194 | |
Detection of Radar Signals Reflected from the Moon, 1946 | | | | | | 40° 11' 5.50" N, 74° 3' 23.47" W |
Development of 193-nm Projection Photolithography, 1984-1996 | 1984 | 2 February 2024 | 1 | Boston | 245 | |
Development of 193-nm Projection Photolithography, 1984-1996 | | | | | | 42° 27' 32.62" N, 71° 16' 1.19" W |
Development of CDMA for Cellular Communications, 1989 | 1989 | 7 November 2017 | 6 | San Diego | 183 | |
Development of CDMA for Cellular Communications, 1989 | | | | | | 32° 53' 42.53" N, 117° 11' 51.83" W |
Development of Computer Graphics and Visualization Techniques, 1965-1978 | 1965 | 24 March 2023 | 6 | Utah | 232 | |
Development of Computer Graphics and Visualization Techniques, 1965-1978 | | | | | | 40° 46' 7.87" N, 111° 50' 46.00" W |
Development of Electronic Television, 1924-1941 | 1924 | 12 November 2009 | 10 | Nagoya | 85 | |
Development of Electronic Television, 1924-1941 | | | | | | 34° 43' 31.15" N, 137° 43' 2.95" E |
Development of Ferrite Materials and Their Applications, 1930-1945 | 1930 | 13 October 2009 | 10 | Tokyo | 88 | |
Development of Ferrite Materials and Their Applications, 1930-1945 | | | | | | 35° 36' 24.07" N, 139° 41' 5.24" E |
Development of Information Theory, 1939-1967 | 1939 | 17 May 2016 | 1 | Boston | 162 | |
Development of Information Theory, 1939-1967 | | | | | | 42° 21' 42.06" N, 71° 5' 26.02" W |
Development of VHS, a World Standard for Home Video Recording, 1976 | 1976 | 11 October 2006 | 10 | Tokyo | 72 | |
Development of VHS, a World Standard for Home Video Recording, 1976 | | | | | | 35° 13' 28.26" N, 139° 42' 21.87" E |
Development of the Cavity Magnetron, 1939-1941 | 1939 | 4 June 2024 | 8 | United Kingdom and Ireland | 256 | |
Development of the Cavity Magnetron, 1939-1941 | | | | | | 52° 26' 59.26" N, 1° 55' 52.19" W |
Development of the Commercial Laser Printer, 1971-1977 | 1971 | 17 May 2024 | 6 | Santa Clara Valley | 251 | |
Development of the Commercial Laser Printer, 1971-1977 | | | | | | 37° 24' 9.84" N, 122° 8' 54.96" W |
Development of the HP-35, the First Handheld Scientific Calculator, 1972 | 1972 | 14 April 2009 | 6 | Santa Clara Valley | 82 | |
Development of the HP-35, the First Handheld Scientific Calculator, 1972 | | | | | | 37° 24' 42.48" N, 122° 8' 52.08" W |
Directive Short Wave Antenna, 1924 | 1924 | 17 June 1995 | 10 | Sendai | 26 | |
Directive Short Wave Antenna, 1924 | | | | | | 38° 16' 17.86" N, 140° 51' 32.82" E |
Discovery of Radioconduction by Edouard Branly, 1890 | 1890 | 23 September 2010 | 8 | France | 102 | |
Discovery of Radioconduction by Edouard Branly, 1890 | | | | | | 48° 50' 56.46" N, 2° 19' 46.85" E |
Discovery of Superconductivity, 1911 | 1911 | 8 April 2011 | 8 | Benelux | 112 | |
Discovery of Superconductivity, 1911 | | | | | | 52° 9' 21.82" N, 4° 29' 25.79" E |
Early Developments in Remote-Control, 1901 | 1901 | 15 March 2007 | 8 | Spain | 73 | |
Early Developments in Remote-Control, 1901 | | | | | | 40° 26' 48.59" N, 3° 43' 53.67" W |
Eel River High Voltage Direct Current Converter Station, 1972 | 1972 | 24 February 2011 | 7 | New Brunswick | 109 | |
Eel River High Voltage Direct Current Converter Station, 1972 | | | | | | 48° 0' 37.81" N, 66° 22' 26.40" W |
Electric Fire Alarm System, 1852 | 1852 | 1 October 2004 | 1 | Boston | 50 | |
Electric Fire Alarm System, 1852 | | | | | | 42° 20' 38.28" N, 71° 5' 27.19" W |
Electric Lighting Of The Kingdom of Hawaii 1886-1888 | 1886 | 23 March 2018 | 6 | Hawaii | 186 | |
Electric Lighting Of The Kingdom of Hawaii 1886-1888 | | | | | | 21° 18' 24.12" N, 157° 51' 32.04" W |
Electronic Numerical Integrator and Computer, 1946 | 1946 | 1 September 1987 | 2 | Philadelphia | 12 | |
Electronic Numerical Integrator and Computer, 1946 | | | | | | 39° 57' 10.12" N, 75° 11' 24.17" W |
Electronic Quartz Wristwatch, 1969 | 1969 | 25 November 2004 | 10 | Tokyo | 56 | |
Electronic Quartz Wristwatch, 1969 | | | | | | 35° 42' 47.96" N, 139° 48' 33.35" E |
Electronic Technology for Space Rocket Launches, 1950-1969 | 1950 | 1 February 2001 | 3 | Canaveral | 42 | |
Electronic Technology for Space Rocket Launches, 1950-1969 | | | | | | 28° 31' 23.93" N, 80° 40' 55.42" W |
Emergency Warning Code Signal Broadcasting System, 1985 | 1985 | 11 May 2016 | 10 | Tokyo | 161 | |
Emergency Warning Code Signal Broadcasting System, 1985 | | | | | | 35° 38' 8.33" N, 139° 36' 56.60" E |
Enrico Fermi's Major Contribution to Semiconductor Statistics, 1924-1926 | 1924 | 5 December 2015 | 8 | Italy | 159 | |
Ethernet Local Area Network (LAN), 1973-1985 | 1973 | 17 May 2024 | 6 | Santa Clara Valley | 252 | |
Ethernet Local Area Network (LAN), 1973-1985 | | | | | | 37° 24' 9.84" N, 122° 8' 54.96" W |
Experimental Breeder Reactor I, 1951 | 1951 | 4 June 2004 | 6 | Eastern Idaho | 55 | |
Experimental Breeder Reactor I, 1951 | | | | | | 43° 31' 57.88" N, 112° 56' 34.08" W |
FM Police Radio Communication, 1940 | 1940 | 1 June 1987 | 1 | Connecticut | 11 | |
FM Police Radio Communication, 1940 | | | | | | 41° 45' 34.60" N, 72° 40' 54.86" W |
Fiber Optic Connectors, 1986 | 1986 | 5 March 2021 | 10 | Tokyo | 214 | |
Fiber Optic Connectors, 1986 | | | | | | 36° 7' 42.19" N, 140° 5' 22.08" E |
First 500 MeV Proton Beam from the TRIUMF Cyclotron, 1974 | 1974 | 16 December 2010 | 7 | Vancouver | 108 | |
First 500 MeV Proton Beam from the TRIUMF Cyclotron, 1974 | | | | | | 49° 14' 52.10" N, 123° 13' 46.44" W |
First 735 kV AC Transmission System, 1965 | 1965 | 1 November 2005 | 7 | Quebec | 62 | |
First 735 kV AC Transmission System, 1965 | | | | | | 45° 30' 29.14" N, 73° 33' 44.48" W |
First Atomic Clock, 1948 | 1948 | 8 August 2017 | 2 | Washington | 180 | |
First Atomic Clock, 1948 | | | | | | 38° 56' 31.66" N, 77° 3' 45.04" W |
First Blind Takeoff, Flight and Landing, 1929 | 1929 | 24 September 2014 | 1 | Long Island | 145 | |
First Blind Takeoff, Flight and Landing, 1929 | | | | | | 40° 43' 41.08" N, 73° 35' 50.60" W |
First Breaking of Enigma Code by the Team of Polish Cipher Bureau, 1932-1939 | 1932 | 5 August 2014 | 8 | Poland | 142 | |
First Breaking of Enigma Code by the Team of Polish Cipher Bureau, 1932-1939 | | | | | | 52° 13' 16.96" N, 21° 0' 52.75" E |
First Central Station in South Carolina, 1882 | 1882 | 24 July 1986 | 3 | Coastal South Carolina | 8 | |
First Central Station in South Carolina, 1882 | | | | | | 32° 46' 39.76" N, 79° 56' 0.25" W |
First Computerized Tomography (CT) X-ray Scanner, 1971 | 1971 | 26 October 2022 | 8 | United Kingdom and Ireland | 231 | |
First Computerized Tomography (CT) X-ray Scanner, 1971 | | | | | | 51° 30' 20.02" N, 0° 25' 35.72" W |
First Demonstration of a Fibre Bragg Grating, 1978 | 1978 | 11 August 2023 | 7 | Ottawa | 235 | |
First Demonstration of a Fibre Bragg Grating, 1978 | | | | | | 45° 20' 42.71" N, 75° 52' 49.57" W |
First Digitally Processed Image from a Spaceborne Synthetic Aperture Radar, 1978 | 1978 | 9 September 2014 | 7 | Vancouver | 144 | |
First Digitally Processed Image from a Spaceborne Synthetic Aperture Radar, 1978 | | | | | | 49° 10' 31.33" N, 123° 4' 13.51" W |
First Direct Broadcast Satellite Service, 1984 | 1984 | 18 November 2011 | 10 | Tokyo | 116 | |
First Direct Broadcast Satellite Service, 1984 | | | | | | 35° 38' 14.20" N, 139° 36' 30.76" E |
First Distant Speech Transmission in Canada, 1876 | 1876 | 4 May 2008 | 7 | Hamilton | 75 | |
First Distant Speech Transmission in Canada, 1876 | | | | | | 43° 11' 37.83" N, 80° 23' 2.86" W |
First Exploration and Proof of Liquid Crystals, 1889 | 1889 | 11 October 2017 | 8 | Germany | 182 | |
First Exploration and Proof of Liquid Crystals, 1889 | | | | | | 49° 0' 34.25" N, 8° 24' 44.39" E |
First External Cardiac Pacemaker, 1950 | 1950 | 1 September 2009 | 7 | Toronto | 95 | |
First External Cardiac Pacemaker, 1950 | | | | | | 43° 39' 37.44" N, 79° 23' 21.94" W |
First Generation and Experimental Proof of Electromagnetic Waves, 1886-1888 | 1886 | 5 December 2014 | 8 | Germany | 150 | |
First Generation and Experimental Proof of Electromagnetic Waves, 1886-1888 | | | | | | 49° 0' 34.25" N, 8° 24' 44.39" E |
First Geographic Information System (GIS), 1962-1968 | 1962 | 11 August 2023 | 7 | Ottawa | 236 | |
First Geographic Information System (GIS), 1962-1968 | | | | | | 45° 26' 32.00" N, 75° 41' 43.00" W |
First Intelligible Voice Transmission over Electric Wire, 1876 | 1876 | 10 March 2006 | 1 | Boston | 67 | |
First Intelligible Voice Transmission over Electric Wire, 1876 | | | | | | 42° 21' 33.76" N, 71° 3' 28.95" W |
First Large-Scale Fingerprint ID, 1982 | 1982 | 15 December 2020 | 10 | Tokyo | 210 | |
First Large-Scale Fingerprint ID, 1982 | | | | | | 35° 38' 57.96" N, 139° 44' 53.00" E |
First Millimeter-wave Communication Experiments by J.C. Bose, 1894-96 | 1894 | 15 September 2012 | 10 | Kolkata | 128 | |
First Millimeter-wave Communication Experiments by J.C. Bose, 1894-96 | | | | | | 22° 34' 31.83" N, 88° 21' 48.65" E |
First Operational Use Of Wireless Telegraphy, 1899-1902 | 1899 | 29 September 1999 | 8 | South Africa | 29 | |
First Operational Use Of Wireless Telegraphy, 1899-1902 | | | | | | 33° 58' 44.44" S, 18° 28' 56.28" E |
First Optical Fiber Laser and Amplifier, 1961-1964 | 1961 | 26 October 2012 | 1 | Worcester County | 131 | |
First Optical Fiber Laser and Amplifier, 1961-1964 | | | | | | 42° 4' 30.08" N, 72° 1' 36.36" W |
First Practical Field Emission Electron Microscope, 1972 | 1972 | 31 January 2012 | 10 | Tokyo | 119 | |
First Practical Field Emission Electron Microscope, 1972 | | | | | | 35° 42' 42.36" N, 139° 28' 12.31" E |
First Public Demonstration of Television, 1926 | 1926 | 26 January 2017 | 8 | United Kingdom and Ireland | 171 | |
First Public Demonstration of Television, 1926 | | | | | | 51° 30' 48.32" N, 0° 7' 52.34" W |
First RISC (Reduced Instruction-Set Computing) Microprocessor 1980-1982 | 1980 | 12 February 2015 | 6 | Oakland-East Bay | 152 | |
First RISC (Reduced Instruction-Set Computing) Microprocessor 1980-1982 | | | | | | 37° 52' 32.25" N, 122° 15' 31.98" W |
First Radio Astronomical Observations Using Very Long Baseline Interferometry, 1967 | 1967 | 25 September 2010 | 7 | Vancouver | 106 | |
First Radio Astronomical Observations Using Very Long Baseline Interferometry, 1967 | | | | | | 49° 19' 15.18" N, 119° 37' 13.31" W |
First Real-Time Speech Communication on Packet Networks, 1974 - 1982 | 1974 | 8 December 2011 | 1 | Boston | 117 | |
First Real-Time Speech Communication on Packet Networks, 1974 - 1982 | | | | | | 42° 27' 31.05" N, 71° 15' 48.84" W |
First Robotic Control from Human Brain Signals, 1988 | 1988 | 10 October 2023 | 8 | North Macedonia | 239 | |
First Robotic Control from Human Brain Signals, 1988 | | | | | | 42° 0' 17.60" N, 21° 24' 30.00" E |
First Semiconductor Integrated Circuit (IC), 1958 | 1958 | 15 October 2009 | 5 | Dallas | 90 | |
First Semiconductor Integrated Circuit (IC), 1958 | | | | | | 32° 55' 29.82" N, 96° 45' 23.89" W |
First Studies on Ring Armature for Direct-Current Dynamos, 1860-1863 | 1860 | 4 December 2018 | 8 | Italy | 192 | |
First Studies on Ring Armature for Direct-Current Dynamos, 1860-1863 | | | | | | 43° 43' 15.56" N, 10° 23' 23.24" E |
First Technical Meeting of the American Institute of Electrical Engineers, 1884 | 1884 | 15 December 2013 | 2 | Philadelphia | 136 | |
First Technical Meeting of the American Institute of Electrical Engineers, 1884 | | | | | | 39° 57' 29.30" N, 75° 10' 21.45" W |
First Television Broadcast in Western Canada, 1953 | 1953 | 6 November 2010 | 7 | Vancouver | 104 | |
First Television Broadcast in Western Canada, 1953#CBC Broadcasting Site, Vancouver, Canada | | | | | | 49° 21' 13.00" N, 122° 57' 24.00" W |
First Television Broadcast in Western Canada, 1953 | | | | | | 49° 21' 49.00" N, 122° 57' 24.00" W |
First Transatlantic Reception of a Television Signal via Satellite, 1962 | 1962 | 1 July 2002 | 8 | France | 44 | |
First Transatlantic Reception of a Television Signal via Satellite, 1962 | | | | | | 48° 46' 26.13" N, 3° 31' 2.01" W |
First Transatlantic Television Signal via Satellite, 1962 | 1962 | 1 July 2002 | 8 | United Kingdom and Ireland | 44 | |
First Transatlantic Television Signal via Satellite, 1962 | | | | | | 50° 3' 24.04" N, 5° 11' 7.40" W |
First Transatlantic Transmission of a Television Signal via Satellite, 1962 | 1962 | 1 July 2002 | 1 | Maine | 44 | |
First Transatlantic Transmission of a Television Signal via Satellite, 1962 | | | | | | 44° 56' 19.50" N, 70° 45' 0.18" W |
First Transpacific Reception of a Television (TV) Signal via Satellite, 1963 | 1963 | 23 November 2009 | 10 | Tokyo | 92 | |
First Transpacific Reception of a Television (TV) Signal via Satellite, 1963 | | | | | | 36° 41' 50.54" N, 140° 42' 32.23" E |
First Wearable Cardiac Pacemaker, 1957-1958 | 1957 | 1 October 1999 | 4 | Twin Cities | 31 | |
First Wearable Cardiac Pacemaker, 1957-1958 | | | | | | 44° 56' 19.50" N, 93° 19' 17.77" W |
First Wireless Radio Broadcast by Reginald A. Fessenden, 1906 | 1906 | 13 September 2008 | 1 | Boston | 78 | |
First Wireless Radio Broadcast by Reginald A. Fessenden, 1906 | | | | | | 42° 4' 55.10" N, 70° 38' 27.42" W |
First Working Laser, 1960 | 1960 | 23 November 2010 | 6 | Metropolitan Los Angeles | 105 | |
First Working Laser, 1960 | | | | | | 34° 2' 36.25" N, 118° 41' 45.66" W |
Fleming Valve, 1904 | 1904 | 1 July 2004 | 8 | United Kingdom and Ireland | 54 | |
Fleming Valve, 1904 | | | | | | 51° 31' 22.92" N, 0° 7' 53.79" W |
Folsom Powerhouse, 1895 | 1895 | 13 July 2021 | 6 | Sacramento Valley | 218 | |
Folsom Powerhouse, 1895 | | | | | | 38° 33' 51.13" N, 121° 44' 11.88" W |
French Transatlantic Telegraph Cable of 1898 | 1898 | 6 September 2018 | 1 8 | France Providence | 191 | |
French Transatlantic Telegraph Cable of 1898 | | | | | | 41° 47' 16.21" N, 69° 59' 14.98" W |
Gapless Metal Oxide Surge Arrester (MOSA) for electric power systems,1975 | 1975 | 18 August 2014 | 10 | Tokyo | 143 | |
Gapless Metal Oxide Surge Arrester (MOSA) for electric power systems,1975 | | | | | | 35° 38' 16.49" N, 139° 42' 54.77" E |
Georgetown Steam Hydro Generating Plant, 1900 | 1900 | 31 July 1999 | 5 | Denver | 28 | |
Georgetown Steam Hydro Generating Plant, 1900 | | | | | | 39° 42' 23.47" N, 105° 41' 52.51" W |
Germany’s First Broadcast Transmission from the Radio Station Königs Wusterhausen, 1920 | 1920 | 16 July 2016 | 8 | Germany | 167 | |
Germany’s First Broadcast Transmission from the Radio Station Königs Wusterhausen, 1920 | | | | | | 52° 18' 15.64" N, 13° 37' 14.57" E |
Giant Metrewave Radio Telescope, 1994 | 1994 | 30 March 2021 | 10 | Pune | 216 | |
Giant Metrewave Radio Telescope, 1994 | | | | | | 19° 5' 48.17" N, 74° 2' 59.84" E |
Gotland High Voltage Direct Current Link, 1954 | 1954 | 15 May 2017 | 8 | Sweden | 176 | |
Gotland High Voltage Direct Current Link, 1954 | | | | | | 57° 35' 15.78" N, 18° 11' 40.61" E |
Grand Central Terminal Electrification, 1906-1913 | 1906 | 15 June 2016 | 1 | New York | 166 | |
Grand Central Terminal Electrification, 1906-1913 | | | | | | 40° 45' 9.81" N, 73° 58' 38.03" W |
Gravitational-Wave Antenna, 1972-1989 | 1972 | 3 February 2021 | 5 6 8 | Baton Rouge Italy Richland | 212 | |
Gravitational-Wave Antenna, 1972-1989 | | | | | | 46° 27' 18.57" N, 119° 24' 34.88" W |
Gravitational-Wave Antenna, 1972-1989 | | | | | | 43° 37' 52.40" N, 10° 30' 14.48" E |
Gravitational-Wave Antenna, 1972-1989 | | | | | | 30° 33' 47.48" N, 90° 46' 27.19" W |
Grumman Lunar Module, 1962-1972 | 1962 | 20 July 2011 | 1 | Long Island | 115 | |
Grumman Lunar Module, 1962-1972 | | | | | | 40° 45' 5.79" N, 73° 30' 6.64" W |
HEMT, 1979 | 1979 | 18 December 2019 | 10 | Tokyo | 206 | |
HEMT, 1979 | | | | | | 35° 26' 36.26" N, 139° 18' 50.12" E |
Handheld Digital Camera, 1975 | 1975 | 26 April 2022 | 1 | Rochester | 223 | |
Handheld Digital Camera, 1975 | | | | | | 43° 11' 53.94" N, 77° 37' 51.23" W |
Harvard Mark 1 Computer, 1944 - 1959 | | | | | | 42° 22' 34.84" N, 71° 6' 59.78" W |
High-Temperature Superconductivity, 1987 | 1987 | 17 November 2014 | 5 | Houston | 149 | |
High-Temperature Superconductivity, 1987 | | | | | | 29° 43' 23.47" N, 95° 20' 47.17" W |
Human Rescue Enabled by Space Technology, 1982 | 1982 | 9 September 2019 | 7 | Ottawa | 200 | |
Human Rescue Enabled by Space Technology, 1982 | | | | | | 45° 27' 30.75" N, 75° 38' 46.56" W |
IBM Thomas J. Watson Research Center, 1960 - 1984 | 1960 | 16 October 2009 | 1 | New York | 91 | |
IBM Thomas J. Watson Research Center, 1960 - 1984 | | | | | | 41° 12' 58.29" N, 73° 48' 21.61" W |
IEEE Special Citation Computer History Museum, 1979 | 1979 | 29 October 2015 | 6 | Santa Clara Valley | 2 | |
IEEE Standard 754 for Binary Floating-Point Arithmetic, 1985 | 1985 | 3 May 2023 | 6 | Oakland-East Bay | 234 | |
IEEE Standard 754 for Binary Floating-Point Arithmetic, 1985 | | | | | | 37° 52' 32.25" N, 122° 15' 31.98" W |
Inception of the ARPANET, 1969 | 1969 | 16 September 2009 | 6 | Santa Clara Valley | 97 | |
Inception of the ARPANET, 1969 | | | | | | 37° 27' 33.25" N, 122° 10' 26.94" W |
Interactive Video Games, 1966 | 1966 | 21 September 2015 | 1 | New Hampshire | 158 | |
Interactive Video Games, 1966 | | | | | | 42° 45' 50.68" N, 71° 27' 29.36" W |
International Standardization of G3 Facsimile, 1980 | 1980 | 5 April 2012 | 10 | Tokyo | 120 | |
International Standardization of G3 Facsimile, 1980#KDDI R&D Laboratories Inc., Kamifukuoka-city, Saitama Japan | | | | | | 35° 51' 42.22" N, 139° 38' 43.74" E |
International Standardization of G3 Facsimile, 1980 | | | | | | 35° 16' 52.83" N, 139° 40' 19.92" E |
Introduction of the Apple II Computer: 1977-1978 | | | | | | 37° 19' 54.10" N, 122° 1' 48.79" W |
Invention of Holography, 1947 | 1947 | 12 June 2013 | 8 | United Kingdom and Ireland | 133 | |
Invention of Holography, 1947 | | | | | | 51° 29' 55.56" N, 0° 10' 28.28" W |
Invention of Public-key Cryptography, 1969 - 1975 | 1969 | 5 October 2010 | 8 | United Kingdom and Ireland | 103 | |
Invention of Public-key Cryptography, 1969 - 1975 | | | | | | 51° 54' 4.41" N, 2° 4' 40.50" W |
Invention of Sonar, 1915-1918 | 1915 | 7 December 2023 | 8 | France | 242 | |
Invention of Sonar, 1915-1918 | | | | | | 48° 50' 28.58" N, 2° 20' 42.05" E |
Invention of Stereo Sound Reproduction, 1931 | 1931 | 1 April 2015 | 8 | United Kingdom and Ireland | 154 | |
Invention of Stereo Sound Reproduction, 1931 | | | | | | 51° 31' 55.72" N, 0° 10' 40.51" W |
Invention of a Temperature-Insensitive Quartz Oscillation Plate, 1933 | 1933 | 6 March 2017 | 10 | Tokyo | 174 | |
Invention of a Temperature-Insensitive Quartz Oscillation Plate, 1933 | | | | | | 35° 36' 24.75" N, 139° 41' 5.29" E |
Invention of the First Transistor at Bell Telephone Laboratories, Inc., 1947 | 1947 | 8 December 2009 | 1 | North Jersey | 89 | |
Invention of the First Transistor at Bell Telephone Laboratories, Inc., 1947 | | | | | | 40° 41' 2.95" N, 74° 24' 4.23" W |
Inverter-Driven Air Conditioner, 1980-1981 | 1980 | 16 March 2021 | 10 | Nagoya | 215 | |
Inverter-Driven Air Conditioner, 1980-1981 | | | | | | 35° 8' 52.45" N, 138° 39' 53.06" E |
Keage Power Station: The Japan’s First Commercial Hydroelectric Plant, 1890-1897 | 1890 | 11 September 2016 | 10 | Kansai | 168 | |
Keage Power Station: The Japan’s First Commercial Hydroelectric Plant, 1890-1897 | | | | | | 35° 0' 36.72" N, 135° 47' 18.50" E |
Krka-Šibenik Electric Power System, 1895 | 1895 | 5 July 2013 | 8 | Croatia | 134 | |
Krka-Šibenik Electric Power System, 1895 | | | | | | 43° 48' 16.92" N, 15° 57' 47.88" E |
Kurobe River No. 4 Hydropower Plant, 1956-63 | 1956 | 9 April 2010 | 10 | Kansai | 98 | |
Kurobe River No. 4 Hydropower Plant, 1956-63 | | | | | | 36° 33' 59.18" N, 137° 39' 43.67" E |
Landing of the Transatlantic Cable, 1866 | 1866 | 15 June 1985 | 7 | Newfoundland-Labrador | 5 | |
Landing of the Transatlantic Cable, 1866 | | | | | | 47° 52' 14.33" N, 53° 21' 53.59" W |
Large-Scale Commercialization of a CDMA Cellular Communication System, 1996 | 1996 | 10 June 2024 | 10 | Seoul | 257 | |
Large-Scale Commercialization of a CDMA Cellular Communication System, 1996 | | | | | | 37° 33' 59.21" N, 126° 59' 6.41" E |
Largest Private (dc) Generating Plant in the U.S.A., 1929 | 1929 | 25 September 2008 | 1 | New York | 79 | |
Largest Private (dc) Generating Plant in the U.S.A., 1929 | | | | | | 40° 45' 7.89" N, 73° 59' 36.47" W |
Lempel-Ziv Data Compression Algorithm, 1977 | 1977 | 1 September 2004 | 8 | Israel | 57 | |
Lempel-Ziv Data Compression Algorithm, 1977 | | | | | | 32° 48' 0.16" N, 34° 59' 59.83" E |
Line Spectrum Pair (LSP) for high-compression speech coding, 1975 | 1975 | 22 May 2014 | 10 | Tokyo | 140 | |
Line Spectrum Pair (LSP) for high-compression speech coding, 1975 | | | | | | 35° 43' 12.54" N, 139° 33' 43.69" E |
Liquid Crystal Display, 1968 | 1968 | 30 September 2006 | 1 | Princeton/Central Jersey | 71 | |
Liquid Crystal Display, 1968 | | | | | | 40° 19' 54.07" N, 74° 37' 53.89" W |
Long-Range Shortwave Voice Transmissions from Byrd's Antarctic Expedition, 1934 | 1934 | 1 February 2001 | 4 | Cedar Rapids | 38 | |
Long-Range Shortwave Voice Transmissions from Byrd's Antarctic Expedition, 1934 | | | | | | 42° 1' 42.01" N, 91° 38' 19.27" W |
Loran, 1940 - 1946 | 1940 | 27 June 2012 | 1 | Boston | 123 | |
Loran, 1940 - 1946 | | | | | | 42° 21' 42.06" N, 71° 5' 26.02" W |
MIT Radiation Laboratory, 1940-1945 | 1940 | 1 October 1990 | 1 | Boston | 19 | |
MIT Radiation Laboratory, 1940-1945 | | | | | | 42° 22' 28.09" N, 71° 6' 20.73" W |
MPD7720DSP, 1980 | 1980 | 15 December 2020 | 10 | Tokyo | 209 | |
MPD7720DSP, 1980 | | | | | | 35° 34' 21.16" N, 139° 39' 54.56" E |
MPEG Multimedia Integrated Circuits, 1984-1993 | 1984 | 28 September 2023 | 8 | France | 237 | |
MPEG Multimedia Integrated Circuits, 1984-1993 | | | | | | 45° 12' 12.00" N, 5° 41' 45.00" E |
MTI Portable Satellite Communication Terminals, 1987-1995 | 1987 | 6 December 2023 | 10 | Taipei | 241 | |
MTI Portable Satellite Communication Terminals, 1987-1995 | | | | | | 24° 46' 50.23" N, 120° 59' 47.98" E |
Mainline Electrification of the Baltimore and Ohio Railroad, 1895 | 1895 | 21 June 2012 | 2 | Baltimore | 122 | |
Mainline Electrification of the Baltimore and Ohio Railroad, 1895 | | | | | | 39° 17' 7.44" N, 76° 38' 5.30" W |
Manchester University "Baby" Computer and its Derivatives, 1948-1951 | 1948 | 21 June 2022 | 8 | United Kingdom and Ireland | 225 | |
Manchester University "Baby" Computer and its Derivatives, 1948-1951 | | | | | | 53° 27' 59.27" N, 2° 14' 5.36" W |
Manufacture of Transistors, 1951 | 1951 | 1 April 1989 | 2 | Lehigh Valley | 15 | |
Manufacture of Transistors, 1951 | | | | | | 40° 37' 22.05" N, 75° 27' 3.73" W |
Map-Based Automotive Navigation System, 1981 | 1981 | 2 March 2017 | 10 | Tokyo | 173 | |
Map-Based Automotive Navigation System, 1981 | | | | | | 36° 31' 36.57" N, 140° 13' 36.17" E |
Marconi's Early Experiments in Wireless Telegraphy, 1895 | 1895 | 29 April 2011 | 8 | Italy | 113 | |
Marconi's Early Experiments in Wireless Telegraphy, 1895 | | | | | | 44° 25' 52.67" N, 11° 16' 1.88" E |
Maxwell's Equations, 1860-1871 | 1860 | 13 August 2009 | 8 | United Kingdom and Ireland | 86 | |
Maxwell's Equations, 1860-1871#Castle Douglas, Kirkcudbrightshire, Scotland | | | | | | 55° 1' 57.00" N, 3° 56' 43.05" W |
Maxwell's Equations, 1860-1871 | | | | | | 51° 30' 43.24" N, 0° 6' 59.84" W |
Mercury Spacecraft MA-6, 1962 | 1962 | 24 February 2011 | 5 | Saint Louis | 110 | |
Mercury Spacecraft MA-6, 1962 | | | | | | 38° 44' 58.98" N, 90° 20' 50.06" W |
Merrill Wheel-Balancing System, 1945 | 1945 | 1 September 1999 | 5 | Denver | 30 | |
Merrill Wheel-Balancing System, 1945 | | | | | | 39° 44' 29.99" N, 105° 5' 1.40" W |
Mill Creek No. 1 Hydroelectric Plant, 1893 | 1893 | 20 February 1977 | 6 | Foothill | 2 | |
Mill Creek No. 1 Hydroelectric Plant, 1893 | | | | | | 34° 5' 16.36" N, 117° 2' 22.20" W |
Mode S Air Traffic Control Radar Beacon System, 1969-1995 | 1969 | 2 February 2024 | 1 | Boston | 244 | |
Mode S Air Traffic Control Radar Beacon System, 1969-1995 | | | | | | 42° 27' 32.62" N, 71° 16' 1.19" W |
Monochrome-Compatible Electronic Color Television, 1946-1953 | 1946 | 29 November 2001 | 1 | Princeton/Central Jersey | 40 | |
Monochrome-Compatible Electronic Color Television, 1946-1953 | | | | | | 40° 19' 54.07" N, 74° 37' 53.89" W |
Moore's Law, 1965 | 1965 | 15 August 2018 | 6 | Santa Clara Valley | 189 | |
Moore's Law, 1965 | | | | | | 37° 24' 11.86" N, 122° 6' 40.13" W |
Mount Fuji Radar System, 1964 | 1964 | 6 March 2000 | 10 | Tokyo | 34 | |
Mount Fuji Radar System, 1964 | | | | | | 35° 41' 12.74" N, 139° 45' 22.91" E |
Multiple Technologies on a Chip, 1985 | 1985 | 18 May 2021 | 8 | Italy | 217 | |
Multiple Technologies on a Chip, 1985 | | | | | | 45° 34' 15.84" N, 9° 21' 47.08" E |
NAIC/Arecibo Radiotelescope, 1963 | 1963 | 1 November 2001 | 9 | Puerto Rico & Caribbean | 41 | |
NAIC/Arecibo Radiotelescope, 1963 | | | | | | 18° 20' 39.93" N, 66° 45' 11.32" W |
Nelson River HVDC Transmission System, 1972 | 1972 | 3 June 2005 | 7 | Winnipeg | 64 | |
Nelson River HVDC Transmission System, 1972 | | | | | | 54° 13' 6.34" N, 97° 36' 47.15" W |
Nikola Tesla (1856-1943), Electrical Pioneer (Special Citation) | 1856 | 1 October 2006 | 8 | Serbia and Montenegro | 1 | |
Nikola Tesla (1856-1943), Electrical Pioneer (Special Citation) | | | | | | 44° 48' 59.50" N, 20° 27' 49.28" E |
Nobeyama 45-m Telescope, 1982 | 1982 | 14 June 2017 | 10 | Tokyo | 178 | |
Nobeyama 45-m Telescope, 1982 | | | | | | 35° 40' 30.72" N, 139° 32' 16.44" E |
Object-Oriented Programming, 1961-1967 | 1961 | 27 September 2017 | 8 | Norway | 181 | |
Object-Oriented Programming, 1961-1967 | | | | | | 59° 56' 37.03" N, 10° 43' 5.98" E |
One-Way Police Radio Communication, 1928 | 1928 | 1 May 1987 | 4 | Southeastern Michigan | 9 | |
One-Way Police Radio Communication, 1928 | | | | | | 42° 20' 8.52" N, 83° 2' 34.81" W |
Opana Radar Site, 1941 | 1941 | 1 February 2000 | 6 | Hawaii | 33 | |
Opana Radar Site, 1941 | | | | | | 21° 42' 15.54" N, 157° 59' 54.49" W |
Origin of the IEEE 802 Family of Networking Standards, 1980-1999 | 1980 | 20 May 2024 | 6 | Santa Clara Valley | 254 | |
Origin of the IEEE 802 Family of Networking Standards, 1980-1999 | | | | | | 37° 24' 51.39" N, 122° 4' 38.67" W |
Outdoor large-scale color display system, 1980 | 1980 | 7 March 2018 | 10 | Fukuoka | 185 | |
Outdoor large-scale color display system, 1980 | | | | | | 32° 45' 44.62" N, 129° 51' 53.39" E |
PageRank and the Birth of Google, 1996-1998 | 1996 | 20 May 2024 | 6 | Santa Clara Valley | 255 | |
PageRank and the Birth of Google, 1996-1998 | | | | | | 37° 25' 19.00" N, 122° 4' 46.00" W |
Panama Canal Electrical and Control Installations, 1914 | 1914 | 4 April 2003 | 9 | Panama | 48 | |
Panama Canal Electrical and Control Installations, 1914 | | | | | | 8° 56' 3.31" N, 79° 33' 55.41" W |
Parkes Radiotelescope, 1969 | 1969 | 11 October 2019 | 10 | New South Wales | 202 | |
Parkes Radiotelescope, 1969 | | | | | | 32° 59' 54.25" S, 148° 15' 48.56" E |
Pearl Street Station, 1882 | 1882 | 10 May 2011 | 1 | New York | 114 | |
Pearl Street Station, 1882 | | | | | | 40° 44' 2.89" N, 73° 59' 19.09" W |
Perpendicular Magnetic Recording, 1977 | 1977 | 9 October 2023 | 10 | Sendai | 238 | |
Perpendicular Magnetic Recording, 1977 | | | | | | 38° 15' 12.45" N, 140° 52' 24.08" E |
Piezoelectric Oscillator, 1921-1923 | 1921 | 5 November 2020 | 1 | Connecticut | 208 | |
Piezoelectric Oscillator, 1921-1923 | | | | | | 41° 33' 12.12" N, 71° 39' 27.36" W |
Pinawa Hydroelectric Power Project, 1906 | 1906 | 6 June 2008 | 7 | Winnipeg | 77 | |
Pinawa Hydroelectric Power Project, 1906 | | | | | | 49° 51' 20.91" N, 97° 9' 15.17" W |
Pioneering Work on Electronic Calculators, 1964-1973 | 1964 | 1 December 2005 | 10 | Kansai | 65 | |
Pioneering Work on Electronic Calculators, 1964-1973 | | | | | | 34° 36' 10.71" N, 135° 51' 32.31" E |
Pioneering Work on the Quartz Electronic Wristwatch, 1962-1967 | 1962 | 28 September 2002 | 8 | Switzerland | 45 | |
Pioneering Work on the Quartz Electronic Wristwatch, 1962-1967 | | | | | | 46° 59' 59.46" N, 6° 57' 12.20" E |
Polymer Self-Regulating Heat-Tracing Cable, 1972 | 1972 | 28 August 2019 | 6 | Santa Clara Valley | 199 | |
Polymer Self-Regulating Heat-Tracing Cable, 1972 | | | | | | 37° 29' 5.74" N, 122° 12' 38.35" W |
Popov's Contribution to the Development of Wireless Communication, 1895 | 1895 | 20 May 2005 | 8 | Russia (Northwest) | 58 | |
Popov's Contribution to the Development of Wireless Communication, 1895 | | | | | | 59° 56' 36.14" N, 30° 22' 42.86" E |
Poulsen-Arc Radio Transmitter, 1902 | 1902 | 1 May 1994 | 8 | Denmark | 24 | |
Poulsen-Arc Radio Transmitter, 1902 | | | | | | 55° 40' 34.63" N, 12° 34' 9.41" E |
Power System of Boston's Rapid Transit, 1889 | 1889 | 10 November 2004 | 1 | Boston | 52 | |
Power System of Boston's Rapid Transit, 1889 | | | | | | 42° 21' 23.32" N, 71° 3' 45.03" W |
Public Demonstration of Online Systems and Personal Computing, 1968 | 1968 | 19 March 2017 | 6 | Santa Clara Valley | 175 | |
Public Demonstration of Online Systems and Personal Computing, 1968 | | | | | | 37° 27' 27.38" N, 122° 10' 35.90" W |
QR (Quick Response) Code, 1994 | 1994 | 26 September 2022 | 10 | Nagoya | 228 | |
QR (Quick Response) Code, 1994 | | | | | | 34° 59' 43.92" N, 137° 0' 32.36" E |
RAMAC, 1956 | 1956 | 26 May 2005 | 6 | Santa Clara Valley | 60 | |
RAMAC, 1956 | | | | | | 37° 21' 9.82" N, 121° 56' 17.44" W |
RCA Central, 1921 | 1921 | 5 November 2021 | 1 | Long Island | 219 | |
RCA Central, 1921 | | | | | | 40° 53' 48.05" N, 72° 56' 43.55" W |
Radar Predecessor, 1904 | 1904 | 19 October 2019 | 8 | Germany | 203 | |
Radar Predecessor, 1904 | | | | | | 50° 56' 27.60" N, 6° 57' 46.00" E |
Railroad Ticketing Examining System, 1965-1971 | 1965 | 27 November 2007 | 10 | Kansai | 74 | |
Railroad Ticketing Examining System, 1965-1971 | | | | | | 34° 41' 59.21" N, 135° 28' 10.49" E |
Raman Effect, 1928 | 1928 | 15 September 2012 | 10 | Kolkata | 129 | |
Raman Effect, 1928 | | | | | | 22° 29' 56.00" N, 88° 22' 7.20" E |
Rationalization of Units, 1901-1902 | 1901 | 15 December 2021 | 8 | Italy | 220 | |
Rationalization of Units, 1901-1902 | | | | | | 41° 53' 21.07" N, 12° 29' 53.73" E |
Reception of Transatlantic Radio Signals, 1901 | 1901 | 4 October 1985 | 7 | Newfoundland-Labrador | 6 | |
Reception of Transatlantic Radio Signals, 1901 | | | | | | 47° 34' 18.66" N, 52° 41' 20.99" W |
Revoked | | | | | 46 | |
Rheinfelden Hydroelectric Power Plant, 1898 - 2010 | 1898 | 25 September 2014 | 8 | Germany | 146 | |
Rheinfelden Hydroelectric Power Plant, 1898 - 2010 | | | | | | 47° 33' 58.09" N, 7° 48' 6.64" E |
Richmond Union Passenger Railway, 1888 | 1888 | 2 February 1992 | 3 | Richmond | 21 | |
Richmond Union Passenger Railway, 1888 | | | | | | 37° 32' 55.37" N, 77° 25' 57.92" W |
Rincón del Bonete, 1945 | 1945 | 14 December 2012 | 9 | Uruguay | 132 | |
Rincón del Bonete, 1945 | | | | | | 32° 50' 0.65" S, 56° 25' 23.54" W |
Rotating Fields and Early Induction Motors, 1885-1888 | 1885 | 21 January 2021 | 8 | Italy | 211 | |
Rotating Fields and Early Induction Motors, 1885-1888 | | | | | | 45° 4' 3.61" N, 7° 39' 22.95" E |
SAGE-Semi-Automatic Ground Environment, 1951-1958 | 1951 | 27 June 2012 | 1 | Boston | 125 | |
SAGE-Semi-Automatic Ground Environment, 1951-1958 | | | | | | 42° 27' 31.05" N, 71° 15' 48.84" W |
SCR/Thyristor, 1957 | 1957 | 14 June 2019 | 1 | Rochester | 196 | |
SCR/Thyristor, 1957 | | | | | | 43° 5' 3.55" N, 76° 52' 33.08" W |
SHAKEY: The World’s First Mobile Intelligent Robot, 1972 | 1972 | 16 February 2017 | 6 | Santa Clara Valley | 172 | |
SHAKEY: The World’s First Mobile Intelligent Robot, 1972 | | | | | | 37° 27' 17.34" N, 122° 10' 19.32" W |
SPARC RISC Architecture, 1987 | 1987 | 13 February 2015 | 6 | Santa Clara Valley | 153 | |
SPARC RISC Architecture, 1987 | | | | | | 37° 23' 32.98" N, 121° 57' 21.64" W |
SPICE (Simulation Program with Integrated Circuit Emphasis), 1969-1970 | 1971 | 20 February 2011 | 6 | Santa Clara Valley Oakland-East Bay | 111 | |
SPICE (Simulation Program with Integrated Circuit Emphasis), 1969-1970 | | | | | | 37° 52' 31.24" N, 122° 15' 28.71" W |
Salvá's Electric Telegraph, 1804 | 1804 | 17 May 2019 | 8 | Spain | 193 | |
Salvá's Electric Telegraph, 1804 | | | | | | 41° 23' 3.01" N, 2° 10' 14.52" E |
Semiconductor Laser, 1962 | 1962 | 2 February 2024 | 1 | Schenectady New York Boston | 246 | |
Semiconductor Laser, 1962 | | | | | | 42° 49' 52.32" N, 73° 52' 46.92" W |
Semiconductor Planar Process and Integrated Circuit, 1959 | 1959 | 8 May 2009 | 6 | Santa Clara Valley | 93 | |
Semiconductor Planar Process and Integrated Circuit, 1959 | | | | | | 37° 25' 24.59" N, 122° 6' 15.57" W |
Shannon Scheme for the Electrification of the Irish Free State, 1929 | 1929 | 29 July 2002 | 8 | United Kingdom and Ireland | 43 | |
Shannon Scheme for the Electrification of the Irish Free State, 1929 | | | | | | 52° 39' 49.89" N, 8° 37' 36.38" W |
Sharp 14-inch Thin-Film-Transistor Liquid-Crystal Display (TFT-LCD) for TV, 1988 | 1988 | 10 June 2014 | 10 | Kansai | 141 | |
Sharp 14-inch Thin-Film-Transistor Liquid-Crystal Display (TFT-LCD) for TV, 1988 | | | | | | 34° 37' 18.02" N, 135° 49' 4.27" E |
Shilling's Pioneering Contribution to Practical Telegraphy, 1828-1837 | 1828 | 18 May 2009 | 8 | Russia (Northwest) | 94 | |
Shilling's Pioneering Contribution to Practical Telegraphy, 1828-1837 | | | | | | 59° 56' 2.44" N, 30° 18' 7.67" E |
Shoshone Transmission Line, 1909 | 1909 | 22 June 1991 | 5 | Denver | 20 | |
Shoshone Transmission Line, 1909 | | | | | | 39° 32' 45.67" N, 107° 19' 25.07" W |
Single-element Unidirectional Microphone - Shure Unidyne, 1939 | 1939 | 31 January 2014 | 4 | Chicago | 137 | |
Single-element Unidirectional Microphone - Shure Unidyne, 1939 | | | | | | 42° 0' 44.68" N, 87° 46' 21.70" W |
Speak & Spell, the First Use of a Digital Signal Processing IC for Speech Generation, 1978 | 1978 | 15 October 2009 | 5 | Dallas | 84 | |
Speak & Spell, the First Use of a Digital Signal Processing IC for Speech Generation, 1978 | | | | | | 32° 55' 31.38" N, 96° 45' 23.89" W |
Special Citation Heinz Nixdorf Museum, 1996 | 1996 | 23 October 2021 | 8 | Germany | 3 | |
Special Citation Heinz Nixdorf Museum, 1996 | | | | | | 51° 43' 53.61" N, 8° 44' 11.61" E |
Standardisation of the Ohm, 1861-1867 | 1861 | 17 September 2019 | 8 | United Kingdom and Ireland | 201 | |
Standardisation of the Ohm, 1861-1867 | | | | | | 55° 52' 22.88" N, 4° 17' 28.65" W |
Stanford Linear Accelerator Center, 1962 | 1962 | 1 February 1984 | 6 | Santa Clara Valley | 4 | |
Stanford Linear Accelerator Center, 1962 | | | | | | 37° 25' 15.64" N, 122° 12' 21.90" W |
Star of Laufenburg Interconnection, 1958 | 1958 | 18 August 2010 | 8 | Switzerland | 100 | |
Star of Laufenburg Interconnection, 1958 | | | | | | 47° 33' 15.00" N, 8° 3' 1.22" E |
String Galvanometer, 1901-1905 | 1901 | 8 April 2022 | 8 | Benelux | 222 | |
String Galvanometer, 1901-1905 | | | | | | 52° 9' 58.06" N, 4° 28' 38.34" E |
Superconducting Magnet System for the Fermilab Tevatron Accelerator/Collider, 1973-1985 | 1973 | 13 November 2017 | 4 | Chicago | 184 | |
Superconducting Magnet System for the Fermilab Tevatron Accelerator/Collider, 1973-1985 | | | | | | 41° 50' 18.82" N, 88° 15' 44.06" W |
Superconductivity at 93 Kelvin, 1987 | 1987 | 19 August 2019 | 3 | Huntsville | 198 | |
Superconductivity at 93 Kelvin, 1987 | | | | | | 34° 43' 45.73" N, 86° 38' 29.29" W |
TIROS I Television Infrared Observation Satellite, 1960 | 1960 | 27 September 2010 | 1 | Princeton/Central Jersey | 101 | |
TIROS I Television Infrared Observation Satellite, 1960 | | | | | | 40° 19' 54.07" N, 74° 37' 53.89" W |
TPC-1 Transpacific Cable System, 1964 | 1964 | 11 November 2014 | 6 10 | Hawaii Tokyo | 148 | |
TPC-1 Transpacific Cable System, 1964 | | | | | | 21° 18' 34.88" N, 157° 51' 32.69" W |
TRON Real-time Operating System Family, 1984 | 1984 | 14 October 2023 | 10 | Tokyo | 240 | |
TRON Real-time Operating System Family, 1984 | | | | | | 35° 42' 28.70" N, 139° 45' 45.69" E |
Taum Sauk Pumped-Storage Electric Power Plant, 1963 | 1963 | 1 September 2005 | 5 | Saint Louis | 61 | |
Taum Sauk Pumped-Storage Electric Power Plant, 1963 | | | | | | 37° 19' 37.31" N, 91° 1' 27.37" W |
The Birth of Electrodynamics, 1820-1827 | 1820 | 3 April 2023 | 8 | France | 233 | |
The Birth of Electrodynamics, 1820-1827 | | | | | | 48° 50' 43.22" N, 2° 20' 43.66" E |
The CP/M Microcomputer Operating System, 1974 | 1974 | 25 April 2014 | 6 | Santa Clara Valley | 139 | |
The CP/M Microcomputer Operating System, 1974 | | | | | | 36° 37' 24.78" N, 121° 55' 23.93" W |
The Development of RenderMan® for Photorealistic Graphics, 1981-1988 | 1981 | 8 December 2023 | 6 | Oakland-East Bay | 243 | |
The Development of RenderMan® for Photorealistic Graphics, 1981-1988 | | | | | | 37° 49' 57.62" N, 122° 17' 1.30" W |
The Discovery of the Principle of Self-Complementarity in Antennas and the Mushiake Relationship, 1948 | 1948 | 27 July 2017 | 10 | Sendai | 179 | |
The Discovery of the Principle of Self-Complementarity in Antennas and the Mushiake Relationship, 1948 | | | | | | 38° 15' 12.66" N, 140° 52' 23.88" E |
The First Submarine Transatlantic Telephone Cable System (TAT-1), 1956 | 1956 | 24 September 2006 | 7 8 | Canadian Atlantic Newfoundland-Labrador United Kingdom and Ireland | 70 | |
The First Submarine Transatlantic Telephone Cable System (TAT-1), 1956 | | | | | | 46° 13' 54.12" N, 60° 13' 19.63" W |
The First Submarine Transatlantic Telephone Cable System (TAT-1), 1956 | | | | | | 56° 22' 49.03" N, 5° 31' 24.62" W |
The First Submarine Transatlantic Telephone Cable System (TAT-1), 1956 | | | | | | 48° 8' 46.54" N, 53° 57' 50.76" W |
The First Two-Dimensional Nuclear Magnetic Resonance Image (MRI), 1973 | 1973 | 5 September 2018 | 1 | Long Island | 190 | |
The First Two-Dimensional Nuclear Magnetic Resonance Image (MRI), 1973 | | | | | | 40° 54' 45.58" N, 73° 7' 47.59" W |
The First Word Processor for the Japanese Language, 1971-1978 | 1971 | 1 November 2008 | 10 | Tokyo | 80 | |
The First Word Processor for the Japanese Language, 1971-1978 | | | | | | 35° 32' 6.97" N, 139° 41' 58.92" E |
The Floating Gate EEPROM, 1976 - 1978 | 1976 | 20 August 2012 | 6 | Santa Clara Valley | 127 | |
The Floating Gate EEPROM, 1976 - 1978 | | | | | | 37° 25' 1.77" N, 121° 55' 15.34" W |
The High Definition Television System, 1964-1989 | 1964 | 11 May 2016 | 10 | Tokyo | 160 | |
The High Definition Television System, 1964-1989 | | | | | | 35° 38' 8.33" N, 139° 36' 56.60" E |
The MU (Middle and Upper atmosphere) radar, 1984 | 1984 | 13 May 2015 | 10 | Kansai | 155 | |
The MU (Middle and Upper atmosphere) radar, 1984 | | | | | | 34° 51' 8.00" N, 136° 6' 32.00" E |
The Trans-Canada Microwave System, 1958 | 1958 | 1 July 2022 | 7 | Canadian Atlantic Vancouver Winnipeg | 227 | |
The Trans-Canada Microwave System, 1958 | | | | | | 49° 16' 52.00" N, 123° 6' 59.00" W |
The Xerox Alto Establishes Personal Networked Computing, 1972-1983 | 1972 | 17 May 2024 | 6 | Santa Clara Valley | 250 | |
The Xerox Alto Establishes Personal Networked Computing, 1972-1983 | | | | | | 37° 24' 9.84" N, 122° 8' 54.96" W |
Thomas A. Edison West Orange Laboratories and Factories, 1887 | 1887 | 18 October 2008 | 1 | North Jersey | 76 | |
Thomas A. Edison West Orange Laboratories and Factories, 1887 | | | | | | 40° 46' 42.52" N, 74° 14' 20.58" W |
Thomas Alva Edison Historic Site at Menlo Park, 1876 | 1876 | 9 September 2006 | 1 | Princeton/Central Jersey | 68 | |
Thomas Alva Edison Historic Site at Menlo Park, 1876 | | | | | | 40° 33' 54.11" N, 74° 20' 14.75" W |
Tokaido Shinkansen (Bullet Train), 1964 | 1964 | 13 July 2000 | 10 | Nagoya | 35 | |
Tokaido Shinkansen (Bullet Train), 1964 | | | | | | 35° 6' 27.98" N, 136° 53' 8.04" E |
Toshiba T1100, a Pioneering Contribution to the Development of Laptop PC, 1985 | 1985 | 29 October 2013 | 10 | Tokyo | 135 | |
Toshiba T1100, a Pioneering Contribution to the Development of Laptop PC, 1985 | | | | | | 35° 42' 51.54" N, 139° 25' 24.90" E |
Trans-Atlantic Telephone Fiber-Optic Submarine Cable (TAT-8), 1988 | 1988 | 19 May 2016 | 1 | New Jersey Coast | 164 | |
Trans-Atlantic Telephone Fiber-Optic Submarine Cable (TAT-8), 1988 | | | | | | 40° 23' 50.79" N, 74° 8' 8.17" W |
Transcontinental Telegraph, 1861 | 1861 | 5 August 1990 | 5 | Denver | 16 | |
Transcontinental Telegraph, 1861 | | | | | | 42° 12' 7.45" N, 104° 33' 55.09" W |
Transmission Control Protocol (TCP) Enables the Internet, 1974 | 1974 | 20 May 2024 | 6 | Santa Clara Valley | 253 | |
Transmission Control Protocol (TCP) Enables the Internet, 1974 | | | | | | 37° 25' 48.07" N, 122° 10' 23.89" W |
Transmission of Transatlantic Radio Signals, 1901 | 1901 | 12 December 2001 | 8 | United Kingdom and Ireland | 37 | |
Transmission of Transatlantic Radio Signals, 1901 | | | | | | 50° 1' 56.57" N, 5° 15' 20.75" W |
Two-Way Police Radio Communication, 1933 | 1933 | 1 May 1987 | 1 | North Jersey | 10 | |
Two-Way Police Radio Communication, 1933 | | | | | | 40° 40' 3.37" N, 74° 7' 6.38" W |
US Naval Computing Machine Laboratory, 1942-1945 | 1942 | 1 October 2001 | 2 | Dayton | 39 | |
US Naval Computing Machine Laboratory, 1942-1945 | | | | | | 39° 43' 42.05" N, 84° 12' 3.33" W |
Vapor-phase Axial Deposition Method for Mass Production of High-quality Optical Fiber, 1977-1983 | 1977 | 21 May 2015 | 10 | Tokyo | 156 | |
Vapor-phase Axial Deposition Method for Mass Production of High-quality Optical Fiber, 1977-1983 | | | | | | 35° 26' 26.62" N, 139° 18' 51.02" E |
Virginia Smith High-Voltage Direct-Current Converter Station, 1988 | 1988 | 21 May 2015 | 5 | Denver | 157 | |
Virginia Smith High-Voltage Direct-Current Converter Station, 1988 | | | | | | 39° 42' 25.53" N, 105° 8' 13.57" W |
Volta's Electrical Battery Invention, 1799 | 1799 | 15 September 1999 | 8 | Italy | 27 | |
Volta's Electrical Battery Invention, 1799 | | | | | | 45° 48' 48.69" N, 9° 4' 31.48" E |
Vucje Hydroelectric Plant, 1903 | 1903 | 25 June 2005 | 8 | Serbia and Montenegro | 59 | |
Vucje Hydroelectric Plant, 1903 | | | | | | 42° 52' 0.00" N, 21° 55' 0.00" E |
Vulcan Street Plant, 1882 | 1882 | 15 September 1977 | 4 | Northeastern Wisconsin | 1 | |
Vulcan Street Plant, 1882 | | | | | | 44° 14' 51.50" N, 88° 24' 14.83" W |
WEIZAC Computer, 1955 | 1955 | 5 December 2006 | 8 | Israel | 69 | |
WEIZAC Computer, 1955 | | | | | | 31° 53' 33.26" N, 34° 47' 52.16" E |
WaveLAN, Precursor of Wi-Fi, 1987 | 1987 | 29 October 2019 | 8 | Benelux | 204 | |
WaveLAN, Precursor of Wi-Fi, 1987 | | | | | | 52° 1' 39.40" N, 5° 5' 7.10" E |
Westinghouse Atom Smasher, 1937 | 1937 | 1 May 1985 | 2 | Pittsburgh | 7 | |
Westinghouse Atom Smasher, 1937 | | | | | | 40° 26' 4.93" N, 79° 53' 26.04" W |
Westinghouse Radio Station KDKA, 1920 | 1920 | 1 June 1994 | 2 | Pittsburgh | 25 | |
Westinghouse Radio Station KDKA, 1920 | | | | | | 40° 27' 15.05" N, 79° 53' 26.04" W |
Weston Meters, 1887-1893 | 1887 | 23 September 2016 | 1 | North Jersey | 169 | |
Weston Meters, 1887-1893 | | | | | | 40° 44' 32.93" N, 74° 10' 37.56" W |
Whirlwind Computer, 1944-59 | 1944 | 27 June 2012 | 1 | Boston | 124 | |
Whirlwind Computer, 1944-59 | | | | | | 42° 21' 40.48" N, 71° 5' 47.99" W |
World's First Low-Loss Optical Fiber for Telecommunications, 1970 | 1970 | 1 May 2012 | 1 | Rochester | 121 | |
World's First Low-Loss Optical Fiber for Telecommunications, 1970 | | | | | | 42° 9' 43.27" N, 77° 5' 38.89" W |
World's First Reliable High Voltage Power Fuse, 1909 | 1909 | 3 August 2012 | 4 | Chicago | 126 | |
World's First Reliable High Voltage Power Fuse, 1909 | | | | | | 42° 0' 5.28" N, 87° 40' 45.72" W |
Yosami Radio Transmitting Station, 1929 | 1929 | 19 May 2009 | 10 | Nagoya | 81 | |
Yosami Radio Transmitting Station, 1929 | | | | | | 34° 58' 27.02" N, 137° 1' 0.74" E |
Zenit Parabolic Reflector L-band Pulsed Radar, 1938 | 1938 | 31 May 2017 | 8 | Ukraine | 177 | |
Zenit Parabolic Reflector L-band Pulsed Radar, 1938 | | | | | | 50° 0' 14.48" N, 36° 13' 42.05" E |