|
Invention | Inventor | Year | Patent No. |
A |
Alternating Current Calculations | Charles Proteus Steinmetz | 1897 |   |
Alternator | Nikola Tesla | 1891 | US447,921 |
Ampère's Law | André-Marie Ampère | 1820 |   |
Answering Machine | Willy Müller | 1935 | US2,816,167 |
Arc Lamp | William Edwards Staite | 1834 |   |
B |
Battery (Voltaic Pile) | Alessandro Volta | 1800 |   |
Beverage Antenna | Harold Beverage | 1921 |   |
Biconical Antenna | Oliver Lodge | 1898 | US609,154 |
Bioelectricity/Bioelectrogenesis | Luigi Galvani | 1780s |   |
Biot-Savart Law | Jean Baptiste Biot Felix Savart | 1820 |   |
C |
Capacitor | Ewald Georg von Kleist | 1745 |   |
Car Radio | Paul Galvin William Powell Lear | 1929 1930 | US1,944,139 |
Cassette Tape | Philips Company | 1962 |   |
Cathode Ray Tube (CTR) | Karl Ferdinand Braun | 1897 |   |
Cathode Rays | Julius Plücker | 1859 |   |
Cell Phone | Martin Cooper | 1973 | US3,906,166 |
Citizens' Band Radio (CB) | Al Gross | 1948 |   |
CMOS (Complementary Metal-Oxide-Semiconductor) | Frank Wanlass (Fairchild Semiconductor) | 1963 | US3,356,858 |
Color Television | Peter Goldmark Alfred Schroeder | 1940 1947 |   |
Compactron | General Electric (GE) | 1961 |   |
Compact Disc (CD) | James T. Russell | 1965 |   |
Compass | China
| 350 AD |   |
Computer (Analytical Engine) | Charles Babbage | 1837 |   |
Conservation of Electric Charge | James Clerk Maxwell | 1865 |   |
Coulomb's Law | Charles-Augustin de Coulomb | 1787 |   |
CPU (Central Processing Unit) - Relay | Konrad Zuse | 1941 |   |
CPU (Central Processing Unit) - PC | Intel (8080) | 1974 |   |
Crookes Tube | William Crookes | c1875 |   |
Crystal Oscillator | Paul Langevin | 1917 | FR505,703 |
Crystal Radio Receiver | Greenleaf Whittier Pickard | 1900 | US836,531 |
Curie's Law | Pierre Curie | 1895 |   |
D |
Daniell (Daniel) Cell | John Frederic Daniell | 1836 |   |
Darlington Pair | Sidney Darlington (Bell Laboratories) | 1953 | US2,663,806 |
Diamagnetism | Michael Faraday | 1845 |   |
Differential Amplifier | Otto Herbert Schmitt | 1937 | Never Patented |
Digital Camera | NASA | 1960s |   |
Digital Micromirror Device (DMD) | Larry Hornbeck William E. Nelson | 1987 |   |
Digital TAD (Telephone Answering Device) | Kazuo Hashimoto | 1984 | US4,616,110 |
Diode | John Ambrose Fleming | 1904 | US803,684 GB24,805 |
Displacement Current | James Clerk Maxwell | 1865 |   |
Distributor | Frank Conrad Arthur Atwater Kent | 1917 1920 | US1,219,704 US1,474,970 |
Digital Light Processing (DLP) | Larry Hornbeck William E. Nelson | 1987 | US4,710,732 US4,662,746 |
DVD (Digital Video Disc) | Philips, Sony, Toshiba, Time-Warner, Matsushita Electric, Hitachi, Mitsubishi Electric, Pioneer, Thomson, JVC, IBM | 1995 |   |
E |
Electric Car | Thomas Davenport | 1833 | US132 |
Electric Charge | Thales of Miletus | 600 BC |   |
Electric Distribution System | Thomas Alva Edison | 1882 | US266,793 |
Electric Field | Thales of Miletus | 600 BC |   |
Electric Motor | Michael Faraday | 1821 |   |
Electrical Generator (Dynamo) | Michael Faraday Hippolyte Pixii | 1832 1832 |   |
Electric Guitar | Lloyd Loar | 1923 |   |
Electrolysis | Michael Faraday | 1832 |   |
Electrolytic Capacitor | Julius Edgar Lilienfeld | 1928 | US2,013,564 |
Electromagnet | William Sturgeon | 1825 |   |
Electromagnetic / Magnetic Field | Hans Christian Oersted | 1820 |   |
Electromagnetic Induction (Faraday's Law) | Michael Faraday | 1831 |   |
Electromagnetism | James Clerk Maxwell | 1865 |   |
Electron | Joseph John (J.J.) Thomson | 1897 |   |
Electronic Ignition | Chrysler Corporation | 1970 |   |
Electron Charge (Oil-Drop Experiment) | Robert Millikan | 1909 |   |
Electron Gun |   |   |   |
Electroplating | Luigi V. Brugnatelli | 1805 |   |
EPROM (Erasable Programmable Read-Only Memory) | Dov Frohman (Intel) | 1971 |   |
F |
Faraday Cage | Michael Faraday | 1836 |   |
Fax Machine / Facsimile | Alexander Bain | 1842 |   |
Faraday Effect | Michael Faraday | 1845 |   |
Ferromagnetism | Pierre Curie | 1895 |   |
FET - Field Effect Transistor | Julius Edgar Lilienfeld | 1928 | US1,745,175 |
Filter |   |   |   |
Fluorescent Lamp | Edmund Germer & Friedrich Meyer & Hans J. Spanner | 1926 | US2,182,732 |
FM Radio | Edwin Howard Armstrong | 1933 | US1,342,885 |
Fuel Cell | Francis Thomas Bacon | 1932 | GB667,298 |
Full Spectrum Lighting | John Ott | 1950s | US4,091,441 |
G |
Galvanic Cell | Luigi Galvani | 1780 |   |
Galvanometer | Johann S. Schweigger | 1822 |   |
Gauss's Law | Johann Carl Friedrich Gauss | 1867 |   |
Geiger Counter Tube | Hans (Johannes Wilhelm) Geiger & W. Müller (Mueller) | 1908 |   |
Geissler Tube | Heinrich Geissler | 1857 |   |
Global Positioning System (GPS) | U.S. Department of Defense (DOD) | 1960s |   |
Glow Plug | Ben Shereshaw Ray Arden | 1946 |   |
H |
Hall Effect | Edwin Hall | 1879 |   |
High-Temperature Superconductivity | Johannes Bednorz Karl Müller | 1986 |   |
Hybrid Vehicle | Ferdinand Porsche | 1899 |   |
Hysteresis | James Alfred Ewing Charles Proteus Steinmetz
| 1890 1891 |   |
I |
Ignition Coil | Nikola Tesla | 1898 | US609,250 |
Ignition System | Charles Kettering | 1911 | US1,150,523 |
Incandescent Light Bulb | Thomas Alva Edison | 1879 | US223,898 |
Inductor (Induction Coil) | Michael Faraday | 1831 |   |
Integrated Circuit (Microchip) | Jack Kilby Robert Noyce | 1961 1961 | US3,138,743 US2,981,877 |
J |
Joule's Law | James Prescott Joule | 1840 |   |
K |
Kirchhoff's Laws | Gustav Kirchhoff | 1845 |   |
Klystron Tube | Russell Varian & Sigurd Varian & William Hansen | 1937 1937 1937 |   |
L |
Lenz's Law | Heinrich Friedrich Emil Lenz | 1834 |   |
Leyden Jar | Pieter van Musschenbroek | 1746 |   |
Lightning Rod | Benjamin Franklin | 1752 |   |
Liquid Crystal Display (LCD) | James Fergason | 1970 | US3,731,986 |
Logic Gate | Charles Babbage Almon Strowger Nikola Tesla | 1837 1891 1898 | US447,918 US613,809 |
Lorentz Force Law | Hendrik Antoon Lorentz |   |   |
Loudspeaker | Ernst Siemens Sir Oliver Joseph Lodge | 1877 1898 | GB4685 Ger2355 GB9712 |
M |
Magnet (Lodestones) | Ancient Greece | 600 BC |   |
Magneto Ignition | Robert Bosch | 1898 |   |
Magnetohydrodynamics | Hannes Alfvén | 1970 |   |
Magnetostriction | James Prescott Joule | 1842 |   |
Maximum Power Theorem | Moritz von Jacobi | 1839 |   |
Maxwell's Equations | James Clerk Maxwell | 1865 |   |
Meissner Effect | Walter Meissner Robert Ochsenfeld | 1933 |   |
Microphone | Emile Berliner | 1877 | US224,573 |
Microwave Oven | Percy LaBaron Spencer | 1945 | US2,495,429 |
Morse Code | Samuel Morse | 1840 | US1,647 |
N |
Neon Lamp | Georges Claude | 1910 | US1,125,476 |
O |
Ohm's Law | Georg Simon Ohm | 1827 |   |
Operational Amplifier |   |   |   |
Oudin Coil | Paul Marie Oudin Jacques d'Arsonval | 1898 1898 |   |
P |
Pager | Al Gross | 1949 |   |
Paramagnetism | Pierre Curie | 1895 |   |
Phonograph | Thomas Alva Edison | 1877 | US200,521 |
Photoelectric Effect | Alexandre Edmond Becquerel | 1839 |   |
Photoresistor |   |   |   |
Photovoltaic Cell (Solar Cell) | Russell Ohl | 1946 | US2,402,662 |
Piezoelectricity | Pierre Curie Jacques Curie | 1880 |   |
Potentiometer (Rheostat) | Sir Charles Wheatstone | 1840 |   |
Push-Pull Amplifier | Edwin H. Colpitts | 1912 |   |
Pyroelectricity | Theophrastus | 314 BC |   |
R |
Radar (RAdio Detection and Ranging) | Christian Huelsmeyer | 1904 | US810,150 |
Radio | Guglielmo Marconi | 1901 | GB12039 GB7777 US763,772 |
Radio Telescope | Grote Reber | 1937 |   |
Radio Waves (RF) | James Clerk Maxwell | 1865 |   |
Regenerative Circuit | Edwin Armstrong | 1914 | US1,113,149 |
Relay | Joseph Henry | 1835 |   |
Remote Control | Nikola Tesla | 1898 | US613,809 |
Resistance | Georg Simon Ohm | 1827 |   |
Resistor |   |   |   |
S |
Schottky Diode | Walter H. Schottky | 1938 |   |
Semiconductor | Russell S. Ohl | 1940 |   |
Silicon | Antoine Lavoisier | 1787 |   |
Silicon-Controlled Rectifier (SCR) | General Electric (GE) | 1958 |   |
SI Electricity/Magnetism Units | 11th General Conference on Weights and Measures | 1960 |   |
Solar Cell (Silicon) | Russell Ohl | 1941 | US2,402,662 |
Spark Plug | Nikola Tesla Richard Simms Robert Bosch | 1898 1898 1898 | US609,250 GB24859 GB26907 |
Special Relativity for Beginners Special Relativity | Albert Einstein | 1905 |   |
Superconductivity | Heike Kamerlingh Onnes | 1911 |   |
T |
Tape Recorder (magnetic) | Semi Joseph Begun | 1934 | US2,048,487 US2,048,488 |
Telegraph | Samuel Morse | 1838 | US1,647 |
Telephone | Alexander Graham Bell | 1876 | US174,465 |
Telephone Switching System (Telephone Exchange) | Almon Strowger | 1889 | US447,918 |
Television | Vladimir Kosma Zworykin John Logie Baird Philo Taylor Farnsworth | 1923 1924 1927 | US2,141,059
US1,773,980 |
Tesla Coil | Nikola Tesla | 1891 | US454,622 US514,168 |
Thermistor | Samuel Ruben | 1930 | US2,021,49 |
Thermoelectricity | Thomas Johann Seebeck Jean Peltier | 1821 1834 |   |
Torsion Balance | John Michell Charles-Augustin de Coulomb | 1750 1777 |   |
Touch Screen Technology | Sam Hurst | 1974 | US3,662,105 US3,798,370 |
Transistor (Bipolar Junction Transistor - BJT) | John Bardeen & William Shockley & Walter Brattain | 1947 | US2,524,035 US2,569,347 |
Transistor Radio | Richard C. Koch (Industrial Development Engineering Associates) | 1955 | US2,892,931 |
Transformer | William Stanley | 1886 | US349,611 |
Triac (TRIode for Alternating Current) | General Electric (GE) | 1960s |   |
Triboelectric Effect | Thales of Miletus | 600 BC |   |
Tunnel Diode (Esaki) | Leo Esaki (Sony) | 1958 | US4,198,644 |
V |
Vacuum | Galileo Galilei Evangelista Torricelli Blaise Pascal | 1594 1643 1647 |   |
Vacuum Tube (Audion, Triode) | Lee De Forest | 1906 | US879,532 |
Van de Graaf Generator | Robert Jemison Van de Graaff | 1929 | US1,991,236 |
Very Large Scale Integrated Circuits (VLSI) | Carver Mead | 1969 |   |
Video Cassette Recorder (VCR) | Sony | 1971 |   |
W |
Walkie Talkie | Al Gross Henryk Magnuski | 1938 1940 |   |
Walkman | RCA / Sony | 1979 |   |
Wheatstone Bridge | Samuel Hunter Christie Sir Charles Wheatstone | 1833 1843 |   |
WiTricity | Marin Soljačić | 2007 |   |
X |
X-rays | Wilhelm Conrad Rontgen | 1895 |   |
X-ray Tube | Wilhelm Roengten | 1895 |   |
Y |
Yagi-Uda Antenna | Shintaro Uda | 1926 |   |
Z |
Zener Diode | Clarence Melvin Zener | 1915 |   |
|