Date Invention/Discovery Inventor(s) 1745 Capacitor Leyden 1780 Galvanic action Galvani 1800 Dry cell Volta 1808 Atomic theory Dalton 1812 Cable insulation Sommering and Schilling 1820 Electromagnetism Oersted 1821 Thermoelectricity Seebeck 1826 Ohms law Ohm 1831 Transformer Faraday 1831 Electromagnetic induction Faraday 1832 Self-induction Henry 1834 Electrolysis Faraday 1837 Relays Cooke, Wheatstone, and Davy 1839 Photovoltaic effect Becquerel 1843 Wheatstone bridge Christie 1845 Kirchhoffs circuit laws Kirchhoff 1850 Thermistor Faraday 1860 Microphone diaphragm Reis 1865 Radiowave propagation Maxwell 1866 Transatlantic telegraph cable T.C. & M. Co. 1874 Capacitors, mica Bauer 1876 Rolled-paper capacitor Fitzgerald 1876 Telephone Bell 1877 Phonograph Edison 1877 Microphone, carbon Edison 1877 Loudspeaker moving coil Siemens 1878 Cathode rays Crookes 1878 Carbon-filament incandescent lamp Swan, Stearn, Topham, and Cross 1879 Hall effect Hall 1880 Piezoelectricity Curie 1887 Gramophone record Berliner 1887 Aerials, radiowave Hertz 1888 Induction motor Ferraris and Tesla 1893 Waveguides Thomson 1895 X-rays Roentgen 1896 Wireless telegraphy Marconi 1900 Old quantum theory Planck 1901 Fluorescent lamp Cooper and Hewitt 1904 Two-electrode tube Fleming 1905 Theory of relativity Einstein 1906 Radio broadcasting Fessenden 1908 Television Campell, Swinton 1911 Superconductivity Onnes 1915 Sonar Langevin 1918 Multivibrator circuit Abraham and Bioch 1918 Atomic transmutation Rutherford 1919 Flip-flop circuits Eccles and Jordan 1921 Crystal control of frequency Cady 1924 Radar Appleton, Briet, Watson, and Watt 1927 Negative-feedback amplifier Black 1927 Video camera tube Max Dieckmann and Rudolf Hell 1930 Patent of traffic signal timing system Thomas Watson awarded patent 1932 Neutron Chadwick 1932 Particle accelerator Crockcroft and Walton 1934 Liquid crystals Dreyer 1935 Transistor field effect Hieil 1935 Scanning electron microscope Knoll 1937 Xerography Carlson 1937 Oscillograph Van Ardenne, Dowling, and Bullen 1939 Early digital computer Aitken and IBM 1943 First general-purpose computer (ENIAC ) Mauchly and Eckert 1943 Printed circuit board Eisler 1945 First commercially successful computer (UNIVAC I ) N/A 1948 Bipolar transistor Bardeen, Bratlain, and Shockley 1948 Holography Gabor and Shockley 1950 Modem MIT and Bell Labs 1950 Karnaugh mapping technique (digital logic) Karnaugh 1952 Digital voltmeter Kay 1953 Unijunction transistor GEC 1954 Transistor radioset Regency 1954 Solar battery Chapin, Fuller, and Pearson 1956 Transatlantic telephone cable U.K. and U.S.A. 1957 Sputnik I satellite U.S.S.R. 1957 FORTRAN programming language Watson Scientific 1958 Video tape recorder U.S.A. 1958 Laser Schalow and Townes 1959 First one-piece plain paper photocopier ( Xerox 914 ) Xerox 1959 Veroboard ( Stripboard ) Terry Fitzpatrick 1960 Light-emitting diode Allen and Gibbons 1961 Electronic clock Vogel and Cie 1962 MOSFET transistors Hofstein, Heiman,and RCA 1963 Electronic calculator Bell Punch Co. 1963 First commercially successful audio compact cassette Philips Corporation 1964 BASIC programming language Kemeny and Kurtz 1966 Optical fiber communications Kao and Hockham late 1960 s First digital fax machine Dacom 1969 UNIX operating system AT&Ts Bell Labs 1970 Floppy disk recorder IBM 1970 First microprocessor (4004, 60,000 oper/s) Intel 1970 First commercially available DRAM memory IBM 1971 EPROM N/A 1971 PASCAL programming language Wirth 1971 First microcomputer -on-a-chip Texas Instruments 1972 8008 processor (200 kHz, 16 kB) Intel 1972 Ping Pong (video game) Atari 1972 First programmable word processor Automatic Electronic Systems 1972 5.25-in diskette N/A 1972 First modern automated teller machine (IBM 2984) IBM 1973 Josephson junction IBM 1973 Tunable continuous-wave laser Bell Labs 1973 Ethernet Metcalfe 1973 Mobile phone John F. Mitchell and Dr. Martin Cooper of Motorola 1974 C (programming language) Kernighan, Ritchie 1974 Programmable pocket calculator Hewlett-Packard 1975 BASIC for personal computers Allen 1975 Liquid-crystal display United Kingdom 1975 First personal computer (Altair 8800) Roberts 1975 Digital camera Steven Sasson of Eastman Kodak 1975 Integrated optical circuits Reinhart and Logan 1975 Microsoft founded Gates and Allen 1975 Omni-font optical character recognition system Nuance Communications 1975 CCD flatbed scanner Kurzweil Computer Products 1975 Text-to-speech synthesis Kurzweil Computer Products 1975 First commercial reading machine for the blind (Kurzweil Reading Machine) Kurzweil Computer Products 1976 Apple I computer Wozniak, Jobs 1977 Launch of the 1977 trinity computers expanding home computing , the Apple II, Commodore PET and the TRS-80 Apple, Tandy Corporation, Commodore Business Machines 1977 First handheld electronic game ( Auto Race ) Mattel 1978 Space Invaders (video game) Taito 1978 WordPerfect 1.0 Satellite Software 1980 3.5-in floppy (2-sided, 875 kB) N/A 1980 Commodore 64 Commodore Business Machines 1981 IBM Personal Computer (8088 processor) IBM 1981 MS-DOS 1.0 Microsoft 1982 Laser printer IBM 1982 First commercially marketed large-vocabulary speech recognition Kurzweil Applied Intelligence and Dragon Systems 1983 Satellite television U.S. Satellite Communications , Inc. 1983 Wet solar cell Germany/U.S.A. 1983 First built-in hard drive (IBM PC-XT) IBM 1983 Microsoft Word Microsoft 1983 C++ (programming language) Stroostrup 1984 Macintosh computer (introduced) Apple Computer 1984 CD-ROM player for personal computers Philips 1984 First music synthesizer ( Kurzweil K250 ) capable of recreating the grand piano and other orchestral instruments Kurzweil Music Systems 1985 300,000 simultaneous telephone conversations over single optical fiber AT&T, Bell Laboratory 1985 Nintendo Entertainment System Nintendo 1987 Warmer superconductivity Karl Alex Mueller 1987 80386 microprocessor (25 MHz) Intel 1989 Sega Genesis (console) Sega 1989 First commercial handheld GPS receiver (Magellan NAV 1000) Magellan Navigation Inc. 1989 Silicon-germanium transistors IBM fellow Bernie Meyerson 1990 486 microprocessor (33MHz) Intel 1994 Pentium processor (60/90 MHz, 166.2 mips) Intel 1994 Bluetooth Ericsson 1994 First DVD player ever made Tatung Company 1995 PlayStation (console) Sony Computer Entertainment 1996 Alpha 21164 processor (550 MHz) Digital Equipment 1996 P2SC processor (15 million transistors) IBM 1997 Deep Blue (IBM RS/6000SP supercomputer) defeats world chess champ Garry Kasparov IBM 2001 Xbox (console) Microsoft 2001 iPod Apple Inc. 2007 iPhone Apple Inc. 2011 IBM Watson defeated two of Jeopardys greatest champions IBM 2011 Wii (console) Nintendo
Posted on: Mon, 06 Oct 2014 16:02:14 +0000
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