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Below is a list of Edison patents. Thomas Edison was an inventor who accumulated 2,332 [ 1 ] patents worldwide for his inventions . 1,093 of Edison's patents were in the United States , but other patents were approved in countries around the globe.
Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman. [ 1 ] [ 2 ] [ 3 ] He developed many devices in fields such as electric power generation , mass communication , sound recording , and motion pictures. [ 4 ]
Inv / Pat: The average number of inventors listed on the inventor's most recent 50 patents as of September 7, 2021 or on the date the inventor was added to the table if later. "NA" signifies the inventor was active prior to digital records. Pat Residence: The country of inventor's residence listed in their most recent patent issuance.
Behind many of the world's most important inventions were even more fantastic flops -- Find out Thomas Edison's failed endeavor.
Thomas Edison: 1847 Electric lighting, motion pictures, phonograph [4] 1974 Alexander Graham Bell: 1847 Telephone [5] 1974 Eli Whitney: 1765 Cotton gin [6] 1974 Walter Brattain : 1902 Transistor [7] 1974 William Shockley: 1910 Transistor [8] 1974 John Bardeen * 1908 Transistor [9] 1975 Nikola Tesla: 1856 Induction motor [10] 1975 Orville Wright ...
Thomas Alva Edison (1847–1931), U.S. – phonograph, commercially practical incandescent light bulb, etc. Pehr Victor Edman (1916–1977), Sweden – Edman degradation for Protein sequencing; Sir Robert Geoffrey Edwards (1925–2013), UK – In vitro fertilisation; Ellen Eglin (1849–c. 1890), U.S. – Clothes wringer
Thomas A. Edison, Incorporated (originally the National Phonograph Company) was the main holding company for the various manufacturing companies established by the inventor and entrepreneur Thomas Edison. It was a successor to Edison Manufacturing Company and operated between 1911 and 1957, when it merged with McGraw Electric to form McGraw-Edison.
Getty By Jacquelyn Smith The job interview was born in 1921, when Thomas Edison created a written test to evaluate job candidates' knowledge. Since then, the process has come a long way. "As the ...
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