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PATENT SCORECARD - TOP TEN INVENTORS  
The first U.S. Congress adopted a Patent Act, in 1790. Since its founding the United States Patent and Trademark Office (USPTO) has issued over 7 million patents. The list below of inventors and the number of U.S. patents issued is as accurate as we can make it. Which means the list continues to evolve as more information becomes available and additional research is completed.
U.S.
PATENTS
INVENTOR COMMENT
1,093 Thomas Alva Edison
(1847 -1931)
Most famous for his invention of the electric incandescent light bulb.
925 Melvin De Groote
(1896 - 1963)
Most of his inventions were chemical demulsifiers used to treat crude oil.
696 Elihu Thomson
(1853 - 1937)
His experiments eventually led to the adoption of alternating current technology.
597 Jerome Lemelson
(1923 -1997)
Lemelson received an average of one patent a month for more than 40 years..
535 Edwin Land
(1909 -1991)
He invented instant photography and founded Polaroid Corp.
427 John Hays Hammond, Jr.
(1888 - 1965)
His most important invention was remote control via radio waves.
361 George Westinghouse
(1846 -1914)
His inventions provided advancements in both transportation and electrical systems.
150 Philo T. Farnsworth
(1906 -1971)
Most of his patents were for radio and television equipment.
150 Robert Adler
(b1913 )
Most famous for his invention of the wireless TV remote control.
111 Nikola Tesla
(1856 -1943)
Recognized as one of the outstanding pioneers in the electric power field.

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RELATED INFORMATION:
Prolific Inventors    from The Great Idea Finder 
 

 
 
   
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