Edison is one of the famous geniuses in the history of science and technology, with more than 2,000 inventions, among which Edison's four great inventions: the phonograph, the electric light, the electric power system and the sound film, have enriched and improved the civilized life of mankind. In the United States, Edison has 1093 patents, while his total number of patents in the United States, Britain, France and Germany exceeds 1500.
Edison was named the ninth among 100 people who influenced the United States by the authoritative American periodical Atlantic Monthly.
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Hoover, the 3rd president of the United States: "Edison was a great inventor and a benefactor of mankind."
Edison made so many inventions in his 84-year life, and he has been persistently devoted to inventions. In addition to his inventions and contributions in phonograph, electric light, telephone, telegraph and film, he also has many creations and opinions in mining, architecture and chemical industry, and has made great contributions to the progress of human civilization.
Test source: Baidu Encyclopedia-Thomas Alva Edison