How many inventions did Edison make in his lifetime?

He made more than 2,000 inventions in his lifetime and held more than 1,000 patents. Edison was ranked ninth among the 100 most influential people in the United States by the authoritative American journal "The Atlantic Monthly".

There are 1,328 inventions registered by the Office (the highest number was in 1882, when 141 patents were obtained, with an average of one invention every three days).

The requirements he put forward for the laboratory were: a small invention every ten days and a big invention every six months.

Extended information:

Thomas Alva Edison (February 11, 1847 - October 18, 1931), was born in Milan, Ohio, USA , died in West Orange, New Jersey, USA. Inventor, entrepreneur.

Edison was the first person in human history to use mass production principles and electrical engineering research laboratories to engage in invention patents that had a profound impact on the world. His inventions of the phonograph, movie camera, and electric light had a great impact on the world.

At the end of 1868, Edison came to Boston as a telegraph operator. In the same year, he obtained the first invention patent, which was a device for automatically recording the number of votes, also known as a "vote counter." Edison Thinking that the device would speed up the work of Congress and be popular, a congressman told him that sometimes voting slowly was politically necessary, so Edison decided never to create an invention that people didn't need again.

Reference material Baidu Encyclopedia-Edison