How many things did Edison invent in his life?

He had more than 2,000 inventions and 1000 patents in his life.

Edison was the first person in human history to make use of a large number of production principles and electrical engineering research laboratories to patent inventions, which had a far-reaching impact on the world. His invention of the phonograph, movie camera and electric light had a great influence on the world.

Edison was also a great entrepreneur. 1879, Edison founded "Edison Electric Lighting Company". 1880, incandescent lamps went on sale. 1890, Edison merged its various businesses into Edison General Electric Company.

189 1 year, Edison's thin filament and high vacuum incandescent bulb were patented. 1892, under the operation of old Morgan, Tom Houston Company and Edison Electric Lighting Company merged to form "General Electric Company", which opened the hegemony of General Electric in all electrical fields for a century.

Extended data:

Edison is the son of a Canadian. His father, a descendant of the American Conservative Party, fled to Canada after the War of Independence. He is also a farmer who knows carpentry. His mother works as a teacher in the countryside. Edison is the youngest of seven children in the family.

1870, Edison sold the patent right of general printing machine to a company on wall street, and asked the manager to make a price himself. I wanted to charge thousands of dollars, but the manager actually gave Edison 40 thousand dollars. After Edison got $40,000, he built a factory in Ward Street, Wacker, New Jersey, specializing in manufacturing all kinds of motors.

1876 At the beginning of the year, Edison's family moved to Monroe Park in New Jersey, where he built a laboratory.

1877, Edison improved the early telephone invented by alexander bell and put it into practical use, and soon established a telephone company.

1879 65438+1October 2 1, the electric lamp was successfully developed. He tried nearly 1600 materials for this purpose, and the filament of this electric lamp was burned out after 45 hours of continuous use. This is the first electric lamp with wide practical value. This kind of electric lamp includes "high resistance incandescent lamp" and "carbonized cotton filament lamp".

Baidu Encyclopedia-Thomas Alva Edison