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It would be safe to say that Thomas A. Edison had over 1,000 patents. His genius spread from the light bulb to motion pictures. He was the greatest inventor of his time.

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10y ago

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Who was the inventor who received more than 1000 patents in his lifetime?

Mathias Weddell


Prolific inventor who invented 15 applicances for elctric railways and was awarded more than 60 patents?

Granville T.Woods


Who was the prolific inventor who invented 15 appliances for electric railways and was awarded more than 60 patents?

Granville T. Woods


Prolific inventor who invented 15 appliances for electric railways and was awarded more than 60 patents?

Granville T. Woods


Who is the american inventor who had more than 1000 patents including the phonograph and the first practical electric light bulb?

Thomas Alva Edison


How many patents had Thomas Edison made when he died?

1093! - The largest number held by any one person at that time. Today, there are dozens of companies that get more than that number of patents issued in the USA in a single year. Many of Edison' patents were invalid because he stole the ideas, including all of his so-called "light bulb patents", which were stripped by the patent office in 1893.


7 interesting things on Thomas Edison?

1.He liked being deaf 2.He had a mysterious tatoo on his arm. 3. He saved a boy's life. 4.He had the largest lab in the world 5.He proposed by Morse code 6.Edison has 1093 patents more than any other inventor in the world 7.Sadly only four of the children in his family made it to adulthood.


What did the American Thomas Edison invent?

Edison was was the 4th most prolific inventor, with more than 1000 patents in his name. Tthey included a practical electric light bulb, the phonograph, and the motion picture camera.


Granville Woods developed 5 of the inventions on the list?

Granville Tailer Woods was an African-American inventor who held more than 50 patents. Five of his inventions were an egg incubator, multiplex telegraph, telegraphony, third rail and air brake.


Patents after 20 years?

... are unenforceable... There are some patents that expire in less than 20 years and some that expire in more than 20 years, depending upon what you're trying to ask.


Which state can boast the most patents filed?

California historically files for more patents than any other state; in 2010, California applied for nearly four times as many patents as its closest competitors, New York and Texas.


Why do patents remain in effect only for a limited time rather than forever?

Patents give recognition to the inventor, and limit what someone else can do with the original design. Once a person dies, their invention is no longer covered by patent laws, and this means the device can be modified by anybody who thinks they can improve on the original design.