A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

How many patents did Thomas Alva Edison have?

Best Answers

The execution and patent date lists are each presented in six parts to make the files less cumbersome. The execution date of a patent application is the date on which the inventor signs the application, and hence is the date closest to the actual inventive activity. read more

At one point, Weder was listed as holding 984 utility patents and 413 design patents for a total of 1397 US patents. Weder is still actively inventing, so his ultimate number of patents is yet to be known. read more

Below is a list of Edison patents. Thomas Edison was an inventor who accumulated 2,332 patents worldwide for his inventions. 1,093 of Edison's patents were in the United States, but other patents were approved in countries around the globe. read more

Edison received many patents in countries other than the United States. No complete list exists, but Dyer and Martin's 1910 biography, Edison: His Life and Inventions, contains a compilation of 1,239 non-U.S. patents awarded in 34 countries. read more

Encyclopedia Research

Wikipedia: