With a lifetime dedicated to invention, Thomas A. Edison earned 1,093 U.S. patents, more than any other single inventor. His impressive achievements include the invention of electric lighting, the phonograph, and motion pictures. Edison was not only a successful inventor, but also an excellent business man who created companies to manufacture his inventions. As befits a man of his talents, there are many websites devoted to Edison and his inventions. These are the pick of the litter.