Thomas Alva Edison, the American inventor, scientist and businessman who developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera, and a long-lasting, practical electric light bulb
Matthew Evans, one of two Canadians who developed and patented an incandescent light bulb, on July 24, 1874, five years before Thomas Edison's U.S. patent on the device
Sir Humphry Davy, 1st Baronet FRS MRIA (17 December 1778 - 29 May 1829), the Cornish chemist and inventor
Henry Woodward, an inventor of the light bulb
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