Thomas Edison is widely credited as the inventor of the light bulb. He was an American inventor and businessman who lived in the 19th century. Edison 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. He was one of the first inventors to apply the principles of mass production and large-scale teamwork to the process of invention, and because of that, he is often credited with the creation of the first industrial research laboratory.