Thomas E. Murray Thomas E. Murray Thomas E. Murray (October 21, 1860 – July 21, 1929) was an American inventor and businessman who developed electric power plants for New York City as well as many electrical devices which influenced life around the world, including the dimmer switch and screw-in fuse. It has been said that he "invented everything from the power plant up to the light bulb". Murray is considered one of the most prolific inventors in history after Thomas Edison, holding 462 U.S. patents in his name. However, unlike Edison, Murray did not patent the work of others under his name; the
Thomas Edison had created the first industrial laboratory concerned with creating knowledge and then controlling its application. Edison's name is registered on 1,093 patents. Edison began his career as an inventor in Newark, New Jersey, with the automatic repeater and his other improved telegraphic devices, but the invention that first gained him wider notice was the phonograph in 1877. This accomplishment was so unexpected by the public at large as to appear almost magical. Edison became known as "The Wizard of Menlo Park," New Jersey. His first phonograph recorded on tinfoil around a grooved cylinder. Despite its limited sound quality and that