Thomas Edison’s original patents surrounding the light bulb and an archive of 37 original British Patent Letters related to the incandescent lamp have been sold at auction for US$75,000. Though Thomas ...

Electric light bulbs had been around for decades by the 1870s. Most demonstration systems used arc lamps, which seemed far too bright and burned much too hot for indoor household use. In 1878, Thomas ...

With more than a thousand patents to his name, the legendary inventor's innovations helped define the modern world. Thomas Edison had a hand in inventing revolutionary devices such as the movie camera ...

When people think of Thomas Edison, they often picture a glowing light bulb and a man who seemed to invent endlessly. What is less often noticed is the system that made his inventing possible: patents ...

The #1 patent in our Patent Wars series has to be, of course, the light bulb. There are many reasons. This invention changed the modern world from darkness to light, and is an invention that has been ...

Researchers in the US have uncovered evidence suggesting that Thomas Edison may have accidentally produced graphene over a century before it was formally identified, while developing his first light ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage ...

There's a debate on when exactly light bulbs were invented. One of the earliest recordings of an electric "bulb" dates to 1801-02, when English chemist Sir Humphry Davy heated a platinum strip to ...