Nikola Tesla obtained around 300 patents for his inventions, which included motors, the alternating current power system and wireless power transmission. Tesla Universe is a detailed source providing in-depth information... More »

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The U.S. patent database is available online through the United States Patent and Trademark Office website. The database contains details of all patents issued since 1790, notes the United States Patent and Trademark Off... More »

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As of September 2015, two ways to invest in graphene stocks are through IBM and SanDisk, according to The Motley Fool. These two companies have the most graphene patents of companies that are available on U.S. stock exch... More »

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Nikola Tesla was a Serbian-American inventor credited with first developing the alternating-current electrical system, typically referred to as AC, that is widely used around the world today. Tesla also discovered the ro... More »

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Nikola Tesla invented the alternating current electrical system and the Tesla coil. He also discovered radar and X-ray technology and the rotating magnetic field. More »

Nikola Tesla is not extremely famous because he worked on abstract ideas in an era that valued practical, profitable results. Tesla's inventions were not incremental; they were revolutionary. While Thomas Edison sold obj... More »

Some Nikola Tesla biographies that are considered reliable are "My Inventions: The Autobiography of Nikola Tesla" and "Tesla: Man Out of Time" by Margaret Cheney, notes Smithsonian Magazine. Those interested in reliable ... More »

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