Nikola Tesla Inventions

Tesla's electrical meter, patented in 1891 under U.S. Patent 455,068 , provided an innovative electrolytic method for accurately measuring energy consumption in electrical circuits over time. The...

World's first and only valve with no moving parts. This device uses a series of specially-shaped chambers to create flow resistance in one direction, but not the other. It's also called a "fluid diode...

While no individual patents were filed directly for this aspect of Tesla's 613,809 Method of and Apparatus for Controlling Mechanism of Moving Vessels of Vehicles patent, this invention is the analog...