Nikola Tesla

In 1887, he developed an AC-powered induction motor.

An excerpt from the article 35 facts about Nikola Tesla

Tesla's partners negotiated a licensing agreement with Westinghouse for Tesla's multiphase induction motor and transformer designs for $60.000 in cash and stock and a royalty of $2,50 per horsepower of the motors produced. In addition, Westinghouse hired Tesla for one year at a monthly emolument of $2000 as a consultant at the Pittsburgh laboratories of Westinghouse Electric & Manufacturing Company.