Lev Sergeyevich Termen (Léon Theremin in America) was a Russian and Soviet inventor. He is most famous for his invention of the theremin, one of the first electronic musical instruments, and the first to be mass produced. He is[citation needed] also the inventor of interlace, a technique of improving the picture quality of a video signal, widely used in video and television technology. His invention of "The Thing", an espionage tool, is considered a predecessor of RFID technology.

http://en.wikipedia.org/wiki/L%C3%A9on_Theremin