Lee DeForest

Lee De Forest (English: Lee De Forest, August 26, 1873 - June 30, 1961) was an American inventor and the inventor of the vacuum triode. He is known as the "Father of Radio", "The Forefather of Television" and "The Father of the Electron Tube". The invention of the vacuum triode made the electron tube a practical electronic component and promoted the development of radio and other electronic industries. In the following 20 years, various electronic equipment continued to emerge, such as radio, television, and radar. Lee DeForest holds more than 300 patents. On July 30, 1961, 88-year-old Lee DeForest died in Hollywood, California, and was buried in San Frando Cemetery surrounded by green trees.