Patent for the Transistor Filed

Date: June 26, 1948 • Location: Washington, United States

William Shockley files the original patent for the grown-junction transistor, the first bipolar junction transistor.

William Bradford Shockley was an American physicist. He was the manager of a research group at Bell Labs that included John Bardeen and Walter Brattain. The three scientists were jointly awarded the 1956 Nobel Prize in Physics "for their researches on semiconductors and their discovery of the transistor effect."