When Were Electret Microphone Invented?

In 1962, James West

and Gerhard Sessler patented the electret microphone while working at Bell Laboratories. The microphone became widely used because of its high performance, accuracy, and reliability, in addition to its low cost, small size, and light weight.

When was the electret microphone invented?

West and his research partner, Gerhard Sessler, invented the microphone in the 1962 while working at Bell Laboratories. What would become a staple in everyday life began as an obsessive curiosity.

Who invented electret microphone?

James West attended Temple University before working for Bell Labs. Along with Gerhard M. Sessler, he developed the foil electret microphone, an inexpensive, compact device that is now used in 90 percent of all contemporary microphones.