Patents by Inventor William A. Gates, Jr.

William A. Gates, Jr. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Two-input automatic source selector for stereo entertainment center
    Patent number: 3956591
    Abstract: An automatic electronic control system for a home entertainment center, the system utilizing audio signal sensors for the preferential selection of a record player or tape deck as a signal source but with provision for returning to a tuner upon the cessation of the signal from either of the preferred sources.
    Type: Grant
    Filed: December 18, 1974
    Date of Patent: May 11, 1976
    Inventor: William A. Gates, Jr.
  • Automatic audio source selector for stereo entertainment center
    Patent number: 3952154
    Abstract: An automatic electronic control system for a home entertainment center, the system utilizing audio signal sensors for the preferential selection of the record player or the tape deck as a signal source but with provision for returning to the tuner upon the cessation of the signal from either of the preferred sources. A manual mode is also provided which utilizes proximity switches.
    Type: Grant
    Filed: October 2, 1974
    Date of Patent: April 20, 1976
    Inventor: William A. Gates, Jr.