Patents by Inventor Gunter Sieborger

Gunter Sieborger 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).

  • Circuit arrangement for electronically applying an alternating voltage
    Patent number: 4037118
    Abstract: The disclosure relates to an integrated circuit which is suitable as an LF switch, which enables switching without the switching clicks normally produced by semiconductor circuits. For this purpose the circuit arrangement is designed so that during switching the input direct voltage of the switch remains substantially unchanged.
    Type: Grant
    Filed: February 5, 1976
    Date of Patent: July 19, 1977
    Assignee: U.S. Philips Corporation
    Inventors: Gunter Sieborger, Ernst August Kilian, Gerhard Jonkuhn