Patents by Inventor Roger Lee Foust

Roger Lee Foust 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).

  • MESFET circuit utilizing only positive power supplies
    Patent number: 6130570
    Abstract: A biasing system for an FET utilizes a source biasing capacitor which is charged to a positive DC ground voltage relative to RF ground. The gate of the FET is thus biased negative to the source without requiring a negative power supply.
    Type: Grant
    Filed: September 18, 1997
    Date of Patent: October 10, 2000
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eric Ting-Shan Pan, Roger Lee Foust