Patents by Inventor Peter Harrop

Peter Harrop 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).

  • Coupling and mixing circuit comprising a dual source transistor
    Patent number: 4479260
    Abstract: A dual-source F.E.T. connected in a common gate arrangement for receiving respective input signals at the two-sources and for producing at a drain terminal the sum of the input signals. A circuit is disclosed which combines the dual-source F.E.T. with a single-source F.E.T. for mixing the input signals.
    Type: Grant
    Filed: November 18, 1982
    Date of Patent: October 23, 1984
    Assignee: U.S. Philips Corporation
    Inventor: Peter Harrop