Patents by Inventor James A. Patrick

James A. Patrick 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).

  • Patent number: 4932673
    Abstract: A one-piece gasket is used between millimeter waveguide sections to prevent energy leakage from the joint. The gasket consists of an electrically conductive elastomeric ring filled with metallic particles, a conformable metallic inner shield on the inner periphery of the ring, and a conformable metallic outer shield on the outer periphery of the ring. The gasket is conveniently prepared by casting the filled elastomer in place between the shields.
    Type: Grant
    Filed: February 1, 1988
    Date of Patent: June 12, 1990
    Assignee: Hughes Aircraft Company
    Inventors: Larissa Domnikov, Theodore S. Fishkin, James A. Patrick, Gilbert Garcia