Patents by Inventor Patrick L. T. Bishop

Patrick L. T. Bishop 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).

  • Semiconductor contact arrangement
    Patent number: 4916516
    Abstract: A semiconductor contact arrangement comprising a semiconductor wafer having on one of its major faces an area of one type of conductivity and an electrical contact in face-to-face engagement with that area, in which the contact is located with respect to that area and is secured to the sandwich by a stud welded to the wafer and projecting into a hole extending through the contact from the face thereof engaged with the wafer.
    Type: Grant
    Filed: November 16, 1988
    Date of Patent: April 10, 1990
    Assignee: Westinghouse Brake and Signal Company Limited
    Inventors: Clifford V. H. Miles, Patrick L. T. Bishop