Patents by Inventor John L. Mudge

John L. Mudge 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).

  • V-groove isolated integrated circuit memory with integral pinched resistors
    Patent number: 3979612
    Abstract: A semiconductor integrated circuit having microminiature active and/or passive elements in which a crystallographic surface of a semiconductor body lies in the [100] crystallographic plane and anisotropically etched regions with sloped [111] crystallographic surface walls isolate adjacent semiconductor elements and/or define the boundaries of junctions and/or resistance regions formed in an epitaxial layer of said semiconductor body.
    Type: Grant
    Filed: April 10, 1975
    Date of Patent: September 7, 1976
    Assignee: Raytheon Company
    Inventors: John L. Mudge, Jerry W. Zimmer, Keith G. Taft