Patents by Inventor Richard J. Semple

Richard J. Semple 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: D250282
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: November 14, 1978
    Inventors: Robert J. Brigham, Jr., Richard J. Semple