Patents by Inventor James R. Bierlein

James R. Bierlein 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).

  • Tumbler
    Patent number: D286604
    Type: Grant
    Filed: August 17, 1984
    Date of Patent: November 11, 1986
    Inventors: James R. Bierlein, James F. Williams
  • Goblet
    Patent number: D287204
    Type: Grant
    Filed: August 6, 1984
    Date of Patent: December 16, 1986
    Inventors: James R. Bierlein, James F. Williams