Patents by Inventor Ernest Biddle

Ernest Biddle 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: D304427
    Type: Grant
    Filed: October 31, 1986
    Date of Patent: November 7, 1989
    Assignee: King Tester Corporation
    Inventor: Ernest Biddle