Patents by Inventor Joel A. Weinberg

Joel A. Weinberg 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).

  • Switchplate with key hooks
    Patent number: D402271
    Type: Grant
    Filed: October 2, 1997
    Date of Patent: December 8, 1998
    Assignee: American Tack & Hardware Co., Inc.
    Inventor: Joel A. Weinberg