Patents by Inventor Gayle L. Shafer

Gayle L. Shafer 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: D389303
    Type: Grant
    Filed: March 20, 1995
    Date of Patent: January 20, 1998
    Inventor: Gayle L. Shafer