Patents by Inventor Timothy R. Hubbard

Timothy R. Hubbard 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: D335399
    Type: Grant
    Filed: September 30, 1991
    Date of Patent: May 11, 1993
    Inventor: Timothy R. Hubbard