Patents by Inventor Thomas J. Tizzard

Thomas J. Tizzard 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).

  • Telephone set
    Patent number: D282735
    Type: Grant
    Filed: May 8, 1984
    Date of Patent: February 25, 1986
    Inventor: Thomas J. Tizzard