Patents by Inventor Richard Charles Peter Guignard

Richard Charles Peter Guignard 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).

  • Board for a game
    Patent number: D243202
    Type: Grant
    Filed: July 8, 1975
    Date of Patent: January 25, 1977
    Inventor: Richard Charles Peter Guignard