Patents by Inventor Don T. Robinson

Don T. Robinson 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).

  • Cultural knowledge board game
    Patent number: 5257939
    Abstract: The invention provides a board game apparatus for an educational board game, with a plurality of playing cards and playing tokens.
    Type: Grant
    Filed: October 13, 1992
    Date of Patent: November 2, 1993
    Inventors: Don T. Robinson, June Huckabee