Patents by Inventor Kenneth Vayda

Kenneth Vayda 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).

  • Backyard baseball game
    Patent number: 5803839
    Abstract: An informal baseball game played with a few players on each side, equipment for defining a strike zone and hit zones, and with a set of rules.
    Type: Grant
    Filed: May 13, 1996
    Date of Patent: September 8, 1998
    Inventors: Robert Palmer, Kenneth Vayda