Patents by Inventor Charles W. Willis

Charles W. Willis 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).

  • Fencing game set
    Patent number: 4099714
    Abstract: A fencing game set in which an apertured target supported from a base on a springy rod is interposed between duelists who simultaneously attempt to pierce the apertures and displace the target from the opponents aim. Score accumulators for each are mounted in the target base.
    Type: Grant
    Filed: December 5, 1977
    Date of Patent: July 11, 1978
    Inventor: Charles W. Willis