Patents by Inventor William R. W. Troxel

William R. W. Troxel 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).

  • Mechanized water board
    Patent number: 4321048
    Abstract: There is disclosed a water board or surfboard wherein a screw propeller mounted on the underside of the board generates thrust in response to the push-pull action of a hand lever which protrudes from either side of the board. The push-pull action on the lever causes a ratchet-type mechanism to rotate a gear assembly which is connected to the screw propeller shaft.
    Type: Grant
    Filed: October 9, 1979
    Date of Patent: March 23, 1982
    Inventors: Michele J. Marchese, William R. W. Troxel