Patents by Inventor Willis Wognum

Willis Wognum 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).

  • Patent number: 4204494
    Abstract: A boat washing apparatus having a stationary frame to which are pivoted a pair of carrier frames which journal rotary power driven brushes across which may be moved an elevated boat mounted on a mobile support.
    Type: Grant
    Filed: October 3, 1977
    Date of Patent: May 27, 1980
    Assignee: WSBM Company, Inc.
    Inventors: Glenn D. Bridwell, James Maule, Alois Schrombeck, Willis Wognum