Patents by Inventor Robert E. Markison

Robert E. Markison 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).

  • Sail board handgrip
    Patent number: 4785755
    Abstract: A handgrip extension to be attached to the boom of a sailboard is disclosed. The extension permits the user to confortably grip the forward end of the boom to minimize injury and discomfort while allowing greater control and speed in sailboarding.
    Type: Grant
    Filed: November 24, 1986
    Date of Patent: November 22, 1988
    Inventor: Robert E. Markison