Patents by Inventor Robert G. Wander

Robert G. Wander 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: 4943073
    Abstract: A two-wheeled hand truck controllable by a single individual for transporting large flat boards. One or more boards are supported on edge by an angle iron member that is positioned below the plane of the axle upon which the wheels are mounted. A triangular frame member includes two frame members upon which the planar surface of the board rests. The frame members are inclined from the vertical to place the center of gravity of the board between the two wheels.
    Type: Grant
    Filed: May 12, 1989
    Date of Patent: July 24, 1990
    Inventor: Robert G. Wander