Patents by Inventor Randal W. Thompson

Randal W. Thompson 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).

  • Electrically operated material handling attachment for a garden tractor or the like
    Patent number: 4770595
    Abstract: A material handling attachment for small vehicles such as a garden tractor, riding lawn mowers, all terrain vehicles, etc. wherein the material handling attachment may be vertically moved by an electrically operated screw ram which may be controlled by either the electrical system on the vehicle or by a storage battery.
    Type: Grant
    Filed: November 28, 1986
    Date of Patent: September 13, 1988
    Assignee: Westendorf Mfg. Co., Inc.
    Inventors: Randal W. Thompson, Joseph W. Langenfeld, Neal W. Westendorf