Patents by Inventor Robert Vanos

Robert Vanos 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).

  • Flexible towing hitch
    Patent number: 4351542
    Abstract: A towing hitch having a main frame for attachment to a vehicle, a tongue force transmitting member pivotally coupled to the main frame, and a resilient member supporting said force transmitting member so as to absorb shock forces applied to the last mentioned member.
    Type: Grant
    Filed: July 10, 1980
    Date of Patent: September 28, 1982
    Inventors: Robert Lovell, Robert Vanos