Patents by Inventor Joann Smith

Joann Smith 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).

  • Translatable trailer hitch
    Patent number: 6220618
    Abstract: A Trailer hitch for towing a four wheeled vehicle. The hitch has a fixed in place portion attached to the towing vehicle and a translatable portion attached to the vehicle being towed. The translatable portion is spring biased to a center position. A damper is attached between the fixed portion and the translatable portion to prevent abrupt movement of the translatable portion. The hitch provides controlled lateral movement between the towing vehicle and the towed vehicle to diminish wear on the front end parts and tires of the towed vehicle.
    Type: Grant
    Filed: July 15, 1999
    Date of Patent: April 24, 2001
    Inventors: Philip Smith, Joann Smith