Patents by Inventor Ernest E. Snmith

Ernest E. Snmith 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: 6460940
    Abstract: A supplemental brake system for a vehicle having its own primary braking system by which the vehicle may be slowed from a towing vehicle. The supplemental brake system includes a vacuum-operated servo unit that is connected to the brake pedal of the vehicle and has a pneumatic connection by which it can be connected to the towing vehicle.
    Type: Grant
    Filed: November 8, 1994
    Date of Patent: October 8, 2002
    Inventor: Ernest E. Snmith