Patents by Inventor Robert P. Walters

Robert P. Walters 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).

  • Valve-controlled braking system for vehicles
    Patent number: 3973803
    Abstract: A manually operable open-close valve remotely operated from the dashboard of a vehicle cooperates with the hydraulically controlled braking system of a vehicle having brakes on front and rear wheels to either block flow of hydraulic fluid to the front wheels or to permit normal flow.
    Type: Grant
    Filed: March 4, 1975
    Date of Patent: August 10, 1976
    Inventors: Gerald J. Seward, Robert P. Walters