Patents by Inventor John D. Dawson

John D. Dawson 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: 3942791
    Abstract: An exercising device for a person's feet while he is seated, thus promoting good health particularly in those people who do not walk enough, such as older or confined persons; the device consisting of a pair of foot pedals that pivot about a hinge below the heel and against the action of a return spring so that when the pedals are pushed downward by feet placed thereupon, the pedals return upward again, including a compressible roller pivotally secured to each pedal whereby downward movement of the pedal causes the roller to move along the pedal over the users foot to provide a massaging action.
    Type: Grant
    Filed: August 26, 1974
    Date of Patent: March 9, 1976
    Inventors: John D. Dawson, George Spector