Patents by Inventor Stephen M. Frank

Stephen M. Frank 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: 4749189
    Abstract: An exercise machine for hockey players includes a cable elastically tethered to a frame on one end and to the blade of a hockey stick on the other. A first pair of pulleys are mounted to the base of the frame while a second pair are suspended above from springs. The cable runs over a first elevated pulley, under a base mounted pulley, over the other elevated pulley and back under the base mounted pulley wherein the springs provide a retracting force on the cable as it is pulled away from the machine by the blade of the hockey stick.
    Type: Grant
    Filed: October 11, 1985
    Date of Patent: June 7, 1988
    Inventor: Stephen M. Frank