Patents by Inventor Donald E. Winslow

Donald E. Winslow 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).

  • Exercise bar
    Patent number: 5328431
    Abstract: An exercise bar includes a cylindrical center piece and cylindrical end pieces for selective threaded connection to the center piece. The pieces are of selected weights, chosen from a group of such pieces. Each end piece includes an off center handgrip so that reversing the end pieces relative to the center piece changes the distance between handgrips. Rubber tipped end caps are threaded to the outer ends of the end pieces.
    Type: Grant
    Filed: August 5, 1993
    Date of Patent: July 12, 1994
    Inventor: Donald E. Winslow