Patents by Inventor Charles Allen Winkler

Charles Allen Winkler 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).

  • Adjustable exercise therapy device
    Patent number: 6672997
    Abstract: The adjustable exercise therapy device of this invention has first and second handles suitable for manual grasp and a single bungee cord passing through both handles. The bungee cord is adjustably attached to one of the handles. Between the handles, a tube holds the two stands of the bungee cord together. The distance between the handles can be adjusted so that the device is suitable for use as an exercise device for people of limited strength.
    Type: Grant
    Filed: August 2, 2001
    Date of Patent: January 6, 2004
    Inventor: Charles Allen Winkler