Patents by Inventor Otha O. Graham

Otha O. Graham 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: 5207628
    Abstract: A device is disclosed which may be used by a person for exercising in bed. The device includes in a preferred embodiment a flat rectangular base plate [101] which is attached to the under side of a bed with three clamps [108] and [110]. Support rings [126] are attached to the under side of the base [101]. A telescoping adjustable U shaped bar [130-205] is inserted through the rings [126] and extends upwardly and over the bed. The lower prong of the bar which is passed through the rings is slightly more than two times the length of the prong which extends over the bed. Adjustable cushions for the feet [217]-[216] are attached to upper prong of the bar suspending over the bed. The bar is allowed to pivot via rings [126]. A cord assembly [236]-[238] is attached to top of the prong over the bed enabling a person to use this unit in the process of doing various exercises including sit-up and pull-up motions.
    Type: Grant
    Filed: November 18, 1991
    Date of Patent: May 4, 1993
    Inventor: Otha O. Graham