Patents by Inventor Risa Sheppard

Risa Sheppard 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).

  • Resilient exercise ring
    Patent number: D344995
    Type: Grant
    Filed: August 31, 1992
    Date of Patent: March 8, 1994
    Inventor: Risa Sheppard