Patents by Inventor Ruth Walls

Ruth Walls 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).

  • Attachable back scrubber
    Patent number: D388547
    Type: Grant
    Filed: December 9, 1996
    Date of Patent: December 30, 1997
    Inventor: Ruth Walls