Patents by Inventor Richard Keohan

Richard Keohan 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: D375117
    Type: Grant
    Filed: August 11, 1995
    Date of Patent: October 29, 1996
    Assignee: Hope Coppinger
    Inventor: Richard Keohan