Patents by Inventor Richard Charles Hearn

Richard Charles Hearn 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: D429626
    Type: Grant
    Filed: September 15, 1999
    Date of Patent: August 22, 2000
    Inventors: Richard Charles Hearn, Patrick Pearse O'Connor