Patents by Inventor Joan F. Hamburg

Joan F. Hamburg 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).

  • Face saver mask for facial massaging
    Patent number: D353007
    Type: Grant
    Filed: June 10, 1993
    Date of Patent: November 29, 1994
    Assignee: Yard Sale Development, Inc.
    Inventors: Daniel Weiner, Joan F. Hamburg, Sherrye P. Henry