Patents by Inventor Richard Ismert

Richard Ismert 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: D331556
    Type: Grant
    Filed: September 23, 1991
    Date of Patent: December 8, 1992
    Inventor: Richard Ismert