Patents by Inventor Justin D. Grudzinski

Justin D. Grudzinski 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: D339228
    Type: Grant
    Filed: July 18, 1991
    Date of Patent: September 14, 1993
    Inventors: John D. Moos, Justin D. Grudzinski