Patents by Inventor Mario A. Petrone

Mario A. Petrone 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: D334343
    Type: Grant
    Filed: September 16, 1991
    Date of Patent: March 30, 1993
    Inventors: Stuart M. Leslie, Mario A. Petrone