Patents by Inventor Jerry Piotrowicz

Jerry Piotrowicz 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: D391388
    Type: Grant
    Filed: November 24, 1995
    Date of Patent: March 3, 1998
    Assignee: Babesball Cap, Inc.
    Inventors: Laura Higgins, Jerry Piotrowicz