Patents by Inventor Johnny R. Mintz

Johnny R. Mintz 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).

  • Ladder leveler
    Patent number: D371608
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: July 9, 1996
    Inventors: Johnny R. Mintz, Timothy L. Champion