Patents by Inventor Herman E. Hull

Herman E. Hull 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).

  • Pivotal chute
    Patent number: D332955
    Type: Grant
    Filed: January 11, 1990
    Date of Patent: February 2, 1993
    Inventor: Herman E. Hull