Patents by Inventor Michael G. Zeman

Michael G. Zeman 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: D340112
    Type: Grant
    Filed: March 15, 1991
    Date of Patent: October 5, 1993
    Inventor: Michael G. Zeman