Patents by Inventor Timm Martin

Timm Martin 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).

  • Door handle
    Patent number: D329369
    Type: Grant
    Filed: December 17, 1990
    Date of Patent: September 15, 1992
    Assignee: Rolscreen Company
    Inventors: Timm Martin, Bruce A. Hagemeyer
  • Door handle
    Patent number: D338608
    Type: Grant
    Filed: September 24, 1990
    Date of Patent: August 24, 1993
    Assignee: Rolscreen Company
    Inventors: Timm Martin, Bruce A. Hagemeyer