Patents by Inventor Kenneth Hanzl

Kenneth Hanzl 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).

  • Modem
    Patent number: D358395
    Type: Grant
    Filed: July 6, 1993
    Date of Patent: May 16, 1995
    Assignee: Illinois Tool Works Inc.
    Inventors: Richard H. Heidorn, Richard R. Brant, Stephen W. Smith, Kenneth Hanzl
  • Computer interface device
    Patent number: D362240
    Type: Grant
    Filed: May 31, 1994
    Date of Patent: September 12, 1995
    Assignee: Illinois Tool Works Inc.
    Inventors: Richard H. Heidorn, Richard R. Brant, Stephen W. Smith, Kenneth Hanzl