Patents by Inventor Dennis T. Kunkel

Dennis T. Kunkel 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).

  • Rear steer controller
    Patent number: 5014802
    Abstract: A four wheel steering system that implements four wheel Ackerman steering during all phases of steering, including where one of the wheels has reached its travel limit, is disclosed.
    Type: Grant
    Filed: June 4, 1990
    Date of Patent: May 14, 1991
    Assignee: General Motors Corporation
    Inventors: Jeffrey G. Knoll, Dennis T. Kunkel