Patents by Inventor Bruce T. Hammerschmitt

Bruce T. Hammerschmitt 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).

  • Transmission mounted range selector
    Patent number: 5101677
    Abstract: An electronic shift controller having a cast housing is externally mounted to a transmission housing and plug-in connectors directly couple signals between the controller and the transmission. A manually controlled shift selector shaft extends between the transmission and the controller to operate a forward/neutral/reverse shift valve in the transmission and shift selector switches in the controller. A simple harness couples power, speed and ignition sense signals to the controller.
    Type: Grant
    Filed: July 29, 1991
    Date of Patent: April 7, 1992
    Assignee: General Motors Corporation
    Inventor: Bruce T. Hammerschmitt