Patents by Inventor Michael L. Plunkett

Michael L. Plunkett 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).

  • Automatic transmission with neutral coast down feature
    Patent number: 7597650
    Abstract: A system for controlling the engagement and disengagement of one or more clutches that are adapted to operatively connect an engine and an automatic transmission includes a control device for determining if a negative torque condition exists and for providing an output or signal to decrease the rotational speed of the engine in response to the determination of the existence of the negative torque condition.
    Type: Grant
    Filed: March 22, 2006
    Date of Patent: October 6, 2009
    Assignee: Chrysler Group LLC
    Inventors: John M. Rzepecki, II, Michael E. Fingerman, Andrew J. Harkenrider, Mark J. Duty, Yi Cheng, Michael L. Plunkett