Patents by Inventor Darren J. Weber

Darren J. Weber 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).

  • Publication number: 20090071777
    Abstract: An electro-hydraulic control system is provided that utilizes a shift solenoid and shift valve to multiplex a single pressure control solenoid to control both modulation of a main pressure regulator valve and retarder operation (fill and pressure).
    Type: Application
    Filed: September 18, 2007
    Publication date: March 19, 2009
    Applicant: GENERAL MOTORS CORPORATION
    Inventors: Darren J. Weber, Charles F. Long, Jason L. Ellis
  • Patent number: 7150288
    Abstract: A control for parallel hybrid transmission has a valve mechanism, which is operable to supply fluid pressure to a torque-transmitting mechanism with or without the operation of the vehicle engine. The valve mechanism is responsive to an electrically driven pump to supply fluid pressure whenever the engine is discontinued and the electric driven pump is operated.
    Type: Grant
    Filed: March 25, 2004
    Date of Patent: December 19, 2006
    Assignee: General Motors Corporation
    Inventors: Charles F. Long, Darren J. Weber
  • Patent number: 7140993
    Abstract: An electro-hydraulic control mechanism for use with a multi-speed transmission includes a pair of logic valves, which are manipulated during the ratio interchanges and the ratio establishment by aiding in the distribution of fluid pressure from a plurality of trim valves. The logic valves are retained in specific drive ranges in the event of electrical discontinuance.
    Type: Grant
    Filed: October 28, 2004
    Date of Patent: November 28, 2006
    Assignee: General Motors Corporation
    Inventors: Charles F. Long, Phillip F. Mc Cauley, Darren J. Weber
  • Patent number: D398221
    Type: Grant
    Filed: October 9, 1997
    Date of Patent: September 15, 1998
    Assignee: Thomson Consumer Electronics, Inc.
    Inventors: Darren J. Weber, Jonathan D. Isom, Bradley J. Garret, Arjun Madiman