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Dirk Matthias Wexel

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  • Mainz, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel cell startup method for fast freeze startup
    • Patent number 9,728,799
    • Issue date Aug 8, 2017
    • GM Global Technology Operations LLC
    • Steven D. Burch
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Fuel cell startup method for fast freeze startup
    • Patent number 8,835,065
    • Issue date Sep 16, 2014
    • GM Global Technology Operations LLC
    • Steven D. Burch
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell heating
    • Patent number 8,313,871
    • Issue date Nov 20, 2012
    • GM Global Technology Operations LLC
    • Dirk Wexel
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Fuel cell system having water-retaining material
    • Patent number 7,718,297
    • Issue date May 18, 2010
    • GM Global Technology Operations, Inc.
    • Reiner Wilpsbaeumer
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    External control of a vehicle coolant pump with remote heating option
    • Patent number 7,716,938
    • Issue date May 18, 2010
    • GM Global Technology Operations, Inc.
    • Ellen Greifenstein
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR VENT FOR A VEHICLE
    • Publication number 20160288624
    • Publication date Oct 6, 2016
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Douglas Albin
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FUEL CELL STARTUP METHOD FOR FAST FREEZE STARTUP
    • Publication number 20140342258
    • Publication date Nov 20, 2014
    • Steven D. Burch
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    BLOWER FOR A MOTOR VEHICLE
    • Publication number 20100173577
    • Publication date Jul 8, 2010
    • GM Global Technology Operations, Inc.
    • Stefan Lummitsch
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FUEL CELL COOLING TANK ASSEMBLY
    • Publication number 20090269639
    • Publication date Oct 29, 2009
    • GM Global Technology Operations, Inc.
    • Ralph T. J. Hobmeyr
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    FREEZE TOLERANT PRESSURE SENSOR
    • Publication number 20090017337
    • Publication date Jan 15, 2009
    • Dirk Wexel
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    FUEL CELL HEATING
    • Publication number 20080118787
    • Publication date May 22, 2008
    • GM Global Technology Operations, Inc.
    • Dirk Wexel
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    FUEL CELL SYSTEM HAVING WATER-RETAINING MATERIAL
    • Publication number 20080107929
    • Publication date May 8, 2008
    • GM Global Tehnology Operations, Inc.
    • Reiner Wilpsbaeumer
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    FUEL CELL STARTUP METHOD FOR FAST FREEZE STARTUP
    • Publication number 20080081224
    • Publication date Apr 3, 2008
    • GM Global Technology Operations, Inc.
    • Steven D. Burch
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Fuel Cell Valve With Hydrophobically Enhanced Surface
    • Publication number 20080050625
    • Publication date Feb 28, 2008
    • GM Global Technology Operations, Inc.
    • Dieter Kaimann
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    External control of a vehicle coolant pump with remote heating option
    • Publication number 20070298296
    • Publication date Dec 27, 2007
    • Ellen Greifenstein
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Heating element and mounting for media piping of fuel cell systems
    • Publication number 20070212037
    • Publication date Sep 13, 2007
    • Andreas Koenekamp
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...