TREA

Alvan J. Callahan

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  • Walled Lake, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    High torque capacity three output differential
    • Patent number 8,585,535
    • Issue date Nov 19, 2013
    • GM Global Technology Operations LLC
    • Surendar Shawn Paul
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Differential carrier assembly for a vehicle
    • Patent number 8,083,628
    • Issue date Dec 27, 2011
    • GM Global Technology Operations LLC
    • Zinovy Soybel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    HIGH TORQUE CAPACITY THREE OUTPUT DIFFERENTIAL
    • Publication number 20110045933
    • Publication date Feb 24, 2011
    • GM Global Technology Operations, Inc.
    • Surendar Shawn Paul
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DIFFERENTIAL CARRIER ASSEMBLY FOR A VEHICLE
    • Publication number 20100184552
    • Publication date Jul 22, 2010
    • GM Global Technology Operations, Inc.
    • Zinovy Soybel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...