TREA

David R. Mc Mahan

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  • Noblesville, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Terminals for bulb sockets
    • Patent number 7,192,315
    • Issue date Mar 20, 2007
    • Guide Corporation
    • Christopher R. Powers
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Terminal alignment features for bulb sockets
    • Patent number 7,063,575
    • Issue date Jun 20, 2006
    • Guide Corporation
    • Christopher R. Powers
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Wedge base sealed lamp socket
    • Patent number 7,014,510
    • Issue date Mar 21, 2006
    • Guide Corporation
    • Christopher R. Powers
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vehicle headlamp assembly with calibration restrictor
    • Patent number 5,622,421
    • Issue date Apr 22, 1997
    • General Motors Corporation
    • Richard E. Turley
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Headlamp adjustment mechanism
    • Patent number 5,497,301
    • Issue date Mar 5, 1996
    • General Motors Corporation
    • David R. Mc Mahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle headlamp assembly
    • Patent number 5,402,325
    • Issue date Mar 28, 1995
    • General Motors Corporation
    • Jan A. Wisler
    • F21 - LIGHTING
  • Information Patent Grant

    Vehicle headlamp assembly
    • Patent number 5,386,349
    • Issue date Jan 31, 1995
    • General Motors Corporation
    • Ronald A. Wheat
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle headlamp assembly
    • Patent number 5,351,170
    • Issue date Sep 27, 1994
    • General Motors Corporation
    • William E. Nagengast
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Headlamp leveling arrangement
    • Patent number 5,253,154
    • Issue date Oct 12, 1993
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Composite headlamp vent device
    • Patent number 5,251,111
    • Issue date Oct 5, 1993
    • General Motors Corporation
    • William E. Nagengast
    • F21 - LIGHTING
  • Information Patent Grant

    Retainer arrangement for a replaceable lamp bulb assembly
    • Patent number 5,095,410
    • Issue date Mar 10, 1992
    • General Motors Corporation
    • William E. Nagengast
    • F21 - LIGHTING
  • Information Patent Grant

    Vehicle headlamp adjustment device
    • Patent number 5,063,480
    • Issue date Nov 5, 1991
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Composite headlamp vent device
    • Patent number 5,003,446
    • Issue date Mar 26, 1991
    • General Motors Corporation
    • William E. Nagengast
    • F21 - LIGHTING
  • Information Patent Grant

    Headlamp assembly
    • Patent number 4,970,629
    • Issue date Nov 13, 1990
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Headlamp assembly
    • Patent number 4,926,301
    • Issue date May 15, 1990
    • General Motors Corporation
    • Martin K. Liverance
    • F21 - LIGHTING
  • Information Patent Grant

    Headlamp assembly
    • Patent number 4,882,660
    • Issue date Nov 21, 1989
    • General Motors Corporation
    • Martin K. Liverance
    • F21 - LIGHTING
  • Information Patent Grant

    Headlamp bulb retaining arrangement
    • Patent number 4,851,976
    • Issue date Jul 25, 1989
    • General Motors Corporation
    • David R. McMahan
    • F21 - LIGHTING
  • Information Patent Grant

    Headlamp assembly
    • Patent number 4,794,495
    • Issue date Dec 27, 1988
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Headlamp pivot assembly
    • Patent number 4,761,717
    • Issue date Aug 2, 1988
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Headlamp assembly
    • Patent number 4,747,029
    • Issue date May 24, 1988
    • General Motors Corporation
    • Martin K. Liverance
    • F21 - LIGHTING
  • Information Patent Grant

    Vehicle headlamp assembly
    • Patent number 4,731,707
    • Issue date Mar 15, 1988
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle headlamp assembly
    • Patent number 4,712,164
    • Issue date Dec 8, 1987
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electrical connector for headlight assembly
    • Patent number 4,709,305
    • Issue date Nov 24, 1987
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Support shoe for a vehicle headlamp assembly
    • Patent number 4,707,771
    • Issue date Nov 17, 1987
    • General Motors Corporation
    • Paul D. Van Duyn
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle headlamp assembly
    • Patent number 4,639,840
    • Issue date Jan 27, 1987
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vehicle headlamp assembly
    • Patent number 4,599,681
    • Issue date Jul 8, 1986
    • General Motors Corp.
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Retainer member for a vehicle headlamp
    • Patent number 4,415,956
    • Issue date Nov 15, 1983
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hardbar energy absorbing bumper system for vehicles
    • Patent number 4,413,856
    • Issue date Nov 8, 1983
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Spring clip for a vehicle headlamp retainer member
    • Patent number 4,414,614
    • Issue date Nov 8, 1983
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Support housing for a vehicle headlamp
    • Patent number 4,412,275
    • Issue date Oct 25, 1983
    • General Motors Corporation
    • David R. McMahan
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Terminals for bulb sockets
    • Publication number 20060189217
    • Publication date Aug 24, 2006
    • Guide Corporation
    • Christopher R. Powers
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Terminal alignment features for bulb sockets
    • Publication number 20040132336
    • Publication date Jul 8, 2004
    • Guide Corporation
    • Christopher R. Powers
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Wedge base sealed lamp socket
    • Publication number 20030068929
    • Publication date Apr 10, 2003
    • Guide Corporation
    • Christopher R. Powers
    • H01 - BASIC ELECTRIC ELEMENTS