TREA

David A. Hall

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  • Clawson, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Torsional vibration damper having helical torsion springs
    • Patent number 5,464,198
    • Issue date Nov 7, 1995
    • Borg-Warner Automotive, Inc.
    • John P. Yanko
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drive hub for torque converter clutch
    • Patent number 4,694,941
    • Issue date Sep 22, 1987
    • Borg-Warner Automotive, Inc.
    • David A. Hall
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...