TREA

Friedhelm John

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  • Hanau-Steinheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Constant velocity universal joint
    • Patent number 6,319,133
    • Issue date Nov 20, 2001
    • GKN Lobro GmbH
    • Peter Schwärzler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Double offset joint with centering means for cage
    • Patent number 6,299,544
    • Issue date Oct 9, 2001
    • GKN Lobro GmbH
    • Peter Schwärzler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tripod joint
    • Patent number RE36163
    • Issue date Mar 23, 1999
    • Lohr & Bromkamp GmbH
    • Michael Ricks
    • 403 - Joints and connections
  • Information Patent Grant

    Connection for the harmonic transmission of torque
    • Patent number 5,660,494
    • Issue date Aug 26, 1997
    • Lohr & Bromkamp GmbH
    • Peter Schwarzler
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tripod joint
    • Patent number 5,376,049
    • Issue date Dec 27, 1994
    • Lohr & Bromkamp GmbH
    • Hans-Heinrich Welschof
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...