TREA

Axel Matheis

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  • Sauldorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Infinitely variable toroidal drive
    • Patent number 6,935,988
    • Issue date Aug 30, 2005
    • ZF Friedrichshafen AG
    • Bernhard Sich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stepless friction drive
    • Patent number 6,908,409
    • Issue date Jun 21, 2005
    • ZF Friedrichshafen AG
    • Bernard Sich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Infinitely variable friction gear
    • Patent number 6,878,091
    • Issue date Apr 12, 2005
    • ZF Friedrichshafen AG
    • Berhard Sich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Stepless friction drive
    • Publication number 20030158013
    • Publication date Aug 21, 2003
    • Bernhard Sich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Infinitely variable friction gear
    • Publication number 20030148849
    • Publication date Aug 7, 2003
    • Bernhard Sich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Infinitely variable toroidal drive
    • Publication number 20030139252
    • Publication date Jul 24, 2003
    • Bernhard Sich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...