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Walter Kuhn

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  • Friedrichshafen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Automatic transmission for motor vehicles
    • Patent number RE39960
    • Issue date Dec 25, 2007
    • ZF Friedrichshafen AG
    • Bülent Korkmaz
    • 475 - Planetary gear transmission systems or components
  • Information Patent Grant

    Automatic transmission for motor vehicles
    • Patent number 6,572,507
    • Issue date Jun 3, 2003
    • ZF Friedrichshafen AG
    • Bülent Korkmaz
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Infinitely variable toroidal drive
    • Patent number 6,547,690
    • Issue date Apr 15, 2003
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Infinitely variable toroidal drive
    • Patent number 6,471,617
    • Issue date Oct 29, 2002
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Infinitely variable toroidal drive
    • Patent number 6,406,401
    • Issue date Jun 18, 2002
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Infinitely variable toroidal drive
    • Patent number 6,280,360
    • Issue date Aug 28, 2001
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power shift transmission for motor vehicles
    • Patent number 6,244,402
    • Issue date Jun 12, 2001
    • ZF Friedrichshafen AG
    • Hans-Jörg Domian
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Infinitely variable toroidal drive
    • Patent number 6,244,985
    • Issue date Jun 12, 2001
    • ZF Friedrichshafen AG
    • Jürgen Wafzig
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Toroidal drive
    • Patent number 6,155,951
    • Issue date Dec 5, 2000
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power shift transmission
    • Patent number 6,085,880
    • Issue date Jul 11, 2000
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gearbox, especially for a motor vehicle
    • Patent number 5,819,601
    • Issue date Oct 13, 1998
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Transmission assembly with positive-displacement pump with suction...
    • Patent number 5,645,406
    • Issue date Jul 8, 1997
    • ZF Friedrichschafen AG
    • Gerald Rowe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Continuously variable transmission with wide transmission ratio range
    • Patent number 5,643,131
    • Issue date Jul 1, 1997
    • ZF Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Planetary-gear speed-change transmission
    • Patent number 4,823,641
    • Issue date Apr 25, 1989
    • Zahnradfabrik Friedrichshafen AG
    • Walter Kuhn
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...