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Kazuki Kawashima

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Patents Grantslast 30 patents

  • Information Patent Grant

    Idler pulley
    • Patent number 6,220,982
    • Issue date Apr 24, 2001
    • NTN Corporation
    • Kazuki Kawashima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Chain tensioner and chain system
    • Patent number 5,713,809
    • Issue date Feb 3, 1998
    • NTN Corporation
    • Ken Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Autotensioner
    • Patent number 5,702,317
    • Issue date Dec 30, 1997
    • NTN Corporation
    • Kazuki Kawashima
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydraulic autotensioner
    • Patent number 5,653,651
    • Issue date Aug 5, 1997
    • NTN Corporation
    • Kazuki Kawashima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compact hydraulic autotensioner with return spring mounted around a...
    • Patent number 5,632,474
    • Issue date May 27, 1997
    • NTN Corporation
    • Hisashi Hayakawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic autotensioner
    • Patent number 5,586,952
    • Issue date Dec 24, 1996
    • NTN Corporation
    • Tomoyoshi Izutsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic autotensioner
    • Patent number 5,482,262
    • Issue date Jan 9, 1996
    • NTN Corporation
    • Hisashi Hayakawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Belt tension adjusting device
    • Patent number 5,334,109
    • Issue date Aug 2, 1994
    • NTN Corporation
    • Tomoyoshi Izutsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Belt tension adjusting device
    • Patent number 5,234,385
    • Issue date Aug 10, 1993
    • NTN Corporation
    • Kazuki Kawashima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic autotensioner
    • Patent number 4,986,796
    • Issue date Jan 22, 1991
    • NTN Corporation
    • Kazuki Kawashima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Autotensioner
    • Patent number 4,950,209
    • Issue date Aug 21, 1990
    • NTN Toyo Bearing Co., Ltd.
    • Kazuki Kawashima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Autotensioner for adjusting the tension of a timing belt
    • Patent number 4,940,447
    • Issue date Jul 10, 1990
    • NTN Toyo Bearing Co., Ltd.
    • Kazuki Kawashima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Belt autotensioner
    • Patent number 4,904,230
    • Issue date Feb 27, 1990
    • NTN Toyo Bearing Co., Ltd.
    • Kazuki Kawashima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...