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Tsuyoshi Niwa

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling bearing
    • Patent number 8,979,382
    • Issue date Mar 17, 2015
    • NTN Corporation
    • Tsuyoshi Niwa
    • 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...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROLLING BEARING
    • Publication number 20140086520
    • Publication date Mar 27, 2014
    • NTN Corporation
    • Tsuyoshi Niwa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Wheel support bearing assembly
    • Publication number 20050018939
    • Publication date Jan 27, 2005
    • NTN Corporation
    • Tsuyoshi Niwa
    • B60 - VEHICLES IN GENERAL