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Hiroki Maejima

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  • Fujisawa-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    TAPERED ROLLER BEARING
    • Publication number 20210054877
    • Publication date Feb 25, 2021
    • NSK Ltd.
    • Makoto ZEMBUTSU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FRICTION ROLLER SPEED INCREASER
    • Publication number 20170335891
    • Publication date Nov 23, 2017
    • NSK Ltd.
    • Masafumi HIKIDA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Tapered Roller Bearing and Manufacturing Method for Retainer of Tap...
    • Publication number 20120263405
    • Publication date Oct 18, 2012
    • NSK LTD.
    • Hironori Mizuki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TANDEM ANGULAR BALL BEARING
    • Publication number 20110222807
    • Publication date Sep 15, 2011
    • Yasushi Tanoue
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TAPERED ROLLER BEARING RESIN CAGE AND TAPERED ROLLER BEARING
    • Publication number 20110142389
    • Publication date Jun 16, 2011
    • NSK Ltd.
    • Takumi Takeuchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...