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Hirofumi Dodoro

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Patents Grantslast 30 patents

  • Information Patent Grant

    Ball screw device
    • Patent number 11,047,459
    • Issue date Jun 29, 2021
    • JTEKT Corporation
    • Akiyoshi Tashiro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling bearing device
    • Patent number 8,038,352
    • Issue date Oct 18, 2011
    • JTEKT Corporation
    • Hirofumi Dodoro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tapered roller bearing, a tapered roller bearing assembly and a pin...
    • Patent number 7,677,809
    • Issue date Mar 16, 2010
    • JTEKT Corporation
    • Hiroki Matsuyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Taper roller bearing
    • Patent number 7,350,978
    • Issue date Apr 1, 2008
    • JTEKT Corporation
    • Hiroki Matsuyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bearing device for supporting pinion shaft
    • Patent number 7,287,911
    • Issue date Oct 30, 2007
    • JTEKT Corporation
    • Hirofumi Dodoro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tapered roller bearing and final reduction gear
    • Patent number 7,281,855
    • Issue date Oct 16, 2007
    • Koyo Seiko Co., Ltd.
    • Hiroshi Ueno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Joint structure of annular member and shaft member
    • Patent number 5,032,036
    • Issue date Jul 16, 1991
    • Koyo Seiko Co., Ltd.
    • Yukitoshi Murakami
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    BALL SCREW DEVICE
    • Publication number 20200109771
    • Publication date Apr 9, 2020
    • JTEKT Corporation
    • Akiyoshi TASHIRO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rolling bearing device
    • Publication number 20080253710
    • Publication date Oct 16, 2008
    • JTEKT Corporation
    • Hirofumi Dodoro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Tapered Roller Bearing, a Tapered Roller Bearing Assembly and a Pin...
    • Publication number 20070230851
    • Publication date Oct 4, 2007
    • JTEKT Corporation
    • Hiroki Matsuyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Oil lubricated rolling bearing device
    • Publication number 20070133914
    • Publication date Jun 14, 2007
    • Hiroki Matsuyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Taper roller bearing
    • Publication number 20050201650
    • Publication date Sep 15, 2005
    • KOYO SEIKO CO., LTD.
    • Hiroki Matsuyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Tapered roller bearing and final reduction gear
    • Publication number 20050069238
    • Publication date Mar 31, 2005
    • KOYO SEIKO CO., LTD.
    • Hiroshi Ueno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Bearing device for supporting pinion shaft
    • Publication number 20050031240
    • Publication date Feb 10, 2005
    • Hirofumi Dodoro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Bearing parts
    • Publication number 20040194860
    • Publication date Oct 7, 2004
    • KOYO SEIKO CO., LTD.
    • Hirofumi Dodoro
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...