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Takashi Murai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Roller bearing, roller bearing unit, motor, method for manufacturin...
    • Patent number 12,117,042
    • Issue date Oct 15, 2024
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roller bearing
    • Patent number RE48586
    • Issue date Jun 8, 2021
    • NSK Ltd.
    • Takashi Murai
  • Information Patent Grant

    Tapered roller bearing
    • Patent number 9,453,534
    • Issue date Sep 27, 2016
    • NSK Ltd.
    • Satoshi Ushimaru
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electrolytic erosion preventing insulated rolling bearing, manufact...
    • Patent number 8,425,120
    • Issue date Apr 23, 2013
    • NSK Ltd.
    • Katsuhiro Konno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self-aligning roller bearing with retainer and manufacturing method...
    • Patent number 8,007,184
    • Issue date Aug 30, 2011
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling elements for rolling bearing, method of producing the same,...
    • Patent number 7,146,734
    • Issue date Dec 12, 2006
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial roller bearing
    • Patent number 6,997,616
    • Issue date Feb 14, 2006
    • NSK Ltd.
    • Hironari Sakoda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Retainer for rolling bearings
    • Patent number 6,955,476
    • Issue date Oct 18, 2005
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Retainer
    • Patent number 6,790,297
    • Issue date Sep 14, 2004
    • NSK Ltd.
    • Kouji Ueda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roller bearing
    • Patent number 6,767,134
    • Issue date Jul 27, 2004
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling elements for rolling bearing, method of producing the same,...
    • Patent number 6,752,696
    • Issue date Jun 22, 2004
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cage for roller bearing
    • Patent number 6,712,520
    • Issue date Mar 30, 2004
    • NSK Ltd.
    • Koji Ueda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial roller bearing
    • Patent number 6,702,471
    • Issue date Mar 9, 2004
    • NSK Ltd.
    • Hironari Sakoda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Retainer for roller bearing
    • Patent number 6,599,019
    • Issue date Jul 29, 2003
    • NSK Ltd.
    • Masahito Matsui
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roller bearing with a cage
    • Patent number RE38015
    • Issue date Mar 4, 2003
    • NSK Ltd.
    • Takashi Murai
    • 384 - Bearings
  • Information Patent Grant

    Cylindrical roller bearing
    • Patent number 6,203,205
    • Issue date Mar 20, 2001
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cylindrical roller bearing
    • Patent number 6,196,724
    • Issue date Mar 6, 2001
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cage for a rolling bearing
    • Patent number 6,068,408
    • Issue date May 30, 2000
    • NSK Ltd.
    • Yasushi Mutoh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roller bearing with a cage
    • Patent number 6,022,147
    • Issue date Feb 8, 2000
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial rolling bearing
    • Patent number 5,716,146
    • Issue date Feb 10, 1998
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydrostatic gas bearing
    • Patent number 5,397,184
    • Issue date Mar 14, 1995
    • NSK, Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROLLER BEARING, ROLLER BEARING UNIT, MOTOR, METHOD FOR MANUFACTURIN...
    • Publication number 20240209892
    • Publication date Jun 27, 2024
    • NSK Ltd.
    • Takashi MURAI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TAPERED ROLLER BEARING
    • Publication number 20150369289
    • Publication date Dec 24, 2015
    • NSK Ltd.
    • Satoshi USHIMARU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Electrolytic Erosion Preventing Insulated Rolling Bearing, Manufact...
    • Publication number 20090304318
    • Publication date Dec 10, 2009
    • NSK Ltd.
    • Katsuhiro Konno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Self-Aligning Roller Bearing with Retainer and Manufacturing Method...
    • Publication number 20080260313
    • Publication date Oct 23, 2008
    • NSK Ltd.
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rolling bearing
    • Publication number 20050117827
    • Publication date Jun 2, 2005
    • NSK Ltd.
    • Osamu Fujii
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Superfinishing machine, superfinishing method, rolling element and...
    • Publication number 20040264825
    • Publication date Dec 30, 2004
    • NSK Ltd
    • Yuko Kamamura
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Radial roller bearing
    • Publication number 20040151413
    • Publication date Aug 5, 2004
    • NSK Ltd
    • Hironari Sakoda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rolling elements for rolling bearing, method of producing the same,...
    • Publication number 20040120623
    • Publication date Jun 24, 2004
    • NSK Ltd
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Radial roller bearing
    • Publication number 20030091255
    • Publication date May 15, 2003
    • NSK Ltd
    • Hironari Sakoda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Retainer for roller bearing
    • Publication number 20030068110
    • Publication date Apr 10, 2003
    • NSK Ltd
    • Masahito Matsui
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Cage for roller bearing
    • Publication number 20030021505
    • Publication date Jan 30, 2003
    • Koji Ueda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Roller bearing
    • Publication number 20030012477
    • Publication date Jan 16, 2003
    • NSK Ltd
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rolling elements for rolling bearing, method of producing the same,...
    • Publication number 20020141677
    • Publication date Oct 3, 2002
    • NSK Ltd
    • Takashi Murai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...