TREA

Kazuhiko Muramatsu

Follow

Person

  • Fukuroi-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Differentially controllable two-way clutch
    • Patent number 8,662,271
    • Issue date Mar 4, 2014
    • NSK-Warner K.K.
    • Akira Iwano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roller-type one-way clutch
    • Patent number 7,861,836
    • Issue date Jan 4, 2011
    • NSK-Warner K.K.
    • Hirobumi Shirataki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    One-way clutch
    • Patent number 7,849,989
    • Issue date Dec 14, 2010
    • NSK-Warner K.K.
    • Hirofumi Ogata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roller-type one-way clutch
    • Patent number 7,740,118
    • Issue date Jun 22, 2010
    • NSK-Warner K.K.
    • Hirobumi Shirataki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    One-way clutch of sprag type
    • Patent number 7,506,738
    • Issue date Mar 24, 2009
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    One-way clutch and sprag for the one-way clutch
    • Patent number 7,484,606
    • Issue date Feb 3, 2009
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotation-responsive type one-way clutch
    • Patent number 7,353,925
    • Issue date Apr 8, 2008
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary motion type one-way clutch
    • Patent number 7,284,646
    • Issue date Oct 23, 2007
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Two-way clutch
    • Patent number 7,032,732
    • Issue date Apr 25, 2006
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet one-way clutch, and stator apparatus using the same
    • Patent number 7,000,749
    • Issue date Feb 21, 2006
    • NSK-Warner K.K.
    • Takaya Yamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet type one-way clutch and method of manufacturing the same
    • Patent number 6,948,228
    • Issue date Sep 27, 2005
    • NSK-Warner K.K.
    • Yoshio Kinoshita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stator assembly
    • Patent number 6,933,641
    • Issue date Aug 23, 2005
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stator
    • Patent number 6,830,138
    • Issue date Dec 14, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet one-way clutch and stator using ratchet one-way clutch
    • Patent number 6,823,973
    • Issue date Nov 30, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet one-way clutch and stator using ratchet one-way clutch
    • Patent number 6,749,051
    • Issue date Jun 15, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet one-way clutch and stator using ratchet one-way clutch
    • Patent number 6,739,441
    • Issue date May 25, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet one-way clutch and stator using ratchet one-way clutch
    • Patent number 6,732,844
    • Issue date May 11, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    One-way clutch for automatic transmission
    • Patent number 6,715,596
    • Issue date Apr 6, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    One-way clutch assembly
    • Patent number 6,679,364
    • Issue date Jan 20, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet one-way clutch
    • Patent number 6,575,275
    • Issue date Jun 10, 2003
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet type one-way clutch and method of manufacturing the same
    • Patent number 6,557,681
    • Issue date May 6, 2003
    • NSK-Warner K.K.
    • Yoshio Kinoshita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ratchet one-way clutch
    • Patent number 6,533,089
    • Issue date Mar 18, 2003
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oneway clutch
    • Patent number 6,338,402
    • Issue date Jan 15, 2002
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sprag type one-way clutch
    • Patent number 6,138,803
    • Issue date Oct 31, 2000
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oneway clutch
    • Patent number 6,092,636
    • Issue date Jul 25, 2000
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Outer ring for one-way clutch
    • Patent number 6,082,511
    • Issue date Jul 4, 2000
    • NSK-Warner K.K.
    • Hirobumi Shirataki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    One-way clutch
    • Patent number 6,050,378
    • Issue date Apr 18, 2000
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Oneway clutch and outer race-retainer assembly for a oneway clutch
    • Patent number 6,044,945
    • Issue date Apr 4, 2000
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cage having a bearing for use in a one-way clutch
    • Patent number 5,799,764
    • Issue date Sep 1, 1998
    • NSK Warner Kabushiki Kaisha
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    One-way clutch assembly having dual spring supported sprags
    • Patent number 5,782,329
    • Issue date Jul 21, 1998
    • NSK Warner Kabushiki Kaisha
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    DIFFERENTIALLY CONTROLLABLE TWO-WAY CLUTCH
    • Publication number 20110127134
    • Publication date Jun 2, 2011
    • NSK-Warner K.K.
    • Akira Iwano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-Way Clutch
    • Publication number 20080047796
    • Publication date Feb 28, 2008
    • NSK-Warner K.K.
    • Hirofumi OGATA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Roller-type one-way clutch
    • Publication number 20070251794
    • Publication date Nov 1, 2007
    • Hirobumi Shirataki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Roller-type one-way clutch
    • Publication number 20070246318
    • Publication date Oct 25, 2007
    • Hirobumi Shirataki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-way clutch
    • Publication number 20070029153
    • Publication date Feb 8, 2007
    • NSK-Warner K.K.
    • Akira Iwano
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-way clutch of sprag type
    • Publication number 20060231365
    • Publication date Oct 19, 2006
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-way clutch and method for assembling same
    • Publication number 20060219511
    • Publication date Oct 5, 2006
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-way clutch and sprag for the one-way clutch
    • Publication number 20060076205
    • Publication date Apr 13, 2006
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-way clutch
    • Publication number 20060060442
    • Publication date Mar 23, 2006
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-way clutch
    • Publication number 20060016659
    • Publication date Jan 26, 2006
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rotation-responsive type one-way clutch
    • Publication number 20060000683
    • Publication date Jan 5, 2006
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rotary motion type one-way clutch
    • Publication number 20050236247
    • Publication date Oct 27, 2005
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Two-way clutch
    • Publication number 20040188214
    • Publication date Sep 30, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Stator
    • Publication number 20040026200
    • Publication date Feb 12, 2004
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet type one-way clutch and method of manufacturing the same
    • Publication number 20030168301
    • Publication date Sep 11, 2003
    • NSK-Warner K.K.
    • Yoshio Kinoshita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet one-way clutch, and stator apparatus using the same
    • Publication number 20030146063
    • Publication date Aug 7, 2003
    • NSK-Warner K.K.
    • Takaya Yamada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet one-way clutch and stator using ratchet one-way clutch
    • Publication number 20030047401
    • Publication date Mar 13, 2003
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet one-way clutch and stator using ratchet one-way clutch
    • Publication number 20030034219
    • Publication date Feb 20, 2003
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet one-way clutch and stator using ratchet one-way clutch
    • Publication number 20030015391
    • Publication date Jan 23, 2003
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet one-way clutch and stator using ratchet one-way clutch
    • Publication number 20030015390
    • Publication date Jan 23, 2003
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Stator assembly
    • Publication number 20020180288
    • Publication date Dec 5, 2002
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-way clutch for automatic transmission
    • Publication number 20020153218
    • Publication date Oct 24, 2002
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    One-way clutch assembly
    • Publication number 20020148697
    • Publication date Oct 17, 2002
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet one-way clutch
    • Publication number 20020005326
    • Publication date Jan 17, 2002
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet one-way clutch
    • Publication number 20020005327
    • Publication date Jan 17, 2002
    • NSK-Warner K.K.
    • Kazuhiko Muramatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ratchet type one-way clutch and method of manufacturing the same
    • Publication number 20010025758
    • Publication date Oct 4, 2001
    • Yoshio Kinoshita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...