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Tetsuya Yamamoto

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Patents Grantslast 30 patents

  • Information Patent Grant

    Motor drive device for vehicles
    • Patent number 11,923,749
    • Issue date Mar 5, 2024
    • NTN Corporation
    • Aiko Myouki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Vehicle drive device
    • Patent number 11,662,010
    • Issue date May 30, 2023
    • NTN Corporation
    • Ryou Yukishima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    In-wheel motor driving device
    • Patent number 9,821,649
    • Issue date Nov 21, 2017
    • NTN Corporation
    • Aiko Ishikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    In-wheel motor drive device having lubrication systems with cooling...
    • Patent number 9,500,273
    • Issue date Nov 22, 2016
    • NTN Corporation
    • Minoru Suzuki
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Cooling structure for inverter device
    • Patent number 9,402,336
    • Issue date Jul 26, 2016
    • NTN Corporation
    • Minoru Suzuki
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 9,200,674
    • Issue date Dec 1, 2015
    • NTN CORPORATION
    • Fuminori Satoji
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electric vehicle
    • Patent number 9,168,818
    • Issue date Oct 27, 2015
    • NTN Corporation
    • Isao Hirai
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    In-wheel motor drive assembly
    • Patent number 9,108,496
    • Issue date Aug 18, 2015
    • NTN Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,876,386
    • Issue date Nov 4, 2014
    • NTN CORPORATION
    • Kenji Hibi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    In-wheel motor drive assembly
    • Patent number 8,800,702
    • Issue date Aug 12, 2014
    • NTN Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    In-wheel motor driven device
    • Patent number 8,772,991
    • Issue date Jul 8, 2014
    • NTN Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,757,882
    • Issue date Jun 24, 2014
    • NTN CORPORATION
    • Kazuto Shimizu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,591,113
    • Issue date Nov 26, 2013
    • NTN Corporation
    • Fuminori Satoji
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method for manufacturing fluid dynamic bearing device
    • Patent number 8,578,610
    • Issue date Nov 12, 2013
    • NTN Corporation
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,562,219
    • Issue date Oct 22, 2013
    • NTN Corporation
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bearing member and method for manufacturing the same, and bearing u...
    • Patent number 8,419,281
    • Issue date Apr 16, 2013
    • NTN Corporation
    • Kenji Hibi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,297,844
    • Issue date Oct 30, 2012
    • NTN CORPORATION
    • Jun Hirade
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shaft member for fluid bearing device and method of producing the same
    • Patent number 8,240,918
    • Issue date Aug 14, 2012
    • NTN CORPORATION
    • Kimihiko Bitou
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,215,843
    • Issue date Jul 10, 2012
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,197,141
    • Issue date Jun 12, 2012
    • NTN CORPORATION
    • Tetsuya Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,128,289
    • Issue date Mar 6, 2012
    • NTN CORPORATION
    • Tetsuya Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid dynamic bearing device
    • Patent number 8,092,090
    • Issue date Jan 10, 2012
    • NTN Corporation
    • Tetsuya Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotation transmission device
    • Patent number 7,654,375
    • Issue date Feb 2, 2010
    • NTN Corporation
    • Koichi Okada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Electrical junction box fitting device
    • Patent number 7,581,981
    • Issue date Sep 1, 2009
    • Yazaki Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electrical junction box having an adjustment hole
    • Patent number 7,347,696
    • Issue date Mar 25, 2008
    • Yazaki Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    EC panel drive unit for a rear-view mirror
    • Patent number 6,330,101
    • Issue date Dec 11, 2001
    • Murakami Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    VEHICLE DRIVE DEVICE
    • Publication number 20210190192
    • Publication date Jun 24, 2021
    • NTN Corporation
    • Ryou YUKISHIMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MOTOR DRIVE DEVICE FOR VEHICLES
    • Publication number 20210167659
    • Publication date Jun 3, 2021
    • NTN Corporation
    • Aiko MYOUKI
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    IN-WHEEL MOTOR DRIVING DEVICE
    • Publication number 20150231959
    • Publication date Aug 20, 2015
    • NTN Corporation
    • Aiko Ishikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    COOLING STRUCTURE FOR INVERTER DEVICE
    • Publication number 20150070841
    • Publication date Mar 12, 2015
    • NTN Corporation
    • Minoru Suzuki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    ELECTRIC VEHICLE
    • Publication number 20150027795
    • Publication date Jan 29, 2015
    • NTN Corporation
    • Isao Hirai
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    IN-WHEEL MOTOR DRIVE ASSEMBLY
    • Publication number 20140203622
    • Publication date Jul 24, 2014
    • NTN Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20140050427
    • Publication date Feb 20, 2014
    • NTN Corporation
    • Fuminori Satoji
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    IN-WHEEL MOTOR DRIVING APPARATUS
    • Publication number 20130307320
    • Publication date Nov 21, 2013
    • Yoshinobu Akamatsu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    STEER-BY-WIRE STEERING SYSTEM
    • Publication number 20130153326
    • Publication date Jun 20, 2013
    • Tetsuya Yamamoto
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    IN-WHEEL MOTOR DRIVING DEVICE
    • Publication number 20130057048
    • Publication date Mar 7, 2013
    • Aiko Ishikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    IN-WHEEL MOTOR DRIVEN DEVICE
    • Publication number 20120326573
    • Publication date Dec 27, 2012
    • NTN Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20120243813
    • Publication date Sep 27, 2012
    • NTN Corporation
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    IN-WHEEL MOTOR DRIVE ASSEMBLY
    • Publication number 20120217789
    • Publication date Aug 30, 2012
    • NTN Corporation
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20110097025
    • Publication date Apr 28, 2011
    • NTN CORPORATION
    • Fuminori Satoji
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20100244601
    • Publication date Sep 30, 2010
    • NTN CORPORATION
    • Kazuto Shimizu
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20100239196
    • Publication date Sep 23, 2010
    • NTN CORPORATION
    • Tetsuya Yamamoto
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20100202715
    • Publication date Aug 12, 2010
    • NTN CORPORATION
    • Jun Hirade
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    METHOD FOR MANUFACTURING FLUID DYNAMIC BEARING DEVICE
    • Publication number 20100132197
    • Publication date Jun 3, 2010
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHAFT MEMBER FOR FLUID BEARING DEVICE AND METHOD OF PRODUCING THE SAME
    • Publication number 20100129014
    • Publication date May 27, 2010
    • NTN CORPORATION
    • Kimihiko Bitou
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20090324149
    • Publication date Dec 31, 2009
    • NTN CORPORATION
    • Tetsuya Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20090285514
    • Publication date Nov 19, 2009
    • NTN CORPORATION
    • Masaharu Hori
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BEARING MEMBER AND METHOD FOR MANUFACTURING THE SAME, AND BEARING U...
    • Publication number 20090103840
    • Publication date Apr 23, 2009
    • NTN CORPORATION
    • Kenji Hibi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20090046960
    • Publication date Feb 19, 2009
    • NTN CORPORATION
    • Kenji Hibi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DYNAMIC BEARING DEVICE
    • Publication number 20090022439
    • Publication date Jan 22, 2009
    • NTN CORPORATION
    • Tetsuya Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rotation transmission device
    • Publication number 20070170029
    • Publication date Jul 26, 2007
    • Koichi Okada
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    electrical junction box fitting device
    • Publication number 20070042636
    • Publication date Feb 22, 2007
    • YAZAKI CORPORATION
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Electrical junction box
    • Publication number 20050136727
    • Publication date Jun 23, 2005
    • YAZAKI CORPORATION
    • Tetsuya Yamamoto
    • B60 - VEHICLES IN GENERAL