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Masahiko Sakamaki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Vehicle steering system
    • Patent number 10,343,710
    • Issue date Jul 9, 2019
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Vehicle steering device
    • Patent number 10,272,941
    • Issue date Apr 30, 2019
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Solenoid valve device, hydraulic apparatus equipped with the soleno...
    • Patent number 9,211,907
    • Issue date Dec 15, 2015
    • JTEKT Corporation
    • Ryouichi Kubo
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    PID control system
    • Patent number 9,162,704
    • Issue date Oct 20, 2015
    • JTEKT Corporation
    • Hideto Ohmae
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic power steering system
    • Patent number 9,038,763
    • Issue date May 26, 2015
    • JTEKT Corporation
    • Ryouichi Kubo
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic power steering system
    • Patent number 8,930,077
    • Issue date Jan 6, 2015
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic power steering system
    • Patent number 8,813,902
    • Issue date Aug 26, 2014
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic power steering system
    • Patent number 8,783,408
    • Issue date Jul 22, 2014
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic power steering system
    • Patent number 8,733,493
    • Issue date May 27, 2014
    • JTEKT Corporation
    • Akihiko Shiina
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic power steering apparatus
    • Patent number 8,584,791
    • Issue date Nov 19, 2013
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electric power steering system
    • Patent number 8,055,410
    • Issue date Nov 8, 2011
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electric power steering system
    • Patent number 7,711,463
    • Issue date May 4, 2010
    • JTEKT Corporation
    • Toshiaki Oya
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electric power steering system
    • Patent number 7,604,088
    • Issue date Oct 20, 2009
    • JTEKT Corporation
    • Katsutoshi Nishizaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electric power steering apparatus, and method for detecting abnorma...
    • Patent number 7,298,109
    • Issue date Nov 20, 2007
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Electric power steering apparatus
    • Patent number 7,240,761
    • Issue date Jul 10, 2007
    • Koyo Seiko Co., Ltd.
    • Shigeki Nagase
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power-assisted steering system and difference compensating method f...
    • Patent number 7,226,069
    • Issue date Jun 5, 2007
    • Koyo Seiko Co., Ltd.
    • Takeshi Ueda
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power-assisted steering system
    • Patent number 7,040,450
    • Issue date May 9, 2006
    • Koyo Seiko Co., Ltd.
    • Shigeki Nagase
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Torque sensor
    • Patent number 6,892,588
    • Issue date May 17, 2005
    • Koyo Seiko Co., Ltd.
    • Shigeki Nagase
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Electric power steering device and control method utilized for cont...
    • Patent number 6,883,637
    • Issue date Apr 26, 2005
    • Koyo Seiko Co., Ltd.
    • Katsutoshi Nishizaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Motor controller for electric power steering system
    • Patent number 6,504,336
    • Issue date Jan 7, 2003
    • Koyo Seiko Co., Ltd.
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,366,842
    • Issue date Apr 2, 2002
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,250,417
    • Issue date Jun 26, 2001
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Power steering apparatus
    • Patent number 6,244,372
    • Issue date Jun 12, 2001
    • Koyo Seiko Co., Ltd.
    • Masahiko Sakamaki
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Power steering system with hydraulic pump motor speed control
    • Patent number 6,144,909
    • Issue date Nov 7, 2000
    • Koyo Seiko Co., Ltd.
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Steering angle middle point detecting device and power steering app...
    • Patent number 6,131,059
    • Issue date Oct 10, 2000
    • Koyo Seiko Co., Ltd.
    • Hiroaki Kaji
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

  • Information Patent Application

    STEERING SYSTEM
    • Publication number 20230026250
    • Publication date Jan 26, 2023
    • JTEKT CORPORATION
    • Yuuta KAJISAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    STEERING SYSTEM AND STEERING SENSOR SYSTEM
    • Publication number 20180244304
    • Publication date Aug 30, 2018
    • JTEKT Corporation
    • Masahiko SAKAMAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Vehicle Steering System
    • Publication number 20180037254
    • Publication date Feb 8, 2018
    • JTEKT Corporation
    • Keisuke IZUTANI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Vehicle Steering System
    • Publication number 20170349204
    • Publication date Dec 7, 2017
    • JTEKT Corporation
    • Masahiko SAKAMAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Vehicle Steering Device
    • Publication number 20170120949
    • Publication date May 4, 2017
    • JTEKT Corporation
    • Masahiko SAKAMAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TWO-PHASE MOTOR AND HYDRAULIC POWER STEERING SYSTEM USING THE TWO-P...
    • Publication number 20140151145
    • Publication date Jun 5, 2014
    • JTEKT Corporation
    • Masahiko SAKAMAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    PID CONTROL SYSTEM
    • Publication number 20140114535
    • Publication date Apr 24, 2014
    • JTEKT Corporation
    • Hideto OHMAE
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    HYDRAULIC POWER STEERING SYSTEM
    • Publication number 20130161113
    • Publication date Jun 27, 2013
    • JTEKT Corporation
    • Masahiko SAKAMAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    HYDRAULIC POWER STEERING SYSTEM
    • Publication number 20130138297
    • Publication date May 30, 2013
    • JTEKT Corporation
    • Masahiko SAKAMAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POWER STEERING SYSTEM
    • Publication number 20130118826
    • Publication date May 16, 2013
    • JTEKT Corporation
    • Keisuke IZUTANI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    HYDRAULIC POWER STEERING SYSTEM
    • Publication number 20130112492
    • Publication date May 9, 2013
    • JTEKT Corporation
    • Akihiko Shiina
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    HYDRAULIC POWER STEERING SYSTEM
    • Publication number 20130037341
    • Publication date Feb 14, 2013
    • JTEKT Corporation
    • Masahiko SAKAMAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    SOLENOID VALVE DEVICE, HYDRAULIC APPARATUS EQUIPPED WITH THE SOLENO...
    • Publication number 20120247864
    • Publication date Oct 4, 2012
    • JTEKT Corporation
    • Ryouichi KUBO
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    HYDRAULIC POWER STEERING APPARATUS
    • Publication number 20120097471
    • Publication date Apr 26, 2012
    • JTEKT Corporation
    • Masahiko SAKAMAKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    HYDRAULIC POWER STEERING SYSTEM
    • Publication number 20120097472
    • Publication date Apr 26, 2012
    • JTEKT Corporation
    • Ryouichi KUBO
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Electric power steering system
    • Publication number 20090114471
    • Publication date May 7, 2009
    • JTEKT CORPORATION
    • Shigeki Nagase
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Electric Power Steering System
    • Publication number 20090069980
    • Publication date Mar 12, 2009
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Electric power steering system
    • Publication number 20090043453
    • Publication date Feb 12, 2009
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Electric Power Steering System
    • Publication number 20070205041
    • Publication date Sep 6, 2007
    • JTEKT Corporation
    • Katsutoshi Nishizaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Electric power steering system
    • Publication number 20070198153
    • Publication date Aug 23, 2007
    • JTEKT Corporation
    • Toshiaki Oya
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Eletric power steering system
    • Publication number 20070118262
    • Publication date May 24, 2007
    • Katsutoshi Nishizaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Electric power steering system
    • Publication number 20070055425
    • Publication date Mar 8, 2007
    • Toshiaki Oya
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    ELECTRIC POWER STEERING APPARATUS, AND METHOD FOR DETECTING ABNORMA...
    • Publication number 20060273247
    • Publication date Dec 7, 2006
    • JTEKT Corporation
    • Masahiko Sakamaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Power-assisted steering system
    • Publication number 20050125124
    • Publication date Jun 9, 2005
    • KOYO SEIKO CO., LTD.
    • Shigeki Nagase
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Power-assisted steering system and difference compensating method f...
    • Publication number 20050087387
    • Publication date Apr 28, 2005
    • KOYO SEIKO CO., LTD.
    • Takeshi Ueda
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Electric power steering apparatus
    • Publication number 20040262074
    • Publication date Dec 30, 2004
    • KOYO SEIKO CO., LTD.
    • Shigeki Nagase
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Electric power steering device and control method utilized for cont...
    • Publication number 20040140148
    • Publication date Jul 22, 2004
    • Koyo Seiko Co., Ltd.
    • Katsutoshi Nishizaki
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Torque sensor
    • Publication number 20040020309
    • Publication date Feb 5, 2004
    • Koyo Seiko Co., Ltd.
    • Shigeki Nagase
    • G01 - MEASURING TESTING