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Tatsuyoshi Maruyama

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  • Atsugi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR MANUFACTURING STEERING SHAFT OF STEERING DEVICE
    • Publication number 20210220901
    • Publication date Jul 22, 2021
    • Hitachi Automotive Systems, Ltd.
    • Keisuke KITAMURA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POWER STEERING DEVICE
    • Publication number 20200369314
    • Publication date Nov 26, 2020
    • Hitachi Automotive Systems, Ltd.
    • Keisuke KITAMURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    POWER STEERING APPARATUS
    • Publication number 20200262469
    • Publication date Aug 20, 2020
    • Hitachi Automotive Systems, Ltd.
    • Osamu YOSHIDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POWER STEERING APPARATUS
    • Publication number 20190382047
    • Publication date Dec 19, 2019
    • Hitachi Automotive Systems, Ltd.
    • Osamu YOSHIDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    METHOD FOR PRODUCING THREADED SHAFT FOR POWER STEERING DEVICE, AND...
    • Publication number 20180272448
    • Publication date Sep 27, 2018
    • Hitachi Automotive Systems, Ltd.
    • Atsushi SATO
    • B24 - GRINDING POLISHING
  • Information Patent Application

    POWER STEERING APPARATUS AND METHOD OF MANUFACTURING POWER STEERING...
    • Publication number 20170174253
    • Publication date Jun 22, 2017
    • Hitachi Automotive Systems, Ltd.
    • Keisuke KITAMURA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POWER STEERING DEVICE AND METHOD FOR MANUFACTURING BALL SCREW FOR P...
    • Publication number 20170008555
    • Publication date Jan 12, 2017
    • Hitachi Automotive Systems, Ltd.
    • Keisuke KITAMURA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POWER STEERING SYSTEM
    • Publication number 20160207560
    • Publication date Jul 21, 2016
    • Hitachi Automotive Systems Steering, Ltd.
    • Satoru MUTO
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    ROTATION DETECTION DEVICE AND POWER STEERING DEVICE
    • Publication number 20160016607
    • Publication date Jan 21, 2016
    • HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.
    • Osamu YOSHIDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TORQUE DETECTION STRUCTURE FOR POWER STEERING DEVICE, AND POWER STE...
    • Publication number 20150307126
    • Publication date Oct 29, 2015
    • HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.
    • Osamu YOSHIDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TORQUE SENSOR UNIT
    • Publication number 20150211947
    • Publication date Jul 30, 2015
    • HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.
    • Osamu Yoshida
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POWER STEERING APPARATUS AND METHOD OF MANUFACTURING POWER STEERING...
    • Publication number 20150060188
    • Publication date Mar 5, 2015
    • Hitachi Automotive Systems Steering, Ltd.
    • Keisuke KITAMURA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    STEERING ANGLE SENSOR AND ELECTRIC POWER STEERING DEVICE EMPLOYING...
    • Publication number 20140246267
    • Publication date Sep 4, 2014
    • Hitachi Automotive Systems Steering, Ltd.
    • Naoki TAKAYANAGI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    STEERING ANGLE SENSOR
    • Publication number 20140208890
    • Publication date Jul 31, 2014
    • Hitachi Automotive Systems Steering, Ltd.
    • Naoki TAKAYANAGI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TORQUE SENSOR AND POWER STEERING SYSTEM USING THE TORQUE SENSOR
    • Publication number 20140076654
    • Publication date Mar 20, 2014
    • Hitachi Automotive Systems Steering, Ltd.
    • Osamu YOSHIDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    TORQUE SENSOR AND POWER STEERING SYSTEM USING THE TORQUE SENSOR
    • Publication number 20140076655
    • Publication date Mar 20, 2014
    • Hitachi Automotive Systems Steering, Ltd.
    • Osamu YOSHIDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    POWER STEERING SYSTEM AND METHOD FOR ASSEMBLING THE POWER STEERING...
    • Publication number 20120273294
    • Publication date Nov 1, 2012
    • HITACHI AUTOMOTIVE SYSTEMS STEERING, LTD.
    • Osamu YOSHIDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bracket of steering rack housing
    • Publication number 20050104314
    • Publication date May 19, 2005
    • Hitachi, Ltd.
    • Tatsuyoshi Maruyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Structure for fixing steering-gear housing
    • Publication number 20040188589
    • Publication date Sep 30, 2004
    • UNISIA JKC STEERING SYSTEMS CO., LTD
    • Tatsuyoshi Maruyama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Power steering system
    • Publication number 20040163877
    • Publication date Aug 26, 2004
    • UNISIA JKC STEERING SYSTEMS CO., LTD
    • Tatsuyoshi Maruyama
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS