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Yohei Katayama

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  • Kanagawa-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Solenoid coil
    • Patent number 12,112,885
    • Issue date Oct 8, 2024
    • Hitachi Astemo, Ltd.
    • Yuichiro Tanaka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Shock absorber
    • Patent number 11,261,932
    • Issue date Mar 1, 2022
    • HITACHI ASTEMO, LTD.
    • Kosuke Kadokura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shock absorber
    • Patent number 10,012,282
    • Issue date Jul 3, 2018
    • Hitachi Automotive Systems, Ltd.
    • Yusei Kimura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shock absorber
    • Patent number 9,856,939
    • Issue date Jan 2, 2018
    • Hitachi Automotive Systems, Ltd.
    • Hiroyuki Matsumoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shock absorber
    • Patent number 9,309,948
    • Issue date Apr 12, 2016
    • Hitachi Automotive Systems, Ltd.
    • Yohei Katayama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Suspension control apparatus
    • Patent number 8,965,632
    • Issue date Feb 24, 2015
    • Hitachi Automotive Systems, Ltd.
    • Toru Uchino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Damping force control type shock absorber
    • Patent number 8,800,729
    • Issue date Aug 12, 2014
    • Hitachi Automotive Systems, Ltd.
    • Hiroyuki Yabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Suspension control apparatus
    • Patent number 8,798,859
    • Issue date Aug 5, 2014
    • Hitachi Automotive Systems, Ltd.
    • Toru Uchino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Damping force adjustable shock absorber
    • Patent number 8,794,400
    • Issue date Aug 5, 2014
    • Hitachi, Ltd.
    • Takao Nakadate
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shock absorber
    • Patent number 8,651,252
    • Issue date Feb 18, 2014
    • Hitachi Automotive Systems, Ltd.
    • Yohei Katayama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid pressure shock absorber
    • Patent number 8,544,619
    • Issue date Oct 1, 2013
    • Hitachi, Ltd.
    • Hiroyuki Yamaguchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damping force adjustable fluid pressure shock absorber
    • Patent number 7,757,826
    • Issue date Jul 20, 2010
    • Hitachi, Ltd.
    • Hiroyuki Hayama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Controlling damping force shock absorber
    • Patent number 6,981,577
    • Issue date Jan 3, 2006
    • Kabushiki Kaisha Hitachi Seisakusho
    • Yohei Katayama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damping force control type hydraulic shock absorber
    • Patent number 6,817,454
    • Issue date Nov 16, 2004
    • Tokico Ltd.
    • Takashi Nezu
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    SHOCK ABSORBER
    • Publication number 20230037408
    • Publication date Feb 9, 2023
    • Hitachi Astemo, Ltd.
    • Milton MUZVIDZIWA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Solenoid Coil
    • Publication number 20220319751
    • Publication date Oct 6, 2022
    • Hitachi Astemo, Ltd.
    • Yuichiro TANAKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    NONAQUEOUS SUSPENSION EXHIBITING ELECTRORHEOLOGICAL EFFECT, AND DAM...
    • Publication number 20200216634
    • Publication date Jul 9, 2020
    • Hitachi Automotive Systems, Ltd.
    • Tomohiro OKADA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHOCK ABSORBER
    • Publication number 20200166097
    • Publication date May 28, 2020
    • Hitachi Automotive Systems, Ltd.
    • Kosuke KADOKURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHOCK ABSORBER
    • Publication number 20160017951
    • Publication date Jan 21, 2016
    • Hitachi Automotive Systems, Ltd.
    • Hiroyuki MATSUMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHOCK ABSORBER
    • Publication number 20150276000
    • Publication date Oct 1, 2015
    • Hitachi Automotive Systems, Ltd.
    • Yusei KIMURA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SUSPENSION CONTROL APPARATUS
    • Publication number 20140324289
    • Publication date Oct 30, 2014
    • Toru Uchino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SHOCK ABSORBER
    • Publication number 20140291088
    • Publication date Oct 2, 2014
    • Hitachi Automotive Systems, Ltd.
    • Yohei KATAYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SUSPENSION CONTROL APPARATUS
    • Publication number 20130275003
    • Publication date Oct 17, 2013
    • Toru Uchino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SUSPENSION APPARATUS
    • Publication number 20120305348
    • Publication date Dec 6, 2012
    • Yohei Katayama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    DAMPING FORCE CONTROL TYPE SHOCK ABSORBER
    • Publication number 20120247889
    • Publication date Oct 4, 2012
    • Hiroyuki Yabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SHOCK ABSORBER
    • Publication number 20120160624
    • Publication date Jun 28, 2012
    • Yohei KATAYAMA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Damping force adjustable fluid pressure shock absorber
    • Publication number 20090272611
    • Publication date Nov 5, 2009
    • Hiroyuki Hayama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Damping force adjustable shock absorber
    • Publication number 20090242339
    • Publication date Oct 1, 2009
    • Takao Nakadate
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Fluid pressure shock absorber
    • Publication number 20080257668
    • Publication date Oct 23, 2008
    • Hiroyuki Yamaguchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Controllable damping force shock absorber
    • Publication number 20040188200
    • Publication date Sep 30, 2004
    • Yohei Katayama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Damping force control type hydraulic shock absorber
    • Publication number 20030106753
    • Publication date Jun 12, 2003
    • Takashi Nezu
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hydraulic cylinder apparatus
    • Publication number 20020121416
    • Publication date Sep 5, 2002
    • Yohei Katayama
    • B60 - VEHICLES IN GENERAL