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Masahiro Soma

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  • Hitachinaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel injection device
    • Patent number 11,703,021
    • Issue date Jul 18, 2023
    • Hitachi Astemo, Ltd.
    • Ryo Kusakabe
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fuel injection device
    • Patent number 11,067,045
    • Issue date Jul 20, 2021
    • HITACHI AUTOMOTIVE SYSTEMS, LTD.
    • Ryo Kusakabe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel rail and method of manufacturing same
    • Patent number 10,473,075
    • Issue date Nov 12, 2019
    • Hitachi Automotive Systems, Ltd.
    • Eiichi Kubota
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injection valve
    • Patent number 9,765,740
    • Issue date Sep 19, 2017
    • Hitachi Automotive Systems, Ltd.
    • Atsushi Takaoku
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injection device
    • Patent number 9,644,587
    • Issue date May 9, 2017
    • Honda Motor Co., Ltd.
    • Shusuke Akazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injection valve
    • Patent number 9,617,963
    • Issue date Apr 11, 2017
    • Hitachi Automotive Systems, Ltd.
    • Motoyuki Abe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injection device
    • Patent number 9,429,122
    • Issue date Aug 30, 2016
    • Honda Motor Co., Ltd.
    • Shusuke Akazaki
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Control apparatus for fuel injector
    • Patent number 9,376,982
    • Issue date Jun 28, 2016
    • Hitachi Automotive Systems, Ltd.
    • Takaki Itaya
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fuel injection valve
    • Patent number 9,309,850
    • Issue date Apr 12, 2016
    • Hitachi Automotive Systems, Ltd.
    • Shusuke Akazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injector
    • Patent number 7,472,839
    • Issue date Jan 6, 2009
    • Hitachi, Ltd.
    • Yoshihito Yasukawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injection system
    • Patent number 5,156,130
    • Issue date Oct 20, 1992
    • Hitachi, Ltd.
    • Masahiro Soma
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Electromagnetic fuel injection valve
    • Patent number 4,625,919
    • Issue date Dec 2, 1986
    • Hitachi, Ltd.
    • Masahiro Soma
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Fuel Injection Device
    • Publication number 20210310452
    • Publication date Oct 7, 2021
    • Hitachi Automotive Systems, Ltd.
    • Ryo KUSAKABE
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL RAIL AND METHOD OF MANUFACTURING SAME
    • Publication number 20180274507
    • Publication date Sep 27, 2018
    • Hitachi Automotive Systems, Ltd.
    • Eiichi KUBOTA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Fuel Rail
    • Publication number 20170260945
    • Publication date Sep 14, 2017
    • Hitachi Automotive Systems, Ltd.
    • Masahiro SOMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Fuel Rail
    • Publication number 20170226978
    • Publication date Aug 10, 2017
    • Hitachi Automotive Systems, Ltd.
    • Masahiro SOMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Fuel Injection Valve
    • Publication number 20150377200
    • Publication date Dec 31, 2015
    • Hitachi Automotive Systems, Ltd.
    • Motoyuki ABE
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL INJECTION DEVICE
    • Publication number 20150152823
    • Publication date Jun 4, 2015
    • Honda Motor Co., Ltd.
    • Shusuke Akazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL INJECTION DEVICE
    • Publication number 20150152824
    • Publication date Jun 4, 2015
    • Honda Motor Co., Ltd.
    • Shusuke Akazaki
    • G01 - MEASURING TESTING
  • Information Patent Application

    Fuel Injection Valve
    • Publication number 20150115069
    • Publication date Apr 30, 2015
    • Hitachi Automotive Systems, Ltd.
    • Shusuke Akazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Fuel Injection Valve
    • Publication number 20140367498
    • Publication date Dec 18, 2014
    • Hitachi Automotive Systems, Ltd.
    • Atsushi Takaoku
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Control Apparatus for Fuel Injector
    • Publication number 20140240886
    • Publication date Aug 28, 2014
    • Hitachi Automotive Systems, Ltd.
    • Takaki Itaya
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL INJECTOR
    • Publication number 20130075501
    • Publication date Mar 28, 2013
    • HITACHI AUTOMOTIVE SYSTEMS, LTD.
    • Takao Miyake
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Fuel Injection Device
    • Publication number 20120227709
    • Publication date Sep 13, 2012
    • Hitachi Automotive Systems, Ltd.
    • Ryo KUSAKABE
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Fuel injector
    • Publication number 20070080239
    • Publication date Apr 12, 2007
    • HITACHI, LTD.
    • Yoshihito Yasukawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS