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Kazuhiro KUROSAWA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Spark plug including a magnetic substance and a conductor disposed...
    • Patent number 10,277,012
    • Issue date Apr 30, 2019
    • NGK Spark Plug Co., Ltd.
    • Kazuhiro Kurosawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 10,270,228
    • Issue date Apr 23, 2019
    • NGK Spark Plug Co., Ltd.
    • Kazuhiro Kurosawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Spark plug having the thickness of a magnetic member without excess...
    • Patent number 10,153,622
    • Issue date Dec 11, 2018
    • NGK Spark Plug Co., Ltd.
    • Hironori Uegaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 10,090,646
    • Issue date Oct 2, 2018
    • NGK Spark Plug Co., Ltd.
    • Katsuya Takaoka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug having a resistor element
    • Patent number 9,997,894
    • Issue date Jun 12, 2018
    • NGK Spark Plug Co., Ltd.
    • Hironori Uegaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,595,814
    • Issue date Mar 14, 2017
    • NGK Spark Plug Co., Ltd.
    • Takashi Kasashima
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,590,395
    • Issue date Mar 7, 2017
    • NGK Spark Plug Co., Ltd.
    • Katsuya Takaoka
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,373,940
    • Issue date Jun 21, 2016
    • NGK Spark Plug Co., Ltd.
    • Katsuya Takaoka
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,281,662
    • Issue date Mar 8, 2016
    • NGK Spark Plug Co., Ltd.
    • Katsuya Takaoka
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    SPARK PLUG
    • Publication number 20190067914
    • Publication date Feb 28, 2019
    • NGK SPARK PLUG CO., LTD.
    • Kazuhiro KUROSAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20190067915
    • Publication date Feb 28, 2019
    • NGK SPARK PLUG CO., LTD.
    • Kazuhiro KUROSAWA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SPARK PLUG
    • Publication number 20180375298
    • Publication date Dec 27, 2018
    • NGK Spark Plug Co., Ltd.
    • Kazuhiro KUROSAWA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20180358784
    • Publication date Dec 13, 2018
    • NGK SPARK PLUG CO., LTD.
    • Hironori UEGAKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20180166861
    • Publication date Jun 14, 2018
    • NGK Spark Plug Co., Ltd.
    • Kazuhiro KUROSAWA
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    SPARK PLUG
    • Publication number 20170288374
    • Publication date Oct 5, 2017
    • NGK SPARK PLUG CO., LTD.
    • Hironori UEGAKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20170214219
    • Publication date Jul 27, 2017
    • NGK Spark Plug Co., Ltd.
    • Katsuya TAKAOKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20160329687
    • Publication date Nov 10, 2016
    • NGK SPARK PLUG CO., LTD.
    • Takashi KASASHIMA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20160322789
    • Publication date Nov 3, 2016
    • NGK Spark Plug Co., Ltd.
    • Katsuya TAKAOKA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20150349498
    • Publication date Dec 3, 2015
    • NGK SPARK PLUG CO., LTD.
    • Katsuya TAKAOKA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20150325982
    • Publication date Nov 12, 2015
    • NGK SPARK PLUG CO., LTD.
    • Katsuya TAKAOKA
    • H01 - BASIC ELECTRIC ELEMENTS