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Tomoaki Kato

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Patents Grantslast 30 patents

  • Information Patent Grant

    Ignition plug, control system, internal combustion engine, and inte...
    • Patent number 10,931,087
    • Issue date Feb 23, 2021
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Spark plug
    • Patent number 10,181,702
    • Issue date Jan 15, 2019
    • NGK Spark Plug Co., Ltd.
    • Kaori Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 10,079,476
    • Issue date Sep 18, 2018
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method for manufacturing spark plug
    • Patent number 9,899,805
    • Issue date Feb 20, 2018
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method for manufacturing spark plug
    • Patent number 9,496,687
    • Issue date Nov 15, 2016
    • NGK Spark Plug Co., Ltd.
    • Jiro Kyuno
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,419,414
    • Issue date Aug 16, 2016
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,325,156
    • Issue date Apr 26, 2016
    • NGK Spark Plug Co., Ltd.
    • Kenji Ban
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,306,375
    • Issue date Apr 5, 2016
    • NGK Spark Plug Co., Ltd.
    • Keiji Ozeki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug, and production method therefor
    • Patent number 9,276,383
    • Issue date Mar 1, 2016
    • NGK Spark Plug Co., Ltd.
    • Keiji Ozeki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,252,569
    • Issue date Feb 2, 2016
    • NGK Spark Plug Co., Ltd.
    • Nobuaki Sakayanagi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 9,225,150
    • Issue date Dec 29, 2015
    • NGK Spark Plug Co., Ltd.
    • Masahiro Nishida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug and method of manufacturing the same
    • Patent number 9,065,255
    • Issue date Jun 23, 2015
    • NGK Spark Plug Co., Ltd.
    • Nobuaki Sakayanagi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method and device for manufacturing spark plug
    • Patent number 8,939,808
    • Issue date Jan 27, 2015
    • NGK Spark Plug Co., Ltd.
    • Jiro Kyuno
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug and method of manufacturing the same
    • Patent number 8,896,192
    • Issue date Nov 25, 2014
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug and method for producing spark plug
    • Patent number 8,723,405
    • Issue date May 13, 2014
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Spark plug
    • Patent number 8,723,406
    • Issue date May 13, 2014
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug having a crimp portion in the metal shell to firmly enga...
    • Patent number 8,674,592
    • Issue date Mar 18, 2014
    • NGK Spark Plug Co., Ltd.
    • Mai Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug for internal combustion engine
    • Patent number 8,640,666
    • Issue date Feb 4, 2014
    • NGK Spark Plug Co., Ltd.
    • Hiroyuki Kameda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug manufacturing method
    • Patent number 8,633,418
    • Issue date Jan 21, 2014
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spark plug
    • Patent number 8,624,475
    • Issue date Jan 7, 2014
    • NGK Spark Plug Co., Ltd.
    • Takuya Shimamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 8,539,921
    • Issue date Sep 24, 2013
    • NGK Spark Plug Co., Ltd.
    • Makoto Kuribayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug having self-cleaning of carbon deposits
    • Patent number 8,531,094
    • Issue date Sep 10, 2013
    • NGK Spark Plug Co., Ltd.
    • Akira Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 8,476,817
    • Issue date Jul 2, 2013
    • NGK Spark Plug Co., Ltd.
    • Naomichi Miyashita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug and manufacturing method thereof
    • Patent number 8,476,815
    • Issue date Jul 2, 2013
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug and process for producing same
    • Patent number 8,427,038
    • Issue date Apr 23, 2013
    • NGK Spark Plug Co., Ltd.
    • Akikazu Taido
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Method for manufacturing spark plug
    • Patent number 8,399,799
    • Issue date Mar 19, 2013
    • NGK Spark Plug Co., Ltd.
    • Akikazu Taido
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spark plug for preventing accumulation of carbon on an insulator
    • Patent number 8,395,307
    • Issue date Mar 12, 2013
    • NGK Spark Plug Co., Ltd.
    • Akira Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method for manufacturing ignition plug
    • Patent number 8,388,395
    • Issue date Mar 5, 2013
    • NGK Spark Plug Co., Ltd.
    • Toru Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug and manufacturing method therefor
    • Patent number 8,344,605
    • Issue date Jan 1, 2013
    • NGK Spark Plug Co., Ltd.
    • Takahiro Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug having improved adhesion between resistor and glass seal...
    • Patent number 8,299,694
    • Issue date Oct 30, 2012
    • NGK Spark Plug Co., Ltd.
    • Akira Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    IGNITION PLUG, CONTROL SYSTEM, INTERNAL COMBUSTION ENGINE, AND INTE...
    • Publication number 20190165548
    • Publication date May 30, 2019
    • NGK Spark Plug Co., Ltd.
    • Tomoaki KATO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SPARK PLUG
    • Publication number 20180248340
    • Publication date Aug 30, 2018
    • NGK Spark Plug Co., Ltd.
    • Kaori SUZUKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20170179687
    • Publication date Jun 22, 2017
    • NGK SPARK PLUG CO., LTD.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR MANUFACTURING SPARK PLUG
    • Publication number 20160268781
    • Publication date Sep 15, 2016
    • NGK Spark Plug Co., Ltd.
    • Tomoaki KATO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG, AND PRODUCTION METHOD THEREFOR
    • Publication number 20150340842
    • Publication date Nov 26, 2015
    • NGK Spark Plug Co., Ltd.
    • Keiji OZEKI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20150288149
    • Publication date Oct 8, 2015
    • NGK Spark Plug Co., Ltd.
    • Nobuaki Sakayanagi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20150207299
    • Publication date Jul 23, 2015
    • NGK SPARK PLUG CO., LTD.
    • Kenji BAN
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20150188293
    • Publication date Jul 2, 2015
    • NGK Spark Plug Co., Ltd.
    • Keiji Ozeki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20150188294
    • Publication date Jul 2, 2015
    • NGK Spark Plug Co., Ltd.
    • Masahiro Nishida
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20140111079
    • Publication date Apr 24, 2014
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    METHOD FOR MANUFACTURING SPARK PLUG
    • Publication number 20140065915
    • Publication date Mar 6, 2014
    • NGK Spark Plug Co., Ltd.
    • Jiro Kyuno
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20130278133
    • Publication date Oct 24, 2013
    • NGK Spark Plug Co., Ltd.
    • Nobuaki Sakayanagi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD AND DEVICE FOR MANUFACTURING SPARK PLUG
    • Publication number 20130225029
    • Publication date Aug 29, 2013
    • NGK SPARK PLUG CO., LTD.
    • Jiro Kyuno
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20130162135
    • Publication date Jun 27, 2013
    • NGK Spark Plug Co., Ltd.
    • Mai Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20120267995
    • Publication date Oct 25, 2012
    • NGK SPARK PLUG CO., LTD.
    • Takuya Shimamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR MANUFACTURING IGNITION PLUG
    • Publication number 20120184171
    • Publication date Jul 19, 2012
    • NGK SPARK PLUG CO., LTD.
    • Toru Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20120169207
    • Publication date Jul 5, 2012
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG AND METHOD FOR PRODUCING SPARK PLUG
    • Publication number 20120153801
    • Publication date Jun 21, 2012
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20110294369
    • Publication date Dec 1, 2011
    • NGK Spark Plug Co., Ltd.
    • Naomichi Miyashita
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20110215702
    • Publication date Sep 8, 2011
    • Hiroyuki Kameda
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG AND MANUFACTURING METHOD THEREFOR
    • Publication number 20110210659
    • Publication date Sep 1, 2011
    • NGK Spark Plug Co., Ltd.
    • Takahiro Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG AND MANUFACTURING METHOD THEREFOR
    • Publication number 20110193471
    • Publication date Aug 11, 2011
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG AND PROCESS FOR PRODUCING SAME
    • Publication number 20110148275
    • Publication date Jun 23, 2011
    • NGK SPARK PLUG CO., LTD.
    • Akikazu Taido
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    PLASMA JET SPARK PLUG
    • Publication number 20110037373
    • Publication date Feb 17, 2011
    • NGK SPARK PLUG CO., LTD.
    • Toru Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20110018422
    • Publication date Jan 27, 2011
    • NGK Spark Plug Co., Ltd.
    • Akira Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20110017163
    • Publication date Jan 27, 2011
    • NGK Spark Plug Co., Ltd.
    • Akira Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD OF PRODUCING SPARK PLUG, AND SPARK PLUG
    • Publication number 20110012499
    • Publication date Jan 20, 2011
    • NGK SPARK PLUG CO., LTD.
    • Akira Suzuki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20110000453
    • Publication date Jan 6, 2011
    • NGK SPARK PLUG CO., LTD.
    • Makoto Kuribayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20100320893
    • Publication date Dec 23, 2010
    • NGK SPARK PLUG CO., LTD.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR PRODUCING SPARK PLUG AND SPARK PLUG
    • Publication number 20100289398
    • Publication date Nov 18, 2010
    • NGK Spark Plug Co., Ltd.
    • Tomoaki Kato
    • H01 - BASIC ELECTRIC ELEMENTS