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Akifumi KAWAKAMI

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  • Nagoya-City, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Honeycomb structure
    • Patent number 11,471,869
    • Issue date Oct 18, 2022
    • NGK Insulators, Ltd.
    • Yuji Sasaki
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Honeycomb structure
    • Patent number 11,092,055
    • Issue date Aug 17, 2021
    • NGK Insulators, Ltd.
    • Akifumi Kawakami
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Honeycomb structure
    • Patent number 11,091,399
    • Issue date Aug 17, 2021
    • NGK Insulators, Ltd.
    • Akifumi Kawakami
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Ceramic porous body and dust collecting filter
    • Patent number 10,974,186
    • Issue date Apr 13, 2021
    • NGK Insulators, Ltd.
    • Rui Horimoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Ceramic porous body and method for producing the same, and dust col...
    • Patent number 10,882,796
    • Issue date Jan 5, 2021
    • NGK Insulators, Ltd.
    • Hiroaki Noguchi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Honeycomb structure
    • Patent number 10,632,647
    • Issue date Apr 28, 2020
    • NGK Insulators, Ltd.
    • Akifumi Kawakami
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Honeycomb structure
    • Patent number 10,632,709
    • Issue date Apr 28, 2020
    • NGK Insulators, Ltd.
    • Akifumi Kawakami
    • B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

  • Information Patent Application

    HONEYCOMB STRUCTURE
    • Publication number 20200306741
    • Publication date Oct 1, 2020
    • NGK Insulators, Ltd.
    • Yuji SasakI
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HONEYCOMB STRUCTURE
    • Publication number 20190352236
    • Publication date Nov 21, 2019
    • NGK Insulators, Ltd.
    • Akifumi KAWAKAMI
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    HONEYCOMB STRUCTURE
    • Publication number 20190353074
    • Publication date Nov 21, 2019
    • NGK Insulators, Ltd.
    • Akifumi KAWAKAMI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CERAMIC POROUS BODY AND METHOD FOR PRODUCING THE SAME, AND DUST COL...
    • Publication number 20190300445
    • Publication date Oct 3, 2019
    • NGK Insulators, Ltd.
    • Hiroaki NOGUCHI
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    CERAMIC POROUS BODY AND DUST COLLECTING FILTER
    • Publication number 20190299144
    • Publication date Oct 3, 2019
    • NGK Insulators, Ltd.
    • Rui HORIMOTO
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    HONEYCOMB STRUCTURE
    • Publication number 20170274554
    • Publication date Sep 28, 2017
    • NGK Insulators, Ltd.
    • Akifumi KAWAKAMI
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    HONEYCOMB STRUCTURE
    • Publication number 20170266908
    • Publication date Sep 21, 2017
    • NGK Insulators, Ltd.
    • Akifumi KAWAKAMI
    • B32 - LAYERED PRODUCTS