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Yuji KAWAKAMI

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  • Ehime, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Positive electrode active material for lithium ion secondary batter...
    • Patent number 11,569,504
    • Issue date Jan 31, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Yasutaka Kamata
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Nickel complex oxide and method of manufacturing lithium nickel com...
    • Patent number 11,133,504
    • Issue date Sep 28, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Yuji Kawakami
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Silver powder
    • Patent number 9,937,555
    • Issue date Apr 10, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Yuji Kawakami
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Silver powder
    • Patent number 9,796,018
    • Issue date Oct 24, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Toshiaki Terao
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
    • Publication number 20210020933
    • Publication date Jan 21, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Yasutaka Kamata
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    NICKEL COMPLEX OXIDE AND METHOD OF MANUFACTURING LITHIUM NICKEL COM...
    • Publication number 20200287214
    • Publication date Sep 10, 2020
    • Sumitomo Metal Mining Co., Ltd.
    • Yuji KAWAKAMI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SILVER POWDER AND SILVER PASTE
    • Publication number 20160001361
    • Publication date Jan 7, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Toshiaki TERAO
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SILVER POWDER
    • Publication number 20150314370
    • Publication date Nov 5, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Yuji KAWAKAMI
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SILVER POWDER
    • Publication number 20150314371
    • Publication date Nov 5, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Toshiaki TERAO
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...