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Issei NAGASHIMA

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cubic boron nitride sintered material
    • Patent number 11,795,113
    • Issue date Oct 24, 2023
    • Sumitomo Electric Industries, Ltd.
    • Akito Ishii
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20230027098
    • Publication date Jan 26, 2023
    • Sumitomo Electric Industries, Ltd.
    • Akito ISHII
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20220153651
    • Publication date May 19, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Akito ISHII
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES