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Katsumi Okamura

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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20250003034
    • Publication date Jan 2, 2025
    • Sumitomo Electric Industries, Ltd.
    • Kenta SANO
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20240309513
    • Publication date Sep 19, 2024
    • Sumitomo Electric Industries, Ltd.
    • Satoshi ONO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20240309514
    • Publication date Sep 19, 2024
    • Sumitomo Electric Industries, Ltd.
    • Satoshi ONO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CEMENTED CARBIDE AND CUTTING TOOL
    • Publication number 20240295011
    • Publication date Sep 5, 2024
    • Sumitomo Electric Industries, Ltd.
    • Yasuki KIDO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CEMENTED CARBIDE
    • Publication number 20240263283
    • Publication date Aug 8, 2024
    • Sumitomo Electric Industries, Ltd.
    • Yasuki KIDO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL AND METHOD FOR MANUFACTURING SAME
    • Publication number 20240198430
    • Publication date Jun 20, 2024
    • Sumitomo Electric Industries, Ltd.
    • Anongsack PASEUTH
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20240139825
    • Publication date May 2, 2024
    • Sumitomo Electric Industries, Ltd.
    • Satoshi ONO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL AND CUTTING TOOL INCLUDING SAME
    • Publication number 20230295779
    • Publication date Sep 21, 2023
    • Sumitomo Electric Industries, Ltd.
    • Yuichiro WATANABE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CEMENTED CARBIDE AND TOOL CONTAINING THE SAME
    • Publication number 20230278109
    • Publication date Sep 7, 2023
    • Sumitomo Electric Industries, Ltd.
    • Yasuki KIDO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20230234141
    • Publication date Jul 27, 2023
    • Sumitomo Electric Industries, Ltd.
    • Haruko HARADA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CEMENTED CARBIDE AND TOOL CONTAINING THE SAME
    • Publication number 20230226617
    • Publication date Jul 20, 2023
    • Sumitomo Electric Industries, Ltd.
    • Yasuki KIDO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL AND CUTTING TOOL INCLUDING SAME
    • Publication number 20230227949
    • Publication date Jul 20, 2023
    • Sumitomo Electric Industries, Ltd.
    • Akito ISHII
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL AND CUTTING TOOL INCLUDING SAME
    • Publication number 20230211422
    • Publication date Jul 6, 2023
    • Sumitomo Electric Industries, Ltd.
    • Yuichiro WATANABE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • 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 AND CUTTING TOOL
    • Publication number 20220289633
    • Publication date Sep 15, 2022
    • Sumitomo Electric Industries, Ltd.
    • Katsumi OKAMURA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    COATED SUPER-ABRASIVE GRAINS, ABRASIVE GRAINS, AND WHEEL
    • Publication number 20220290021
    • Publication date Sep 15, 2022
    • Sumitomo Electric Industries, Ltd.
    • Akito ISHII
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    SUPER-ABRASIVE GRAIN AND SUPER-ABRASIVE GRINDING WHEEL
    • Publication number 20220274229
    • Publication date Sep 1, 2022
    • Sumitomo Electric Industries, Ltd.
    • Katsumi OKAMURA
    • B24 - GRINDING POLISHING
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20220267217
    • Publication date Aug 25, 2022
    • Sumitomo Electric Industries, Ltd.
    • Hisaya HAMA
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL AND CUTTING TOOL
    • Publication number 20220250990
    • Publication date Aug 11, 2022
    • Sumitomo Electric Industries, Ltd.
    • Katsumi OKAMURA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL AND METHOD OF PRODUCING SAME
    • Publication number 20220204411
    • Publication date Jun 30, 2022
    • Sumitomo Electric Industries, Ltd.
    • Hisaya HAMA
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20220204413
    • Publication date Jun 30, 2022
    • Sumitomo Electric Industries, Ltd.
    • Mayu AMEMIYA
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20220204412
    • Publication date Jun 30, 2022
    • Sumitomo Electric Industries, Ltd.
    • Mayu AMEMIYA
    • 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
  • Information Patent Application

    TUNGSTEN CARBIDE POWDER
    • Publication number 20220144708
    • Publication date May 12, 2022
    • Sumitomo Electric Industries, Ltd.
    • Masato MICHIUCHI
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    TUNGSTEN CARBIDE POWDER AND PRODUCTION METHOD THEREFOR
    • Publication number 20220089447
    • Publication date Mar 24, 2022
    • Sumitomo Electric Industries, Ltd.
    • Masato MICHIUCHI
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD OF PRODUCING CUBIC BORON NITRIDE SINTERED MATERIAL, CUBIC BO...
    • Publication number 20220025490
    • Publication date Jan 27, 2022
    • Sumitomo Electric Industries, Ltd.
    • Katsumi OKAMURA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20210395153
    • Publication date Dec 23, 2021
    • Sumitomo Electric Industries, Ltd.
    • Akito ISHII
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20210355036
    • Publication date Nov 18, 2021
    • Sumitomo Electric Industries, Ltd.
    • Akito ISHII
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    CUBIC BORON NITRIDE SINTERED MATERIAL
    • Publication number 20210309580
    • Publication date Oct 7, 2021
    • Sumitomo Electric Industries, Ltd.
    • Akito ISHII
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    SINTERED MATERIAL AND PARTIALLY STABILIZED ZIRCONIA WITH SOLID SOLU...
    • Publication number 20210253483
    • Publication date Aug 19, 2021
    • Sumitomo Electric Industries, Ltd.
    • Hisaya HAMA
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES