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Keizo Tanaka

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  • Sorachi-gun, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Surface-coated cutting tool
    • Patent number 11,534,836
    • Issue date Dec 27, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Kouhei Yoshimura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool
    • Patent number 11,524,339
    • Issue date Dec 13, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Keizo Tanaka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Surface coated cutting tool and method for manufacturing the same
    • Patent number 11,370,033
    • Issue date Jun 28, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Haruyo Fukui
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Surface coated cutting tool and method for manufacturing the same
    • Patent number 11,298,748
    • Issue date Apr 12, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Haruyo Fukui
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Surface-coated cutting tool
    • Patent number 11,059,105
    • Issue date Jul 13, 2021
    • Sumitomo Electric Hardmetal Corp.
    • Keizo Tanaka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool
    • Patent number 11,033,969
    • Issue date Jun 15, 2021
    • Sumitomo Electric Hardmetal Corp.
    • Keizo Tanaka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Surface-coated cutting tool
    • Patent number 10,994,339
    • Issue date May 4, 2021
    • Sumitomo Electric Hardmetal Corp.
    • Keizo Tanaka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Surface-coated tool and method of manufacturing the same
    • Patent number 9,962,771
    • Issue date May 8, 2018
    • Sumitomo Electric Hardmetal Corp.
    • Keizo Tanaka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    CUTTING TOOL
    • Publication number 20210086268
    • Publication date Mar 25, 2021
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Keizo TANAKA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE COATED CUTTING TOOL AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20210069794
    • Publication date Mar 11, 2021
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Haruyo FUKUI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20210046561
    • Publication date Feb 18, 2021
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Keizo TANAKA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20210046553
    • Publication date Feb 18, 2021
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Keizo TANAKA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20210008634
    • Publication date Jan 14, 2021
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Keizo TANAKA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL AND METHOD FOR MANUFACTURING SAME
    • Publication number 20200406365
    • Publication date Dec 31, 2020
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Haruyo FUKUI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL AND METHOD FOR MANUFACTURING SAME
    • Publication number 20200406364
    • Publication date Dec 31, 2020
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Haruyo FUKUI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE COATED CUTTING TOOL AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20200368822
    • Publication date Nov 26, 2020
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Haruyo FUKUI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL
    • Publication number 20200331071
    • Publication date Oct 22, 2020
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Kouhei YOSHIMURA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL
    • Publication number 20190247930
    • Publication date Aug 15, 2019
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Keizo Tanaka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL
    • Publication number 20190022763
    • Publication date Jan 24, 2019
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Keizo Tanaka
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE-COATED TOOL AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20160175939
    • Publication date Jun 23, 2016
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Keizo Tanaka
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...