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Keiichi Tsuda

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Patents Grantslast 30 patents

  • Information Patent Grant

    Cemented carbide and cutting tool including same as substrate
    • Patent number 12,005,507
    • Issue date Jun 11, 2024
    • Sumitomo Electric Industries, Ltd.
    • Takato Yamanishi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cemented carbide, cutting tool containing the same, and method of m...
    • Patent number 11,401,587
    • Issue date Aug 2, 2022
    • Sumitomo Electric Industries, Ltd.
    • Kosuke Fukae
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Titanium carbonitride powder and method for manufacturing titanium...
    • Patent number 11,225,412
    • Issue date Jan 18, 2022
    • Sumitomo Electric Industries, Ltd.
    • Kosuke Fukae
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Hard material and cutting tool
    • Patent number 11,214,853
    • Issue date Jan 4, 2022
    • Sumitomo Electric Industries, Ltd.
    • Masato Michiuchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Surface-coated cutting tool
    • Patent number 11,117,196
    • Issue date Sep 14, 2021
    • Sumitomo Electric Industries, Ltd.
    • Sachiko Koike
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cemented carbide and cutting tool
    • Patent number 10,987,739
    • Issue date Apr 27, 2021
    • Sumitomo Electric Industries, Ltd.
    • Tsuyoshi Yamamoto
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Complex carbonitride powder and method for producing same
    • Patent number 10,858,252
    • Issue date Dec 8, 2020
    • Sumitomo Electric Industries, Ltd.
    • Masato Michiuchi
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Coating
    • Patent number 10,689,748
    • Issue date Jun 23, 2020
    • Sumitomo Electric Industries, Ltd
    • Yoshiharu Utsumi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Hard alloy and cutting tool
    • Patent number 10,603,721
    • Issue date Mar 31, 2020
    • Sumitomo Electric Industries, Ltd
    • Masato Michiuchi
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Cemented carbide and cutting tool
    • Patent number 10,519,067
    • Issue date Dec 31, 2019
    • Sumitomo Electric Industries, Ltd
    • Yasuki Kido
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Cermet and cutting tool
    • Patent number 9,850,557
    • Issue date Dec 26, 2017
    • Sumitomo Electric Industries, Ltd
    • Takato Yamanishi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Cermet, method for producing cermet, and cutting tool
    • Patent number 9,850,558
    • Issue date Dec 26, 2017
    • Sumitomo Electric Industries, Ltd
    • Takato Yamanishi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Surface-coated cutting tool
    • Patent number 9,457,407
    • Issue date Oct 4, 2016
    • Sumitomo Electric Hardmetal Corp.
    • Shinya Imamura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Surface-coated cutting tool and method of manufacturing the same
    • Patent number 9,243,323
    • Issue date Jan 26, 2016
    • Sumitomo Electric Hardmetal Corp.
    • Anongsack Paseuth
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Surface-coated cutting tool and method of manufacturing the same
    • Patent number 9,216,456
    • Issue date Dec 22, 2015
    • Sumitomo Electric Hardmetal Corp.
    • Anongsack Paseuth
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Indexable insert
    • Patent number 7,976,251
    • Issue date Jul 12, 2011
    • Sumitomo Electric Hardmetal Corp.
    • Hideto Iyori
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coated tool
    • Patent number 7,060,345
    • Issue date Jun 13, 2006
    • Sumitomo Electric Industries, Ltd.
    • Haruyo Fukui
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Amorphous carbon coated tool and fabrication method thereof
    • Patent number 6,881,475
    • Issue date Apr 19, 2005
    • Sumitomo Electric Industries, Ltd.
    • Satoshi Ohtani
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Insert chip of oil-drilling tricone bit, manufacturing method there...
    • Patent number 6,719,074
    • Issue date Apr 13, 2004
    • Japan National Oil Corporation
    • Keiichi Tsuda
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drilling stabilizer
    • Patent number 6,202,769
    • Issue date Mar 20, 2001
    • Japanese National Oil Corporation
    • Akihiko Ikegaya
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Nitrogen-containing sintered alloy containing a hard phase
    • Patent number 6,057,046
    • Issue date May 2, 2000
    • Sumitomo Electric Industries, Ltd.
    • Keiichi Tsuda
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Nitrogen-containing sintered hard alloy
    • Patent number 5,577,424
    • Issue date Nov 26, 1996
    • Sumitomo Electric Industries, Ltd.
    • Kazutaka Isobe
    • B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

  • Information Patent Application

    CUTTING TOOL
    • Publication number 20230114244
    • Publication date Apr 13, 2023
    • Sumitomo Electric Industries, Ltd.
    • Takato YAMANISHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    BASE MATERIAL AND CUTTING TOOL
    • Publication number 20220389544
    • Publication date Dec 8, 2022
    • Sumitomo Electric Industries, Ltd.
    • Takato YAMANISHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CEMENTED CARBIDE AND CUTTING TOOL INCLUDING SAME AS SUBSTRATE
    • Publication number 20220016715
    • Publication date Jan 20, 2022
    • Sumitomo Electric Industries, Ltd.
    • Takato YAMANISHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TITANIUM CARBONITRIDE POWDER AND METHOD FOR MANUFACTURING TITANIUM...
    • Publication number 20210061660
    • Publication date Mar 4, 2021
    • Sumitomo Electric Industries, Ltd.
    • Kosuke FUKAE
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    CEMENTED CARBIDE, CUTTING TOOL, AND METHOD OF MANUFACTURING CEMENTE...
    • Publication number 20210040587
    • Publication date Feb 11, 2021
    • Sumitomo Electric Industries, Ltd.
    • Takato YAMANISHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CEMENTED CARBIDE, CUTTING TOOL CONTAINING THE SAME, AND METHOD OF M...
    • Publication number 20210025038
    • Publication date Jan 28, 2021
    • Sumitomo Electric Industries, Ltd.
    • Kosuke FUKAE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HARD MATERIAL AND CUTTING TOOL
    • Publication number 20200391298
    • Publication date Dec 17, 2020
    • Sumitomo Electric Industries, Ltd.
    • Masato MICHIUCHI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL
    • Publication number 20200171581
    • Publication date Jun 4, 2020
    • Sumitomo Electric Industries, Ltd.
    • Sachiko KOIKE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL
    • Publication number 20200171582
    • Publication date Jun 4, 2020
    • Sumitomo Electric Industries, Ltd.
    • Sachiko KOIKE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL
    • Publication number 20200114431
    • Publication date Apr 16, 2020
    • Sumitomo Electric Industries, Ltd.
    • Sachiko KOIKE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    COATING
    • Publication number 20190292649
    • Publication date Sep 26, 2019
    • Sumitomo Electric Industries, Ltd.
    • Yoshiharu Utsumi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    COMPLEX CARBONITRIDE POWDER AND METHOD FOR PRODUCING SAME
    • Publication number 20190092638
    • Publication date Mar 28, 2019
    • Sumitomo Electric Industries, Ltd.
    • Masato Michiuchi
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    CEMENTED CARBIDE AND CUTTING TOOL
    • Publication number 20180222804
    • Publication date Aug 9, 2018
    • Sumitomo Electric Industries, Ltd.
    • Yasuki Kido
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    COATING
    • Publication number 20180195161
    • Publication date Jul 12, 2018
    • Sumitomo Electric Industries, Ltd.
    • Yoshiharu Utsumi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    CEMENTED CARBIDE AND CUTTING TOOL
    • Publication number 20180169766
    • Publication date Jun 21, 2018
    • Sumitomo Electric Industries, Ltd.
    • Tsuyoshi Yamamoto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    HARD ALLOY AND CUTTING TOOL
    • Publication number 20180036806
    • Publication date Feb 8, 2018
    • Sumitomo Electric Industries, Ltd.
    • Masato Michiuchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    ROTARY TOOL AND JOINING METHOD
    • Publication number 20170151625
    • Publication date Jun 1, 2017
    • Sumitomo Electric Industries, Ltd.
    • Yoshiharu Utsumi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ROTARY TOOL AND JOINING METHOD
    • Publication number 20170136571
    • Publication date May 18, 2017
    • Sumitomo Electric Industries, Ltd.
    • Yoshiharu Utsumi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CERMET AND CUTTING TOOL
    • Publication number 20160130687
    • Publication date May 12, 2016
    • Sumitomo Electric Industries, Ltd.
    • Takato YAMANISHI
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    CERMET, METHOD FOR PRODUCING CERMET, AND CUTTING TOOL
    • Publication number 20160130688
    • Publication date May 12, 2016
    • Sumitomo Electric Industries, Ltd.
    • Takato YAMANISHI
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20150258611
    • Publication date Sep 17, 2015
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Anongsack Paseuth
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20150252469
    • Publication date Sep 10, 2015
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Anongsack Paseuth
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    SURFACE-COATED CUTTING TOOL
    • Publication number 20150064453
    • Publication date Mar 5, 2015
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Shinya Imamura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    INDEXABLE INSERT
    • Publication number 20090226269
    • Publication date Sep 10, 2009
    • Hokkaido Sumiden Precision Co, Ltd.
    • Hideto IYORI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    COATED TOOL
    • Publication number 20040018393
    • Publication date Jan 29, 2004
    • Sumitomo Electric Industries, Ltd.
    • Haruyo Fukui
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Insert chip of oil-drilling tricone bit, manufacturing method there...
    • Publication number 20030051924
    • Publication date Mar 20, 2003
    • Keiichi Tsuda
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Amorphous carbon coated tool and fabrication method thereof
    • Publication number 20030049083
    • Publication date Mar 13, 2003
    • Satoshi Ohtani
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...