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Naoki Watanobe

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing a cutting tool, and the cutting tool
    • Patent number 12,030,143
    • Issue date Jul 9, 2024
    • Sumitomo Electric Hardmetal Corp.
    • Naoki Watanobe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool
    • Patent number D1031801
    • Issue date Jun 18, 2024
    • Sumitomo Electric Hardmetal Corp.
    • Takashi Harada
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool and method for manufacturing same
    • Patent number 11,975,392
    • Issue date May 7, 2024
    • Sumitomo Electric Hardmetal Corp.
    • Hideki Tomimoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool
    • Patent number D1024146
    • Issue date Apr 23, 2024
    • Sumitomo Electric Hardmetal Corp.
    • Satoru Kukino
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D1024152
    • Issue date Apr 23, 2024
    • Sumitomo Electric Hardmetal Corp.
    • Takashi Harada
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Composite sintered material
    • Patent number 11,920,222
    • Issue date Mar 5, 2024
    • Sumitomo Electric Industries, Ltd.
    • Naoki Watanobe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool
    • Patent number D1009106
    • Issue date Dec 26, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Satoru Kukino
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D1002690
    • Issue date Oct 24, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Takashi Harada
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D1002691
    • Issue date Oct 24, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Takashi Harada
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Rotary cutting tool
    • Patent number 11,794,259
    • Issue date Oct 24, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Masashi Harada
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting tool
    • Patent number D1001856
    • Issue date Oct 17, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Takashi Harada
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D1001167
    • Issue date Oct 10, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Takashi Harada
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D1001168
    • Issue date Oct 10, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Satoru Kukino
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D1001169
    • Issue date Oct 10, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Takashi Harada
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D1000492
    • Issue date Oct 3, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Satoru Kukino
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Composite sintered material
    • Patent number 11,680,022
    • Issue date Jun 20, 2023
    • Sumitomo Electric Industries, Ltd.
    • Naoki Watanobe
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Cutting tool
    • Patent number D964440
    • Issue date Sep 20, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Takashi Harada
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D960214
    • Issue date Aug 9, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Satoru Kukino
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cutting tool
    • Patent number D937330
    • Issue date Nov 30, 2021
    • Sumitomo Electric Hardmetal Corp.
    • Satoru Kukino
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Cubic boron nitride cutting tool
    • Patent number 10,625,349
    • Issue date Apr 21, 2020
    • Sumitomo Electric Hardmetal Corp.
    • Tsutomu Hirano
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Composite sintered material and surface-coated boron nitride sinter...
    • Patent number 10,272,498
    • Issue date Apr 30, 2019
    • Sumitomo Electric Hardmetal Corp.
    • Naoki Watanobe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for manufacturing cubic boron nitride cutting tool and cubic...
    • Patent number 10,160,083
    • Issue date Dec 25, 2018
    • Sumitomo Electric Hardmetal Corp.
    • Naoki Watanobe
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Cubic boron nitride cutting tool
    • Patent number 10,010,940
    • Issue date Jul 3, 2018
    • Sumitomo Electric Hardmetal Corp.
    • Tsutomu Hirano
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting insert and cutting tool
    • Patent number 9,956,619
    • Issue date May 1, 2018
    • Sumitomo Electric Hardmetal Corp.
    • Katsumi Okamura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Throw-away tip for metal cutting tool
    • Patent number D789430
    • Issue date Jun 13, 2017
    • Sumitomo Electric Hardmetal Corp.
    • Naoki Watanobe
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Throw-away tip for metal cutting tool
    • Patent number D787578
    • Issue date May 23, 2017
    • Sumitomo Electric Hardmetal Corp.
    • Naoki Watanobe
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

  • Information Patent Application

    CUTTING TOOL
    • Publication number 20240001453
    • Publication date Jan 4, 2024
    • Sumitomo Electric Hardmetal Corp.
    • Hirotsugu IWASAKI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20230241691
    • Publication date Aug 3, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Naoki WATANOBE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Cubic Boron Nitride Sintered Material Tool
    • Publication number 20230219149
    • Publication date Jul 13, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Takashi HARADA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL AND METHOD FOR MANUFACTURING SAME
    • Publication number 20230191500
    • Publication date Jun 22, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Hideki TOMIMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20230182218
    • Publication date Jun 15, 2023
    • Sumitomo Electric Hardmetal Corp.
    • Mayuka SEGAWA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    ROTARY CUTTING TOOL
    • Publication number 20230015407
    • Publication date Jan 19, 2023
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Masashi HARADA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DIAMOND TOOL
    • Publication number 20220355388
    • Publication date Nov 10, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Takashi HARADA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    TOOL AND METHOD OF MANUFACTURING TOOL
    • Publication number 20220339719
    • Publication date Oct 27, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Rintaro SUGIMOTO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    DIAMOND CUTTING TOOL AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20220274186
    • Publication date Sep 1, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Akihiko UEDA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    METHOD FOR MANUFACTURING A CUTTING TOOL, AND THE CUTTING TOOL
    • Publication number 20220266400
    • Publication date Aug 25, 2022
    • Sumitomo Electric Hardmetal Corp.
    • Naoki WATANOBE
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    COMPOSITE SINTERED MATERIAL
    • Publication number 20210238716
    • Publication date Aug 5, 2021
    • Sumitomo Electric Industries, Ltd.
    • Naoki Watanobe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    COMPOSITE SINTERED MATERIAL
    • Publication number 20200102252
    • Publication date Apr 2, 2020
    • Sumitomo Electric Industries, Ltd.
    • Naoki WATANOBE
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    COMPOSITE SINTERED MATERIAL
    • Publication number 20190271062
    • Publication date Sep 5, 2019
    • Sumitomo Electric Industries, Ltd.
    • Katsumi Okamura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SINTERED MATERIAL AND METHOD OF MANUFACTURING THE SAME
    • Publication number 20190076920
    • Publication date Mar 14, 2019
    • Sumitomo Electric Industries, Ltd.
    • Akito Ishii
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    CUBIC BORON NITRIDE CUTTING TOOL
    • Publication number 20180311744
    • Publication date Nov 1, 2018
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Tsutomu HIRANO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    COMPOUND SINTERED BODY AND SURFACE-COATED BORON NITRIDE SINTERED BO...
    • Publication number 20170014915
    • Publication date Jan 19, 2017
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Naoki Watanobe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUTTING INSERT AND CUTTING TOOL
    • Publication number 20150266100
    • Publication date Sep 24, 2015
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Katsumi Okamura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    CUBIC BORON NITRIDE CUTTING TOOL
    • Publication number 20150239050
    • Publication date Aug 27, 2015
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Tsutomu Hirano
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    METHOD FOR MANUFACTURING CUBIC BORON NITRIDE CUTTING TOOL AND CUBIC...
    • Publication number 20150202730
    • Publication date Jul 23, 2015
    • SUMITOMO ELECTRIC HARDMETAL CORP.
    • Naoki Watanobe
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR