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Nobuyuki Kitagawa

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Joined product
    • Patent number 8,920,079
    • Issue date Dec 30, 2014
    • National Institute of Advanced Industrial Science and Technology
    • Kimihiro Ozaki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coated hard metal material
    • Patent number 6,183,846
    • Issue date Feb 6, 2001
    • Sumitomo Electric Industries, Ltd.
    • Hideki Moriguchi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Coated hard tool having multi-layer coating
    • Patent number 6,077,596
    • Issue date Jun 20, 2000
    • Sumitomo Electric Industries, Ltd.
    • Yasuhisa Hashimoto
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • 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

    Ceramic insert for use with clamp type cutting tool
    • Patent number 6,017,172
    • Issue date Jan 25, 2000
    • Sumitomo Electric Industries, Ltd.
    • Harutoshi Ukegawa
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Coated tool and method of manufacturing the same
    • Patent number 5,981,049
    • Issue date Nov 9, 1999
    • Sumitomo Electric Industries, Ltd.
    • Hisanori Ohara
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Indexable insert
    • Patent number 5,947,651
    • Issue date Sep 7, 1999
    • Sumitomo Electric Industries, Ltd.
    • Daisuke Murakami
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Titanium-based alloy
    • Patent number 5,939,651
    • Issue date Aug 17, 1999
    • Sumitomo Electric Industries, Ltd.
    • Kazutaka Isobe
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Coated hard metal material
    • Patent number 5,871,850
    • Issue date Feb 16, 1999
    • Sumitomo Electric Industries, Ltd.
    • Hideki Moriguchi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Cemented carbide and coated cemented carbide for cutting tool
    • Patent number 5,624,766
    • Issue date Apr 29, 1997
    • Sumitomo Electric Industries, Ltd.
    • Hideki Moriguchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of preparing cemented carbide or cermet alloy
    • Patent number 5,603,071
    • Issue date Feb 11, 1997
    • Sumitomo Electric Industries, Ltd.
    • Nobuyuki Kitagawa
    • 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
  • Information Patent Grant

    Watch exterior parts and manufacturing method thereof
    • Patent number 5,403,374
    • Issue date Apr 4, 1995
    • Sumitomo Electric Industries, Ltd.
    • Nobuyuki Kitagawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Hard sintered component and method of manufacturing such a component
    • Patent number 5,403,373
    • Issue date Apr 4, 1995
    • Sumitomo Electric Industries, Ltd.
    • Nobuyuki Kitagawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method for manufacturing sintered parts
    • Patent number 5,354,534
    • Issue date Oct 11, 1994
    • Sumitomo Electric Industries, Ltd.
    • Nobuyuki Kitagawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Throw-away tipped drill
    • Patent number 5,228,812
    • Issue date Jul 20, 1993
    • Sumitomo Electric Industries, Ltd.
    • Kazuo Noguchi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cemented carbide drill
    • Patent number 4,971,485
    • Issue date Nov 20, 1990
    • Sumitomo Electric Industries, Ltd.
    • Toshio Nomura
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    High toughness cermet and a process for the production of the same
    • Patent number 4,769,070
    • Issue date Sep 6, 1988
    • Sumitomo Electric Industries, Ltd.
    • Masaaki Tobioka
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    JOINED PRODUCT
    • Publication number 20110020082
    • Publication date Jan 27, 2011
    • umitomo Electric Industries, Ltd.
    • Kimihiro Ozaki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR