TREA

Junichi Shiraishi

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  • Hyogo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Coated PCBN cutting tools
    • Patent number 6,737,178
    • Issue date May 18, 2004
    • Sumitomo Electric Industries Ltd.
    • Michiko Ota
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    High strength sintered impact having excellent resistance to cratering
    • Patent number 6,635,593
    • Issue date Oct 21, 2003
    • Sumitomo Electric Industries, Ltd.
    • Satoru Kukino
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Polycrystal diamond tool
    • Patent number 6,358,624
    • Issue date Mar 19, 2002
    • Sumitomo Electric Industries, Ltd.
    • Katsuhito Yoshida
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Diamond sintered compact and a process for the production of the same
    • Patent number 6,342,301
    • Issue date Jan 29, 2002
    • Sumitomo Electric Industries, Ltd.
    • Katsuhito Yoshida
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Cutting tool made of A12O3-coated cBN-based sintered material
    • Patent number 6,337,152
    • Issue date Jan 8, 2002
    • Sumitomo Electric Industries, Inc.
    • Satoru Kukino
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Cubic boron nitride sintered body
    • Patent number 6,316,094
    • Issue date Nov 13, 2001
    • Sumitomo Electric Industries, Ltd.
    • Tomohiro Fukaya
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Polycrystal diamond tool
    • Patent number 6,302,225
    • Issue date Oct 16, 2001
    • Sumitomo Electric Industries, Ltd.
    • Katsuhito Yoshida
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    High strength sintered body
    • Patent number 6,265,337
    • Issue date Jul 24, 2001
    • Sumitomo Electric Industries, Ltd.
    • Satoru Kukino
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Diamond sintered body having high strength and high wear resistance...
    • Patent number 6,261,329
    • Issue date Jul 17, 2001
    • Sumitomo Electric Industries, Ltd.
    • Yasunobu Ogata
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method of cutting hardened steel with high accuracy
    • Patent number 6,065,377
    • Issue date May 23, 2000
    • Sumitomo Electric Industries, Ltd.
    • Takashi Harada
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    High-pressure phase boron nitride base sinter
    • Patent number 6,008,153
    • Issue date Dec 28, 1999
    • Sumitomo Electric Industries, Ltd.
    • Satoru Kukino
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Hard and tough sintered body
    • Patent number 6,001,758
    • Issue date Dec 14, 1999
    • Sumitomo Electric Industries, Ltd.
    • Tomohiro Fukaya
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Coated PCBN cutting tools
    • Publication number 20010003569
    • Publication date Jun 14, 2001
    • Michiko Ota
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...