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Masayuki Sagara

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  • Tokyo, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    DUPLEX STAINLESS STEEL SEAMLESS PIPE
    • Publication number 20230212723
    • Publication date Jul 6, 2023
    • NIPPON STEEL CORPORATION
    • Mikiko NOGUCHI
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    ALLOY MATERIAL AND OIL-WELL SEAMLESS PIPE
    • Publication number 20220411906
    • Publication date Dec 29, 2022
    • NIPPON STEEL CORPORATION
    • Hideki TAKABE
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    MARTENSITIC STAINLESS SEAMLESS STEEL PIPE
    • Publication number 20220033943
    • Publication date Feb 3, 2022
    • NIPPON STEEL CORPORATION
    • Kyohei KANKI
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    MARTENSITIC STAINLESS SEAMLESS STEEL PIPE
    • Publication number 20210317556
    • Publication date Oct 14, 2021
    • NIPPON STEEL CORPORATION
    • Kyohei KANKI
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    DUPLEX STAINLESS STEEL AND METHOD FOR PRODUCING DUPLEX STAINLESS STEEL
    • Publication number 20200332378
    • Publication date Oct 22, 2020
    • NIPPON STEEL CORPORATION
    • Masayuki SAGARA
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Duplex Stainless Steel and Method of Manufacturing Duplex Stainless...
    • Publication number 20190292619
    • Publication date Sep 26, 2019
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Daisuke Motoya
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Austenitic Stainless Steel
    • Publication number 20190177808
    • Publication date Jun 13, 2019
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Shinnosuke KURIHARA
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Austenitic Stainless Steel and Production Method Therefor
    • Publication number 20190144981
    • Publication date May 16, 2019
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Masahiro Seto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Welding Structure Member
    • Publication number 20190126408
    • Publication date May 2, 2019
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Masayuki Sagara
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Welding Structure Member
    • Publication number 20190105727
    • Publication date Apr 11, 2019
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Masayuki Sagara
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HIGH ALLOY FOR OIL WELL
    • Publication number 20160333446
    • Publication date Nov 17, 2016
    • NIPPON STEEL SUMITOMO METAL CORPORATION
    • Masayuki SAGARA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Ni-Cr ALLOY MATERIAL AND SEAMLESS OIL COUNTRY TUBULAR GOODS USING T...
    • Publication number 20160265694
    • Publication date Sep 15, 2016
    • NIPPON STEEL & SUMITOMO METAL CORPORTION
    • Yusaku TOMIO
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    DUPLEX STAINLESS STEEL
    • Publication number 20150152530
    • Publication date Jun 4, 2015
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Masayuki Sagara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING HIGH-STRENGTH Cr-Ni ALLOY SEAMLESS PIPE
    • Publication number 20120031534
    • Publication date Feb 9, 2012
    • Sumitomo Metal Industries, Ltd.
    • Yohei OTOME
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Process for Producing High-Alloy Seamless Tube
    • Publication number 20110067475
    • Publication date Mar 24, 2011
    • Sumitomo Metal Industries, Ltd.
    • Hiroaki Murakami
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR MANUFACTURING A HIGH ALLOY PIPE
    • Publication number 20100170320
    • Publication date Jul 8, 2010
    • Masayuki Sagara
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Austenitic stainless steel
    • Publication number 20090081069
    • Publication date Mar 26, 2009
    • Kiyoko Takeda
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Welded structure having improved resistance to stress corrosion cra...
    • Publication number 20060201587
    • Publication date Sep 14, 2006
    • Hisashi Amaya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR