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Tomoaki Hamaguchi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Welding material for ferritic heat-resistant steel, welded joint fo...
    • Patent number 11,090,755
    • Issue date Aug 17, 2021
    • Nippon Steel Corporation
    • Hiroyuki Hirata
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    High Cr-based austenitic stainless steel
    • Patent number 10,519,533
    • Issue date Dec 31, 2019
    • Nippon Steel Corporation
    • Atsuro Iseda
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Ni-based alloy
    • Patent number 9,932,655
    • Issue date Apr 3, 2018
    • Nippon Steel & Sumitomo Metal Corporation
    • Tomoaki Hamaguchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Ni-Based Heat Resistant Alloy and Method for Producing the Same
    • Publication number 20200010931
    • Publication date Jan 9, 2020
    • NIPPON STEEL CORPORATION
    • Hiroyuki Semba
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    NiCrFe Alloy
    • Publication number 20190284666
    • Publication date Sep 19, 2019
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Hirokazu Okada
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    WELDING MATERIAL FOR FERRITIC HEAT-RESISTANT STEEL, WELDED JOINT FO...
    • Publication number 20180354059
    • Publication date Dec 13, 2018
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Hiroyuki HIRATA
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    HIGH Cr-BASED AUSTENITIC STAINLESS STEEL
    • Publication number 20180142334
    • Publication date May 24, 2018
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Atsuro ISEDA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    AUSTENITIC STAINLESS STEEL
    • Publication number 20170268085
    • Publication date Sep 21, 2017
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Atsuro ISEDA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Ni-BASED ALLOY
    • Publication number 20150159241
    • Publication date Jun 11, 2015
    • NIPPON STEEL & SUMITOMO METAL CORPORATION
    • Tomoaki Hamaguchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...