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Hidemasa Nagai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for recovering scandium
    • Patent number 11,214,849
    • Issue date Jan 4, 2022
    • Sumitomo Metal Mining Co., Ltd.
    • Hidemasa Nagai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,570,480
    • Issue date Feb 25, 2020
    • Sumitomo Metal Mining Co., Ltd.
    • Hidemasa Nagai
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,570,482
    • Issue date Feb 25, 2020
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,246,761
    • Issue date Apr 2, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,196,710
    • Issue date Feb 5, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Scandium recovery process
    • Patent number 10,190,189
    • Issue date Jan 29, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Toshihiko Nagakura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,156,002
    • Issue date Dec 18, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Ryoma Yamaguma
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering high-purity scandium
    • Patent number 10,081,851
    • Issue date Sep 25, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Itsumi Matsuoka
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Scandium recovery method
    • Patent number 9,963,762
    • Issue date May 8, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20210254193
    • Publication date Aug 19, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Hidemasa Nagai
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20190024213
    • Publication date Jan 24, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20180371579
    • Publication date Dec 27, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20180087128
    • Publication date Mar 29, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Hidemasa Nagai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20180023168
    • Publication date Jan 25, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Ryoma Yamaguma
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING HIGH-PURITY SCANDIUM
    • Publication number 20170321301
    • Publication date Nov 9, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Itsumi Matsuoka
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SCANDIUM RECOVERY PROCESS
    • Publication number 20170175225
    • Publication date Jun 22, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Toshihiko Nagakura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SCANDIUM RECOVERY METHOD
    • Publication number 20160340757
    • Publication date Nov 24, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...