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Hideki Ohara

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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    PRODUCTION METHOD FOR COBALT SULFATE
    • Publication number 20230183091
    • Publication date Jun 15, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroto WATANABE
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR MANUFACTURING NICKEL AND COBALT-CONTAINING SOLUTION FROM...
    • Publication number 20220154308
    • Publication date May 19, 2022
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SOLVENT EXTRACTION METHOD
    • Publication number 20210039011
    • Publication date Feb 11, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki OHARA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHOD FOR PRODUCING SOLUTIONS CONTAINING NICKEL OR COBALT
    • Publication number 20190194031
    • Publication date Jun 27, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki Ohara
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR PRODUCING HIGH DENSITY NICKEL POWDER
    • Publication number 20190054541
    • Publication date Feb 21, 2019
    • SUMITOMO METAL MINING CO., LTD.
    • Hideki Ohara
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    AQUEOUS COBALT CHLORIDE SOLUTION PURIFICATION METHOD
    • Publication number 20180148344
    • Publication date May 31, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Toshirou TAN
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    AQUEOUS COBALT CHLORIDE SOLUTION REFINEMENT METHOD
    • Publication number 20180134577
    • Publication date May 17, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki OHARA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING NICKEL POWDER
    • Publication number 20180009037
    • Publication date Jan 11, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Shin-ichi Heguri
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    METHOD FOR PRODUCING NICKEL POWDER
    • Publication number 20170095862
    • Publication date Apr 6, 2017
    • KOCHI UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    • Kazumichi Yanagisawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHOD FOR PRODUCING NICKEL POWDER HAVING LOW CARBON CONCENTRATION...
    • Publication number 20170043403
    • Publication date Feb 16, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Yoshitomo Ozaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING NICKEL POWDER
    • Publication number 20170008090
    • Publication date Jan 12, 2017
    • KOCHI UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    • Kazumichi Yanagisawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING NICKEL POWDER
    • Publication number 20170008083
    • Publication date Jan 12, 2017
    • KOCHI UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    • Kazumichi Yanagisawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING SEED CRYSTALS USED FOR PRODUCING HYDROGEN-REDU...
    • Publication number 20170008089
    • Publication date Jan 12, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Tomoaki Yoneyama
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    METHOD FOR PRODUCING NICKEL POWDER
    • Publication number 20160368059
    • Publication date Dec 22, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Kazumichi Yanagisawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    METHOD FOR PRODUCING NICKEL POWDER
    • Publication number 20160354844
    • Publication date Dec 8, 2016
    • KOCHI UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    • Kazumichi Yanagisawa
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    HEMATITE MANUFACTURING PROCESS AND HEMATITE MANUFACTURED BY SAME
    • Publication number 20160137524
    • Publication date May 19, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Yoshitomo OZAKI
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    WASTEWATER TREATMENT PROCESS
    • Publication number 20160115050
    • Publication date Apr 28, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki OHARA
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    METHOD FOR PRODUCING HIGH-PURITY NICKEL SULFATE
    • Publication number 20150078972
    • Publication date Mar 19, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Atsushi Idegami
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    OPERATING METHOD IN HYDROMETALLURGY OF NICKEL OXIDE ORE
    • Publication number 20140348732
    • Publication date Nov 27, 2014
    • Yoshitomo Ozaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING HIGH-PURITY COBALT SULFATE AQUEOUS SOLUTION
    • Publication number 20140294703
    • Publication date Oct 2, 2014
    • Sumitomo Metal Mining Co., Ltd.
    • Yoshitomo Ozaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...