TREA

Yuichi KITAGAWA

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  • Sapporo-shi, Hokkaido, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rare earth complex, rare earth complex solution, luminescent molded...
    • Patent number 12,291,545
    • Issue date May 6, 2025
    • National University Corporation Hokkaido University
    • Yuichi Kitagawa
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Rare earth complex and light emitting element
    • Patent number 11,499,093
    • Issue date Nov 15, 2022
    • National University Corporation Hokkaido University
    • Yuichi Kitagawa
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Rare-earth complex polymer
    • Patent number 10,745,614
    • Issue date Aug 18, 2020
    • National University Corporation Hokkaido University
    • Takayuki Nakanishi
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Polymer complex and production process therefor
    • Patent number 10,399,999
    • Issue date Sep 3, 2019
    • National University Corporation Hokkaido University
    • Yasuchika Hasegawa
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    RARE EARTH COMPLEX
    • Publication number 20230089029
    • Publication date Mar 23, 2023
    • National University Corporation Hokkaido University
    • Yuichi KITAGAWA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    RARE EARTH COMPLEX, RARE EARTH COMPLEX SOLUTION, LUMINESCENT MOLDED...
    • Publication number 20220315613
    • Publication date Oct 6, 2022
    • National University Corporation Hokkaido University
    • Yuichi KITAGAWA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    RARE EARTH COMPOUND, PHOSPHINE OXIDE COMPOUND, AND LUMINESCENT BODY
    • Publication number 20220089942
    • Publication date Mar 24, 2022
    • National University Corporation Hokkaido University
    • Yuichi KITAGAWA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    RARE-EARTH COMPLEX, LIGHT-EMITTING MATERIAL, LIGHT-EMITTING OBJECT,...
    • Publication number 20210269460
    • Publication date Sep 2, 2021
    • National University Corporation Hokkaido University
    • Yuichi KITAGAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PHOSPHINE OXIDE COMPOUND, RARE EARTH COMPLEX, AND LIGHT-EMITTING MA...
    • Publication number 20210130378
    • Publication date May 6, 2021
    • NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY
    • Yasuchika HASEGAWA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    RARE EARTH COMPLEX AND LIGHT EMITTING ELEMENT
    • Publication number 20200063030
    • Publication date Feb 27, 2020
    • National University Corporation Hokkaido University
    • Yuichi KITAGAWA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    RARE-EARTH COMPLEX POLYMER
    • Publication number 20190119567
    • Publication date Apr 25, 2019
    • National University Corporation Hokkaido University
    • Takayuki NAKANISHI
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    POLYMER COMPLEX AND PRODUCTION PROCESS THEREFOR
    • Publication number 20180334472
    • Publication date Nov 22, 2018
    • National University Corporation Hokkaido University
    • Yasuchika HASEGAWA
    • C07 - ORGANIC CHEMISTRY