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Toshiaki Ikuta

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  • Chiba, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polycyclic aromatic compound
    • Patent number 11,653,565
    • Issue date May 16, 2023
    • Kwansei Gakuin Educational Foundation
    • Takuji Hatakeyama
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polycyclic aromatic compound
    • Patent number 11,407,774
    • Issue date Aug 9, 2022
    • Kwansei Gakuin Educational Foundation
    • Takuji Hatakeyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Polycyclic aromatic compound
    • Patent number 10,686,141
    • Issue date Jun 16, 2020
    • Kwansei Gakuin Educational Foundation
    • Takuji Hatakeyama
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polycyclic aromatic compound
    • Patent number 10,374,166
    • Issue date Aug 6, 2019
    • KWANSEI GAKUIN EDUCATIONAL FOUNDATION
    • Takuji Hatakeyama
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20250081847
    • Publication date Mar 6, 2025
    • Kwansei Gakuin Educational Foundation
    • Takuji HATAKEYAMA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20240360158
    • Publication date Oct 31, 2024
    • KWANSEI GAKUIN EDUCATIONAL FOUNDATION
    • Takuji HATAKEYAMA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20200220083
    • Publication date Jul 9, 2020
    • Kwansei Gakuin Educational Foundation
    • Takuji Hatakeyama
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20200190115
    • Publication date Jun 18, 2020
    • KWANSEI GAKUIN EDUCATIONAL FOUNDATION
    • Takuji Hatakeyama
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20200144515
    • Publication date May 7, 2020
    • Kwansei Gakuin Educational Foundation
    • Takuji HATAKEYAMA
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20200144514
    • Publication date May 7, 2020
    • Kwansei Gakuin Educational Foundation
    • Takuji HATAKEYAMA
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20200144513
    • Publication date May 7, 2020
    • Kwansei Gakuin Educational Foundation
    • Takuji HATAKEYAMA
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20190256538
    • Publication date Aug 22, 2019
    • KWANSEI GAKUIN EDUCATIONAL FOUNDATION
    • Takuji HATAKEYAMA
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC ELECTROLU...
    • Publication number 20190214575
    • Publication date Jul 11, 2019
    • JNC CORPORATION
    • Yohei ONO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    DELAYED FLUORESCENCE ORGANIC ELECTROLUMINESCENT ELEMENT
    • Publication number 20190058124
    • Publication date Feb 21, 2019
    • Kwansei Gakuin Educational Fondation
    • Takuji HATAKEYAMA
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20180069182
    • Publication date Mar 8, 2018
    • Kwansei Gakuin Educational Foundation
    • Takuji Hatakeyama
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC ELECTROLU...
    • Publication number 20180047913
    • Publication date Feb 15, 2018
    • JNC CORPORATION
    • Yohei ONO
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    POLYCYCLIC AROMATIC COMPOUND
    • Publication number 20150236274
    • Publication date Aug 20, 2015
    • Kwansei Gakuin Educational Foundation
    • Takuji Hatakeyama
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC ELECTROLU...
    • Publication number 20150097162
    • Publication date Apr 9, 2015
    • JNC CORPORATION
    • Yohei Ono
    • H01 - BASIC ELECTRIC ELEMENTS