TREA

Kei SHIOHARA

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  • Kyoto-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Surfactant composition
    • Patent number 11,578,028
    • Issue date Feb 14, 2023
    • Dai-Ichi Kogyo Seiyaku Co., Ltd.
    • Masatake Joyabu
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Surfactant composition
    • Patent number 10,940,453
    • Issue date Mar 9, 2021
    • Dai-Ichi Kogyo Seiyaku Co., Ltd.
    • Masatake Joyabu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    SURFACTANT COMPOSITION, METHOD FOR PRODUCING AQUEOUS RESIN DISPERSI...
    • Publication number 20220372220
    • Publication date Nov 24, 2022
    • DKS Co. Ltd.
    • Masatake JOYABU
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    SURFACTANT COMPOSITION
    • Publication number 20200331830
    • Publication date Oct 22, 2020
    • Masatake JOYABU
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    COPOLYMER, DISPERSANT, AND DISPERSION COMPOSITION
    • Publication number 20200199277
    • Publication date Jun 25, 2020
    • DAI-ICHI KOGYO SEIYAKU CO., LTD
    • Masatake JOYABU
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    SURFACTANT COMPOSITION
    • Publication number 20190217265
    • Publication date Jul 18, 2019
    • Dai-Ichi Kogyo Seiyaku Co., Ltd.
    • Masatake JOYABU
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...