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Tetsuo AKASAKA

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  • Osaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Compound and colored resin composition
    • Patent number 11,584,852
    • Issue date Feb 21, 2023
    • Sumitomo Chemical Company, Limited
    • Keisuke Inoue
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    RESIN COMPOSITION
    • Publication number 20230357538
    • Publication date Nov 9, 2023
    • Sumitomo Chemical Company, Limited
    • Tetsuo AKASAKA
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    COMPOUND
    • Publication number 20230348502
    • Publication date Nov 2, 2023
    • Sumitomo Chemical Company, Limited
    • Takuma AOKI
    • G02 - OPTICS
  • Information Patent Application

    COLORED RESIN COMPOSITION
    • Publication number 20230312869
    • Publication date Oct 5, 2023
    • Sumitomo Chemical Company, Limited
    • Takahiro KUROGI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    COMPOUND
    • Publication number 20230279034
    • Publication date Sep 7, 2023
    • Sumitomo Chemical Company, Limited
    • Takuma AOKI
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    NEGATIVE RESIST COMPOSITION
    • Publication number 20230130507
    • Publication date Apr 27, 2023
    • Sumitomo Chemical Company, Limited
    • Tomohiro NAKAYAMA
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    COLORED CURABLE RESIN COMPOSITION
    • Publication number 20220334477
    • Publication date Oct 20, 2022
    • Sumitomo Chemical Company, Limited
    • Tetsuo AKASAKA
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    COLORED RESIN COMPOSITION
    • Publication number 20220289944
    • Publication date Sep 15, 2022
    • Sumitomo Chemical Company, Limited
    • Katsuharu INOUE
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    COMPOUND AND COLORED RESIN COMPOSITION
    • Publication number 20210002487
    • Publication date Jan 7, 2021
    • Sumitomo Chemical Company, Limited
    • Keisuke INOUE
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...