TREA

Rokuya Yamashita

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polymer-bonded functional agents
    • Patent number 7,253,229
    • Issue date Aug 7, 2007
    • Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    • Michiei Nakamura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymer-bonded functional agents
    • Patent number 6,936,659
    • Issue date Aug 30, 2005
    • Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    • Michiei Nakamura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    Polymer-bonded functional agents
    • Publication number 20050226835
    • Publication date Oct 13, 2005
    • Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    • Michiei Nakamura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Polymer-bonded functional agents
    • Publication number 20030078346
    • Publication date Apr 24, 2003
    • Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    • Michiei Nakamura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...