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Ryoji Ukita

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  • Hitachi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Copolymer emulsion
    • Patent number 4,309,330
    • Issue date Jan 5, 1982
    • Hitachi Chemical Company Ltd.
    • Ryoji Ukita
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Water-dispersible epoxy modified alkyd resins
    • Patent number 4,154,709
    • Issue date May 15, 1979
    • Hitachi Chemical Company, Ltd.
    • Ryoji Ukita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...