TREA

Kenji Hijikata

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  • Yokkaichi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Epoxy resin-bitumen material composition
    • Patent number 4,360,608
    • Issue date Nov 23, 1982
    • Mitsubishi Petrochemical Co., Ltd.
    • Kenji Hijikata
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Slow-curing water-curable urethane prepolymer composition
    • Patent number 4,322,327
    • Issue date Mar 30, 1982
    • Mitsubishi Petrochemical Co., Ltd.
    • Naoki Yoshimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...