TREA

Tomohide Yokoo

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Patents Grantslast 30 patents

  • Information Patent Grant

    Phenolic resin compositions
    • Patent number 4,435,543
    • Issue date Mar 6, 1984
    • Mitsui Toatsu Chemicals, Inc.
    • Kenji Ema
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Phenolic resin compositions
    • Patent number 4,378,450
    • Issue date Mar 29, 1983
    • Mitsui Toatsu Chemicals, Inc.
    • Kenji Ema
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...