TREA

Tetsuo Hamada

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Patents Grantslast 30 patents

  • Information Patent Grant

    Polycarbonate composition
    • Patent number 5,852,156
    • Issue date Dec 22, 1998
    • Asahi Kasei Kogyo Kabushiki Kaisha
    • Hiroshi Hachiya
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyamide composition
    • Patent number 5,283,282
    • Issue date Feb 1, 1994
    • Asahi Kasei Kogyo Kabushiki Kaisha
    • Tetsuo Hamada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    High impact polyamide composition
    • Patent number 4,885,340
    • Issue date Dec 5, 1989
    • Asahi Kasei Kogyo Kabushiki Kaisha
    • Tetsuo Hamada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...