TREA

Toshiyuki Kuwabara

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Patents Grantslast 30 patents

  • Information Patent Grant

    Resin composition pellet
    • Patent number 6,331,593
    • Issue date Dec 18, 2001
    • Sumitomo Chemical Limited., Co.
    • Hirofumi Johoji
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene-α-olefin-nonconjugated polyene random copolymer
    • Patent number 6,300,447
    • Issue date Oct 9, 2001
    • Sumitomo Chemical Company, Limited
    • Hirofumi Johoji
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...