TREA

Chikara Sugitawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic recording media and thermoplastic polyurethane resins ther...
    • Patent number 6,545,119
    • Issue date Apr 8, 2003
    • Toyo Boseki Kabushiki Kaisha
    • Hirotoshi Kizumoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermoplastic polyurethane
    • Patent number 5,695,884
    • Issue date Dec 9, 1997
    • Toyo Boseki Kabushiki Kaisha
    • Futoshi Ishimaru
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyester block copolymer composition
    • Patent number 4,584,353
    • Issue date Apr 22, 1986
    • Toyo Boseki Kabushiki Kaisha
    • Takuma Kobayashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Composition of polyester-block copolymer
    • Patent number 4,442,262
    • Issue date Apr 10, 1984
    • Kureha Kagaku Kogyo Kabushiki Kaisha
    • Haruhiko Yusa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyester copolymer compositions
    • Patent number 4,110,411
    • Issue date Aug 29, 1978
    • Toyo Boseki Kabushiki Kaisha
    • Hiroshi Imanaka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents