TREA

Tsuneo Yamamoto

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for surface treatment of film
    • Patent number 4,832,772
    • Issue date May 23, 1989
    • Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    • Takehiko Noguchi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polyimide film and its manufacturing method
    • Patent number 4,808,468
    • Issue date Feb 28, 1989
    • Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    • Hitoshi Nojiri
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polyimide film having improved adhesive properties
    • Patent number 4,755,424
    • Issue date Jul 5, 1988
    • Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    • Yoshiki Takeoka
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polyimide film and process for producing same
    • Patent number 4,742,099
    • Issue date May 3, 1988
    • Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    • Hirosaku Nagano
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyamide acid composition for preparing polyimide
    • Patent number 4,515,915
    • Issue date May 7, 1985
    • Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
    • Junji Uda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyamide acid composition for preparing polyimide and process for...
    • Patent number 4,454,276
    • Issue date Jun 12, 1984
    • Kanegafuchi Chkagaku Kogyo Kabushiki Kaisha
    • Junji Uda
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...