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Tomohito Koba

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Molded articles of fiber-reinforced plastic
    • Patent number 6,613,423
    • Issue date Sep 2, 2003
    • Mitsui Chemicals, Inc.
    • Hideo Sakai
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Polyimide resin composition
    • Patent number 6,103,806
    • Issue date Aug 15, 2000
    • Mitsui Chemicals, Inc.
    • Hiroyasu Kido
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyimide resin composition
    • Patent number 5,580,918
    • Issue date Dec 3, 1996
    • Mitsui Toatsu Chemicals, Inc.
    • Atsushi Morita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyimide based resin composition
    • Patent number 5,473,010
    • Issue date Dec 5, 1995
    • Mitsui Toatsu Chemicals, Inc.
    • Atsushi Morita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Apparatus of manufacturing a sheet-prepreg reinforced with fibers
    • Patent number 5,445,701
    • Issue date Aug 29, 1995
    • Research Association for New Technology Development of High Performance Polymer
    • Tomohito Koba
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of manufacturing a sheet-prepreg reinforced with fibers
    • Patent number 5,201,979
    • Issue date Apr 13, 1993
    • Research Association for New Technology Development of High Performance Polymer
    • Tomohito Koba
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for preparing a polyimide and a composite material containi...
    • Patent number 5,043,419
    • Issue date Aug 27, 1991
    • Mitsui Toatsu Chemicals, Inc.
    • Masahiro Ohta
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for preparing a polyimide and a composite material containi...
    • Patent number 5,013,817
    • Issue date May 7, 1991
    • Mitsui Toatsu Chemicals, Inc.
    • Masahiro Ohta
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...