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Hiromitsu Fukazawa

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  • Shimuzu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Volatile foaming agent composition
    • Patent number RE34568
    • Issue date Mar 22, 1994
    • Du Pont-Mitsui Fluorochemicals Company, Ltd.
    • Hiromitsu Fukazawa
    • 521 - Synthetic resins or natural rubbers
  • Information Patent Grant

    Blowing agent composition for preparing a rigid polyurethane foam
    • Patent number 5,035,833
    • Issue date Jul 30, 1991
    • Du Pont-Mitsui Fluorochemicals Co., Ltd.
    • Motosuke Ogawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Volatile foaming agent composition
    • Patent number 5,006,568
    • Issue date Apr 9, 1991
    • Dupont-Mitsui Fuluorochemicals Co., Ltd.
    • Hiromitsu Fukazawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...