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Masao Isobe

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  • Kamakura, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wax composition for forming candles
    • Patent number 6,159,254
    • Issue date Dec 12, 2000
    • Nippon Mitsubishi Oil Corporation
    • Eiji Akiyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Colorable binder composition
    • Patent number 5,340,869
    • Issue date Aug 23, 1994
    • Nippon Oil Company, Ltd.
    • Masao Isobe
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Asphalt compositions for pavement
    • Patent number 5,328,943
    • Issue date Jul 12, 1994
    • Nippon Oil Co., Ltd.
    • Masao Isobe
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Stripping-resistant asphalt compositions
    • Patent number 4,248,749
    • Issue date Feb 3, 1981
    • Nippon Oil Co., Ltd.
    • Shigeyuki Hayashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Asphalt compositions
    • Patent number 4,139,511
    • Issue date Feb 13, 1979
    • Nippon Oil Company, Ltd.
    • Shigeyuki Hayashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...