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Sadao Kitagawa

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Patents Grantslast 30 patents

  • Information Patent Grant

    Resin molding
    • Patent number 5,629,371
    • Issue date May 13, 1997
    • Mitsubishi Petrochemical Co., Ltd.
    • Sadao Kitagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Olefin resin composition
    • Patent number 5,321,080
    • Issue date Jun 14, 1994
    • Mitsubishi Petrochemical Company, Ltd.
    • Yuta Kumano
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Resin molding
    • Patent number 5,276,093
    • Issue date Jan 4, 1994
    • Mitsubishi Petrochemical Company Limited
    • Sadao Kitagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Coated resin molding
    • Patent number 5,196,270
    • Issue date Mar 23, 1993
    • Mitsubishi Petrochemical Company Limited
    • Sadao Kitagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermoplastic elastomer and a process for its production
    • Patent number 5,183,856
    • Issue date Feb 2, 1993
    • Mitsubishi Petrochemical Company Limited
    • Sadao Kitagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Unsaturated copolymer resin composite
    • Patent number 4,939,209
    • Issue date Jul 3, 1990
    • Mitsubishi Petrochemical Co., Ltd.
    • Sadao Kitagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of aziridine-2-carboxylic acid salts
    • Patent number 4,935,527
    • Issue date Jun 19, 1990
    • Research Association for Utilization of Light Oil
    • Sadao Kitagawa
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Modified copolymer
    • Patent number 4,833,210
    • Issue date May 23, 1989
    • Mitsubishi Petrochemical Co., Ltd.
    • Masaki Fujii
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    2,5-diamino-1,4-dioxane derivatives and process for production thereof
    • Patent number 4,677,213
    • Issue date Jun 30, 1987
    • Research Association for Utilization of Light Oil
    • Sadao Kitagawa
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Unsaturated copolymers
    • Patent number 4,366,296
    • Issue date Dec 28, 1982
    • Mitsubishi Petrochemical Company Limited
    • Sadao Kitagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing .alpha.-olefin polymer
    • Patent number 4,315,088
    • Issue date Feb 9, 1982
    • Mitsubishi Petrochemical Co., Ltd.
    • Sadao Kitagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing olefin polymers
    • Patent number 4,237,254
    • Issue date Dec 2, 1980
    • Mitsubishi Petrochemical Company Limited
    • Sadao Kitagawa
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...