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Takashi Fujita

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Patents Grantslast 30 patents

  • Information Patent Grant

    Catalyst useful for the polymerization of olefins
    • Patent number 6,143,911
    • Issue date Nov 7, 2000
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Catalyst useful for the polymerization of olefins
    • Patent number 5,561,093
    • Issue date Oct 1, 1996
    • Mitsubishi Chemical Corporation
    • Takashi Fujita
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Catalyst component for olefin polymerization
    • Patent number 5,488,022
    • Issue date Jan 30, 1996
    • Mitsubishi Chemical Corporation
    • Tadashi Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for preparing propylene block copolymers
    • Patent number 5,486,572
    • Issue date Jan 23, 1996
    • Mitsubishi Chemical Corporation
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Aminated olefin polymers
    • Patent number 5,444,125
    • Issue date Aug 22, 1995
    • Mitsubishi Petrochemical Company Limited
    • Masayuki Tomita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of olefin polymers
    • Patent number 5,426,162
    • Issue date Jun 20, 1995
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of olefin polymers
    • Patent number 5,385,993
    • Issue date Jan 31, 1995
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of alpha-olefin polymers
    • Patent number 5,385,877
    • Issue date Jan 31, 1995
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Method for producing .alpha.-olefin polymers
    • Patent number 5,346,925
    • Issue date Sep 13, 1994
    • Mitsubishi Petrochemical Company Limited
    • Toshihiko Sugano
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Propylene copolymer composition
    • Patent number 5,331,054
    • Issue date Jul 19, 1994
    • Mitsubishi Petrochemical Company, Ltd.
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing propylene block copolymer
    • Patent number 5,324,784
    • Issue date Jun 28, 1994
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Olefin polymerization catalyst
    • Patent number 5,275,993
    • Issue date Jan 4, 1994
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing propylene block copolymer
    • Patent number 5,262,487
    • Issue date Nov 16, 1993
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing a propylene random copolymer
    • Patent number 5,225,501
    • Issue date Jul 6, 1993
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization of olefins
    • Patent number 5,177,162
    • Issue date Jan 5, 1993
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing granular propylene polymers endowed with impr...
    • Patent number 5,162,442
    • Issue date Nov 10, 1992
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing granular propylene polymers endowed with impr...
    • Patent number 5,162,443
    • Issue date Nov 10, 1992
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of .alpha.-olefin polymers
    • Patent number 5,147,839
    • Issue date Sep 15, 1992
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalyst for polymerization of olefin monomers
    • Patent number 5,112,786
    • Issue date May 12, 1992
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of .alpha.-olefin polymers
    • Patent number 5,104,838
    • Issue date Apr 14, 1992
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of .alpha.olefin polymers
    • Patent number 5,082,818
    • Issue date Jan 21, 1992
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for polymerization of .alpha.-olefin
    • Patent number 4,985,515
    • Issue date Jan 15, 1991
    • Mitsubishi Petrochemical Company, Ltd.
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalysts for the polymerization of olefins
    • Patent number 4,972,034
    • Issue date Nov 20, 1990
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization of ethylene
    • Patent number 4,931,517
    • Issue date Jun 5, 1990
    • Mitsubishi Petrochemical Company Limited
    • Takashi Fujita
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalyst for olefin polymerization
    • Patent number 4,904,630
    • Issue date Feb 27, 1990
    • Mitsubishi Petrochemical Company Ltd.
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalysts for the polymerization of olefins
    • Patent number 4,870,043
    • Issue date Sep 26, 1989
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalyst component for polymerization of olefin
    • Patent number 4,822,763
    • Issue date Apr 18, 1989
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalyst for olefin polymerization
    • Patent number 4,814,314
    • Issue date Mar 21, 1989
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization of olefins
    • Patent number 4,780,443
    • Issue date Oct 25, 1988
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalyst component for polymerization of olefins
    • Patent number 4,703,026
    • Issue date Oct 27, 1987
    • Mitsubishi Petrochemical Company Limited
    • Mitsuyuki Matsuura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...