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Seiichi Ikeyama

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  • Yamaguchi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ethylene copolymer composition
    • Patent number 6,894,120
    • Issue date May 17, 2005
    • Mitsui Chemicals, Inc.
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene copolymer composition
    • Patent number 6,774,190
    • Issue date Aug 10, 2004
    • Mitsui Chemicals, Inc.
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene copolymer composition
    • Patent number 6,333,387
    • Issue date Dec 25, 2001
    • Mitsui Chemicals Inc.
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene copolymer composition
    • Patent number 6,184,297
    • Issue date Feb 6, 2001
    • Mitsui Chemicals Inc.
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Thermal fixing developer material and wax for electrophotography
    • Patent number 6,063,536
    • Issue date May 16, 2000
    • Mitsui Petrochemical Industries Ltd.
    • Seiichi Ikeyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene copolymer composition
    • Patent number 5,674,945
    • Issue date Oct 7, 1997
    • Mitsui Petrochemical Industries, Ltd.
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene copolymer composition
    • Patent number 5,663,236
    • Issue date Sep 2, 1997
    • Mitsui Petrochemical Industries, Ltd.
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene copolymer composition
    • Patent number 5,594,071
    • Issue date Jan 14, 1997
    • Mitsui Petrochemical Industries, Ltd.
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene/alpha-olefin copolymer
    • Patent number 5,459,217
    • Issue date Oct 17, 1995
    • Mitsui Petrochemical Industries, Ltd.
    • Akira Todo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene/pentene-1 copolymer and ethylene/pentene-1 copolymer compo...
    • Patent number 5,324,805
    • Issue date Jun 28, 1994
    • Mitsui Petrochemical Industries, Ltd.
    • Mamoru Kioka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene/pentene-1 copolymer, and ethylene/pentene-1 copolymer comp...
    • Patent number 5,290,896
    • Issue date Mar 1, 1994
    • Mitsui Petrochemical Industries, Ltd.
    • Mamoru Kioka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    Ethylene copolymer composition
    • Publication number 20040210004
    • Publication date Oct 21, 2004
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Ethylene copolymer composition
    • Publication number 20030092845
    • Publication date May 15, 2003
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Ethylene copolymer composition
    • Publication number 20020165322
    • Publication date Nov 7, 2002
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Ethylene copolymer composition
    • Publication number 20020016416
    • Publication date Feb 7, 2002
    • Mamoru Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...