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Yutaka Naito

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing a polyolefin
    • Patent number 6,337,376
    • Issue date Jan 8, 2002
    • Tosoh Corporation
    • Yutaka Naito
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for producing a polyolefin
    • Patent number 6,320,003
    • Issue date Nov 20, 2001
    • Tosoh Corporation
    • Sadaki Nishimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for producing polyolefin
    • Patent number 6,130,301
    • Issue date Oct 10, 2000
    • Tosoh Corporation
    • Sadaki Nishimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for producing a polyolefin
    • Patent number 5,629,390
    • Issue date May 13, 1997
    • Tosoh Corporation
    • Sadaki Nishimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for the preparation of polyolefins
    • Patent number 5,481,056
    • Issue date Jan 2, 1996
    • Tosoh Corporation
    • Fumiharu Takahashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyethylene and method of production thereof
    • Patent number 5,412,046
    • Issue date May 2, 1995
    • Tosoh Corporation
    • Akihiro Yano
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Manufacturing method of polyolefin
    • Patent number 5,118,769
    • Issue date Jun 2, 1992
    • Toyo Soda Manufacturing Co., Ltd.
    • Yozo Kondo
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...