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Toshiki Yamamoto

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Patents Grantslast 30 patents

  • Information Patent Grant

    Polypropylene series resin sheet
    • Patent number 6,555,244
    • Issue date Apr 29, 2003
    • Chisso Corporation
    • Toshiki Yamamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polypropylene series resin sheet
    • Patent number 6,495,632
    • Issue date Dec 17, 2002
    • Chisso Corporation
    • Toshiki Yamamoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Molded resin articles
    • Patent number 6,437,048
    • Issue date Aug 20, 2002
    • Chisso Corporation
    • Jun Saito
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Propylene composition, process for preparing the same, polypropylen...
    • Patent number 6,300,415
    • Issue date Oct 9, 2001
    • Chisso Corporation
    • Chikashi Okayama
    • B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents