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Breathing film
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Patent number 6,395,071
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Issue date May 28, 2002
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Chisso Corporation
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Kentaro Niijima
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B32 - LAYERED PRODUCTS
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Film having gas permeability
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Patent number 6,348,271
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Issue date Feb 19, 2002
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Chisso Corporation
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Shinji Nakata
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Unoriented polypropylene molding
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Patent number 6,258,893
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Issue date Jul 10, 2001
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Chisso Corporation
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Chikashi Okayama
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...