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Hollow fiber membrane
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Patent number 6,447,679
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Issue date Sep 10, 2002
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Mitsubishi Rayon Company, Limited
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Kenji Watari
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Composite hollow fiber membrane
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Patent number 6,379,796
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Issue date Apr 30, 2002
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Mitsubishi Rayon Co., Ltd.
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Masamoto Uenishi
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Shaped articles and method of making same
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Patent number 5,503,897
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Issue date Apr 2, 1996
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Mitsubishi Rayon Co., Ltd.
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Shoichi Nagai
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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