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Haruhiko Yoshida
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Yamaguchi, JP
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last 30 patents
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Patent Grant
Method of making multilayer composite hollow fibers
Patent number
4,802,942
Issue date
Feb 7, 1989
Mitsubishi Rayon Co., Ltd.
Tohru Takemura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Hollow-fiber filter module
Patent number
4,781,832
Issue date
Nov 1, 1988
Mitsubishi Rayon Co., Ltd.
Tohru Takemura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Composite hollow fibers and method of making same
Patent number
4,741,829
Issue date
May 3, 1988
Mitsubishi Rayon Co., Ltd.
Tohru Takemura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Hollow-fiber filter module with filtrate conduit
Patent number
4,720,342
Issue date
Jan 19, 1988
Mitsubishi Rayon Co., Ltd.
Tohru Takemura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Multilayer composite hollow fibers and method of making same
Patent number
4,713,292
Issue date
Dec 15, 1987
Mitsubishi Rayon Co., Ltd.
Tohru Takemura
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Blood oxygenator using a hollow-fiber membrane
Patent number
4,639,353
Issue date
Jan 27, 1987
Mitsubishi Rayon Co., Ltd.
Tohru Takemura
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Hollow-fiber filter module
Patent number
4,605,500
Issue date
Aug 12, 1986
Mitsubishi Rayon Co., Ltd.
Tohru Takemura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL