Yoshiaki Nitadori

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Patents Grantslast 30 patents

Information Patent Grant
Polysulfone membrane for purifying blood
- Patent number 6,113,785
- Issue date Sep 5, 2000
- Asahi Kasei Kogyo Kabushiki Kaisha
- Morikazu Miura
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Bundle of permselective hollow fibers and a fluid separator contain...
- Patent number 5,198,110
- Issue date Mar 30, 1993
- Asahi Medical Co., Ltd.
- Tomoji Hanai
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hydrophilic composite porous membrane, a method of producing the pl...
- Patent number 5,084,173
- Issue date Jan 28, 1992
- Asahi Medical Co., Ltd.
- Yoshiaki Nitadori
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Plasma separator and a process for preparing the same
- Patent number 4,696,748
- Issue date Sep 29, 1987
- Asahi Medical Co., Ltd.
- Yoshiaki Nitadori
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL