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Chuichi Hirayama
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Shimonabe-machi, Kumamoto-shi, Kumamoto-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Nucleic acid adsorbent; methods for adsorbing, removing, dissociati...
Patent number
7,563,580
Issue date
Jul 21, 2009
Chisso Corporation
Chuichi Hirayama
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Nucleic acid adsorbent; methods for adsorbing, removing, dissociati...
Patent number
7,358,050
Issue date
Apr 15, 2008
Chisso Corporation
Chuichi Hirayama
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Endotoxin adsorbent, and a method of removing endotoxin by using th...
Patent number
6,699,386
Issue date
Mar 2, 2004
Chisso Corporation
Masami Todokoro
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Material for adsorbing pyrogen
Patent number
5,498,409
Issue date
Mar 12, 1996
Hirayama; Chuichi
Chuichi Hirayama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of adsorbing pyrogens
Patent number
5,401,499
Issue date
Mar 28, 1995
Shinkohjinkasei Co., Ltd.
Chuichi Hirayama
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Pyrogen adsorbent containing amide groups
Patent number
5,279,821
Issue date
Jan 18, 1994
Hirayama; Chuichi
Chuichi Hirayama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Artificial carrier particles and method for preparation thereof
Patent number
5,059,542
Issue date
Oct 22, 1991
Juridical Foundation The Chemo-Sero-Therapeutic Research Institute
Takenori Hirai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method for preparing granular porous chitosan
Patent number
4,975,542
Issue date
Dec 4, 1990
Kurita Water Industries Ltd.
Chuichi Hirayama
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Spherical grains of polyamino acid and production method thereof
Patent number
4,948,816
Issue date
Aug 14, 1990
Hirayama; Chuichi
Chuichi Hirayama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spherical grains of polyamino acid and production method thereof
Patent number
4,840,975
Issue date
Jun 20, 1989
Hirayama; Chuichi
Chuichi Hirayama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Nucleic acid adsorbent; methods for adsorbing, removing, dissociati...
Publication number
20080227969
Publication date
Sep 18, 2008
Chuichi Hirayama
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Nucleic acid adsorbent; methods for adsorbing, removing, dissociati...
Publication number
20060073499
Publication date
Apr 6, 2006
Chuichi Hirayama
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Endotoxin adsorbent, and a method of removing endotoxin by using th...
Publication number
20020130082
Publication date
Sep 19, 2002
Chisso Corporation
Masami Todokoro
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL