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Yoshiharu Aoki
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Ichihara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cation exchange membrane selectively permeable to monovalent cation...
Patent number
6,569,301
Issue date
May 27, 2003
Asahi Glass Company, Limited
Yoshio Sugaya
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for treating effluent from flue-gas desulfurization system...
Patent number
5,705,046
Issue date
Jan 6, 1998
Chubu Electric Power Company, Incorporated
Tatunori Miwata
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method and apparatus for recovering an acid from an acid-containing...
Patent number
5,062,960
Issue date
Nov 5, 1991
Asahi Glass Company, Ltd.
Yoshiharu Aoki
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for recovering sulfuric acid from a titanium s...
Patent number
4,954,262
Issue date
Sep 4, 1990
Asahi Glass Company Ltd.
Yoshiharu Aoki
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Cation exchange membrane selectively permeable to monovalent cation...
Publication number
20020053511
Publication date
May 9, 2002
Asahi Glass Company, Ltd.
Yoshio Sugaya
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL