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Kouzo Osaki
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Chiba, JP
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last 30 patents
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Patent Grant
Apparatus and method for producing cyclic carbonate
Patent number
10,106,520
Issue date
Oct 23, 2018
Maruzen Petrochemical Co., Ltd.
Kouzo Osaki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for producing polymer for semiconductor lithography
Patent number
8,030,419
Issue date
Oct 4, 2011
Maruzen Petrochemical Co., LTD
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
APPARATUS AND METHOD FOR PRODUCING CYCLIC CARBONATE
Publication number
20170197931
Publication date
Jul 13, 2017
MARUZEN PETROCHEMICAL CO., LTD.
Kouzo OSAKI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR PRODUCING POLYMER FOR SEMICONDUCTOR LITHOGRAPHY
Publication number
20100048848
Publication date
Feb 25, 2010
MARUZEN PETROCHEMICAL CO., LTD.
Takanori Yamagishi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...