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Osamu Kuratani
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Saitama, JP
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last 30 patents
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Patent Grant
Process for producing ethylene glycol mono-t-butyl ether
Patent number
4,345,102
Issue date
Aug 17, 1982
Maruzen Oil Co., Ltd.
Tadashi Matsumoto
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for producing ethylene glycol mono-tert-butyl ether
Patent number
4,299,997
Issue date
Nov 10, 1981
Maruzen Oil Co., Ltd.
Tadashi Matsumoto
C07 - ORGANIC CHEMISTRY
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Patent Grant
Powder coating composition
Patent number
4,151,220
Issue date
Apr 24, 1979
Maruzen Oil Co., Ltd.
Yoshihide Watanabe
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...