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Masasuke Oda
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Hyogo, JP
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last 30 patents
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Patent Grant
Method of purifying organic phosphoric ester
Patent number
6,706,907
Issue date
Mar 16, 2004
Daihachi Chemical Industry Co. Ltd.
Kiyoharu Hirao
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for preparing N-substituted maleimides
Patent number
5,741,913
Issue date
Apr 21, 1998
Daihachi Chemical Industry Co., Ltd.
Masasuke Oda
C07 - ORGANIC CHEMISTRY