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Hidehiko Aonuma
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Gunma, JP
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last 30 patents
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Patent Grant
Method for preparing organopolysiloxane powder
Patent number
5,302,685
Issue date
Apr 12, 1994
Shin-Etsu Chemical Co., Ltd.
Hiroshi Tsumura
C07 - ORGANIC CHEMISTRY
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Patent Grant
Method for decolorizing purification of halogenated silane
Patent number
5,210,250
Issue date
May 11, 1993
Shin-Etsu Chemical Co. Ltd.
Isao Watanuki
C07 - ORGANIC CHEMISTRY