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Hiroshi Minesaki
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Yamaguchi, JP
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Patents Grants
last 30 patents
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Patent Grant
Method for producing 1,1,1,5,5,5-hexafluoroacetylacetone
Patent number
9,409,843
Issue date
Aug 9, 2016
Central Glass Company, Limited
Takashi Ootsuka
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for producing 4-substituted benzopyran derivatives
Patent number
6,608,217
Issue date
Aug 19, 2003
Central Glass Company, Limited
Takeo Komata
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
Method for Producing 1,1,1,5,5,5-Hexafluoroacetylacetone
Publication number
20160075626
Publication date
Mar 17, 2016
CENTRAL GLASS COMPANY LIMITED
Takashi OOTSUKA
C07 - ORGANIC CHEMISTRY
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Patent Application
Process for producing 4-substituted benzopyran derivatives
Publication number
20030109574
Publication date
Jun 12, 2003
Central Glass Company, Limited
Takeo Komata
C07 - ORGANIC CHEMISTRY