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Shuji Hatakeyama
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Nagano, JP
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Patents Grants
last 30 patents
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Patent Grant
Method of cleaning an aluminum drum substrate for an electrophotogr...
Patent number
7,191,625
Issue date
Mar 20, 2007
Fuji Electric Device Technology Co., Ltd.
Hidetaka Yahagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
Method of cleaning an aluminum drum substrate for an electrophotogr...
Publication number
20060010950
Publication date
Jan 19, 2006
Hidetaka Yahagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY