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Boem-jun Kim
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Seongnam-city, KR
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Patents Grants
last 30 patents
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Patent Grant
Multi-layered electrophotographic positively charged organic photoc...
Patent number
7,115,346
Issue date
Oct 3, 2006
Samsung Electronics Co., Ltd.
Saburo Yokota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
Multi-layered electrophotographic positively charged organic photoc...
Publication number
20040121251
Publication date
Jun 24, 2004
Samsung Electronics Co., Ltd.
Saburo Yokota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY