Kyong-Yol Yon

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Seongnam-city, KR

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Patents Grantslast 30 patents

Information Patent Grant
Positively-charged electrophotographic organic photoreceptor
- Patent number 7,229,728
- Issue date Jun 12, 2007
- Samsung Electronics Co., Ltd.
- Nam-jeong Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Wet type electrophotographic image forming device with oxidation ca...
- Publication number 20040047645
- Publication date Mar 11, 2004
- Samsung Electronics Co., Ltd.
- Young-Ha No
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY