Nak-Chil Jung

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Positive photoresist composition
- Patent number 7,514,203
- Issue date Apr 7, 2009
- Samyangems Co., Ltd.
- Bong-Seok Moon
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
Positive Photoresist Composition
- Publication number 20080166656
- Publication date Jul 10, 2008
- Sam Yang EMS Co., Ltd.
- Bong-Seok Moon
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY