Joohwan Chung

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Yongin-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Thin film etchant composition and method of forming metal pattern b...
- Patent number 11,225,721
- Issue date Jan 18, 2022
- Samsung Display Co., Ltd.
- Jinhyung Kim
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
THIN FILM ETCHANT COMPOSITION AND METHOD OF FORMING METAL PATTERN B...
- Publication number 20190368053
- Publication date Dec 5, 2019
- SAMSUNG DISPLAY CO., LTD,
- Jinhyung Kim
- H01 - BASIC ELECTRIC ELEMENTS