Hyeon-Jun SEONG

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Ansan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method for forming circuits using seed layer and etchant compositio...
- Patent number 11,317,514
- Issue date Apr 26, 2022
- Inktec Co., Ltd.
- Kwang-Choon Chung
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit forming method using selective etching of electrically cond...
- Patent number 11,160,171
- Issue date Oct 26, 2021
- InkTee Co., Ltd.
- Kwang-Choon Chung
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
CIRCUIT FORMING METHOD USING SELECTIVE ETCHING OF ELECTRICALLY COND...
- Publication number 20200389979
- Publication date Dec 10, 2020
- INKTEC CO., LTD.
- Kwang-Choon CHUNG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
METHOD FOR FORMING CIRCUITS USING SEED LAYER AND ETCHANT COMPOSITIO...
- Publication number 20200221578
- Publication date Jul 9, 2020
- Ink Tec Co., Ltd.
- Kwang-Choon CHUNG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...