Young Ho Ryu

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Iksan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Surface-treated copper foil, manufacturing method thereof, copper f...
- Patent number 11,622,445
- Issue date Apr 4, 2023
- Iljin Materials Co., Ltd.
- Sang Hwa Yoon
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
SURFACE-TREATED COPPER FOIL, METHOD FOR PRODUCING SAME, AND NEGATIV...
- Publication number 20220399547
- Publication date Dec 15, 2022
- ILJIN MATERIALS CO., LTD.
- Sang Hwa YOON
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURFACE-TREATED COPPER FOIL, MANUFACTURING METHOD THEREOF, COPPER F...
- Publication number 20210195737
- Publication date Jun 24, 2021
- ILJIN MATERIALS CO., LTD.
- Sang Hwa Yoon
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR