Jungwoo CHOI

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Yongin-si, KR

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Patents Applicationslast 30 patents

Information Patent Application
SUBSTRATE ETCHING APPARATUS AND SUBSTRATE ETCHING METHOD
- Publication number 20240242980
- Publication date Jul 18, 2024
- SAMSUNG DISPLAY CO., LTD.
- Yonghyun KIM
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LASER ETCHING APPARATUS AND LASER ETCHING METHOD USING THE SAME
- Publication number 20230294209
- Publication date Sep 21, 2023
- SAMSUNG DISPLAY CO., LTD.
- Heungyeol NA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
APPARATUS FOR MANUFACTURING DISPLAY DEVICE AND METHOD OF MANUFACTUR...
- Publication number 20230249286
- Publication date Aug 10, 2023
- SAMSUNG DISPLAY CO., LTD.
- Heungyeol NA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR