Ryong HWANG

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Yeoju-si, Gyeonggi-do, KR

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Patents Applicationslast 30 patents

Information Patent Application
APPARATUS FOR PROCESSING SUBSTRATE
- Publication number 20230411203
- Publication date Dec 21, 2023
- EUGENE TECHNOLOGY CO., LTD.
- Ryong HWANG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
APPARATUS AND METHOD FOR PROCESSING SUBSTRATE
- Publication number 20230245867
- Publication date Aug 3, 2023
- EUGENE TECHNOLOGY CO., LTD.
- Woo Duck JUNG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPARATUS FOR PROCESSING SUBSTRATE
- Publication number 20220093445
- Publication date Mar 24, 2022
- EUGENE TECHNOLOGY CO., LTD.
- Ryong HWANG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...