Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11394016 | Punching system for electrode base material and punching method | Min Kyung Kim, Sei Woon Oh, Sun Hwak Woo | 2022-07-19 |
| 11332816 | Zinc alloy plated steel material having excellent surface quality and corrosion resistance | Il-Ryoung Sohn, Tae-Chul Kim, Jung Kuk KIM, Kyung-Jin An, Jung-Hoon Kim +1 more | 2022-05-17 |