Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11643714 | Method for manufacturing 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 | 2023-05-09 |
| 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 |