Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208716 | Multi-layered zinc alloy plated steel having excellent spot weldability and corrosion resistance | Young-Jin Kwak, Goo-Hwa Kim, Mun-Jong Eom, Seok-Jun Hong, Kyoung-Pil KO +3 more | 2021-12-28 |
| 11167347 | Apparatus and method for feeding material | Seung-Ho Lim, Goo-Hwa Kim, Yeong Seon Park | 2021-11-09 |
| 10988845 | Plated steel sheet having multilayer structure and manufacturing method therefor | Kyoung-Pil KO, Tae-Yeob Kim, Dong-Yoeul Lee, Yong-Hwa Jung, Woo-Sung Jung | 2021-04-27 |