Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11781207 | Galvanized steel sheet having excellent hardness and galling resistance | Kyung-Hoon Nam, Yong-Hwa Jung, Kyoung-Pil KO, Woo-Sung Jung | 2023-10-10 |
| 11731397 | Alloy-coated steel sheet and manufacturing method therefor | Ji Hoon Yang, Jae In Jeong, Yong-Hwa Jung | 2023-08-22 |
| 11649542 | 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 | 2023-05-16 |
| 11608556 | Alloy-coated steel sheet and manufacturing method thereof | Ji Hoon Yang, Jae In Jeong, Yong-Hwa Jung | 2023-03-21 |