Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12303933 | Graphene-coated steel sheet and method for producing same | Hye Jin Yoo, Jung Su Kim, Chang-Se Byeon | 2025-05-20 |
| 11993056 | Metal-plastic composite material and method for manufacturing same | Hye Jin Yoo, Chang-Se Byeon, Jung Su Kim, Hwi-Geon Kim | 2024-05-28 |
| 11396712 | Manufacturing method of surface-treated zinc-nickel alloy electroplated steel sheet having excellent corrosion resistivity and paintability | Kang-min Lee, Hye Jin Yoo, Chang-Se Byeon, Jung Su Kim | 2022-07-26 |