Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11149326 | High-strength and high-manganese steel having excellent low-temperature toughness and manufacturing method therefor | Il-Cheol Yi, Jae-Yong Chae, Sang-Deok Kang, Hong-Yeol Oh, Tae-Il So | 2021-10-19 |
| D925184 | Shoe sole | Hwi Joon Cho | 2021-07-20 |