Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10988821 | Wire rod having excellent cold forgeability and manufacturing method therefor | Geun-Soo Ryu, Sang Yoon Lee, Jae Seung Lee | 2021-04-27 |
| 10889876 | Non-heat treated wire rod having excellent cold workability and manufactured method therefor | Sang Yoon Lee, Yong-Kwan Heo, Ha-Ni Kim | 2021-01-12 |