Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10889876 | Non-heat treated wire rod having excellent cold workability and manufactured method therefor | Dong-Jun Mun, Sang Yoon Lee, Yong-Kwan Heo | 2021-01-12 |
| 8715429 | Non-heat treated rolled steel and drawn wire rod with excellent toughness, and method for manufacturing the same | You-Hwan Lee, Dong Hyun Kim, Sang Yoon Lee, Yong-Sik Park | 2014-05-06 |