Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305256 | High-strength steel sheet and manufacturing method thereof | Young-Roc IM, Jae-Hoon Lee, Jong Chan Park, Il Hyun Kim, Tae-Kyo Han +1 more | 2025-05-20 |
| 5453136 | Process for manufacturing high magnetic flux density grain oriented electrical steel sheet having superior magnetic properties | Sung-Jin Lee, Young-Jun Yoon | 1995-09-26 |