Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11174525 | Annealing separator composition for oriented electrical steel sheet, oriented electrical steel sheet, and method for manufacturing oriented electrical steel sheet | Min Soo Han, Jong-Tae Park, Chang-Soo Park | 2021-11-16 |
| 11066717 | Method for manufacturing grain-oriented electrical steel sheet | Chang-Soo Park, Min Soo Han, Jong-Ho Park, Hyung Don Joo | 2021-07-20 |