Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11725254 | Method for manufacturing grain-oriented electrical steel sheet | Min Soo Han, Hyung Don Joo, Jong-Ho Park, Chang-Soo Park | 2023-08-15 |
| 11505843 | Annealing separator for oriented electrical steel sheet, oriented electrical steel sheet, and manufacturing method of oriented electrical steel sheet | Chang-Soo Park, Jong-Ho Park, Yun-Su Kim | 2022-11-22 |
| 11505845 | Soft high-silicon steel sheet and manufacturing method thereof | Dong-Kyun Kim, Seok Hwan Choi | 2022-11-22 |
| 11508501 | Grain-oriented electrical steel sheet and method for manufacturing grain-oriented electrical steel sheet | Min Serk Kwon, Heon-Jo Choi, Taeyoung No | 2022-11-22 |
| 10134513 | High silicon steel sheet having excellent productivity and magnetic properties and method for manufacturing same | Jin-Mo Koo, Jae-Kon Lee, Sung-Jin Park, Sang Hoon Kim | 2018-11-20 |
| 10109405 | Grain oriented electrical steel sheet having excellent core loss, and method for manufacturing same | Dong-Kyun Kim | 2018-10-23 |
| 9997283 | Grain-oriented electric steel sheet having superior magnetic property | Kyu-Seok Han, Jae-Soo Lim, Chan Hee HAN | 2018-06-12 |
| 9847158 | Grain oriented electrical steel sheet having excellent core loss, and method for manufacturing same | Dong-Kyun Kim | 2017-12-19 |
| 9240265 | Method for manufacturing grain-oriented electrical steel sheet having superior magnetic property | Kyu-Seok Han, Jae-Soo Lim, Chan Hee HAN | 2016-01-19 |
| 5653821 | Method for manufacturing oriented electrical steel sheet by heating slab at low temperature | Gyu Seung Choi, Chung San Lee, Jong Soo Woo | 1997-08-05 |