Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11065720 | Method for refining magnetic domains of grain-oriented electrical steel plates, and apparatus therefor | Seong Cheol Hong, Gyoo Taek Lee, Se-Min Park, Oh-Yeoul Kwon, Jae Kyoum Kim | 2021-07-20 |
| 11060163 | Method for refining magnetic domains of grain-oriented electrical steel plates, and apparatus therefor | Seong Cheol Hong, Jae Kyoum Kim, Se-Min Park, Myung Sik Chun, Gyoo Taek Lee +2 more | 2021-07-13 |
| 11000920 | Method and device for magnetic domain refinement of oriented electrical steel plate | Gyoo Taek Lee, Myung Sik Chun, Seong Cheol Hong | 2021-05-11 |