Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12330191 | Alien substance removing apparatus and electrical steel sheet manufacturing facility having thereof | Seong Cheol Hong, Se-Min Park, Dong Geun Kim, Oho-Cheal Kwon, Chang-Ho Kim +1 more | 2025-06-17 |
| 12239931 | Foreign substance capture apparatus and facility for manufacturing electrical steel sheet including same | Seong Cheol Hong, Dong Geun Kim, Oho-Cheal Kwon, Chang-Ho Kim | 2025-03-04 |
| 12138709 | Foreign substance collecting apparatus and electrical steel sheet manufacturing facility including same | Seong Cheol Hong, Se-Min Park, Dong Geun Kim, Chang-Ho Kim, Jung-Moon Kang +1 more | 2024-11-12 |
| 12116645 | Grain-oriented electrical steel sheet and magnetic domain refinement method thereof | Se-Min Park, Seong Cheol Hong, Hyun-Chul Park, Jung-Moon Kang, Chang-Ho Kim +1 more | 2024-10-15 |
| 11772189 | Grain-oriented electrical steel sheet and magnetic domain refining method therefor | Se-Min Park, Jae Soo Kim, Seong Cheol Hong, Won-Gul Lee | 2023-10-03 |
| 11313011 | Method for refining magnetic domains of grain-oriented electrical steel sheet | Oh-Yeoul Kwon, Se-Min Park, Jong-Tae Park, Seong Cheol Hong | 2022-04-26 |
| 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 |