Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11254994 | Method for refining magnetic domain of grain-oriented electrical steel plate and device therefor | Ju-Seung Lee, Seong Cheol Hong | 2022-02-22 |
| 11072838 | Method and device for magnetic domain refinement of oriented electrical steel plate | Seung-Ho Lim, Do Ryun Lee, Jin Ho Kim, Myung Sik Chun, Seong Cheol Hong | 2021-07-27 |
| 11065720 | Method for refining magnetic domains of grain-oriented electrical steel plates, and apparatus therefor | Seong Cheol Hong, Ki-Young Min, 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, Ki-Young Min, Se-Min Park, Myung Sik Chun +2 more | 2021-07-13 |
| 11000920 | Method and device for magnetic domain refinement of oriented electrical steel plate | Myung Sik Chun, Seong Cheol Hong, Ki-Young Min | 2021-05-11 |
| 10815545 | Grain-oriented electrical steel plate and manufacturing method thereof | Oh-Yeoul Kwon, Won-Gul Lee, Seong Cheol Hong, Jong-Tae Park, Choong Soo Lim | 2020-10-27 |
| 9783867 | Method and apparatus for controlling the strip temperature of the rapid cooling section of a continuous annealing line | Jung-Hun Park | 2017-10-10 |