Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394547 | Grain-oriented electrical steel sheet and manufacturing method therefor | Ju-Seung Lee | 2025-08-19 |
| 12330191 | Alien substance removing apparatus and electrical steel sheet manufacturing facility having thereof | Seong Cheol Hong, Ki-Young Min, Dong Geun Kim, Oho-Cheal Kwon, Chang-Ho Kim +1 more | 2025-06-17 |
| 12283764 | Bidirectional signal pin module, power module including the same, and method of manufacturing the same | Ji Hye Jeong | 2025-04-22 |
| 12138709 | Foreign substance collecting apparatus and electrical steel sheet manufacturing facility including same | Seong Cheol Hong, Ki-Young Min, Dong Geun Kim, Chang-Ho Kim, Jung-Moon Kang +1 more | 2024-11-12 |
| 12123065 | Grain-oriented electrical steel sheet and method for manufacturing same | Oh-Yeoul Kwon, Jong-Tae Park, Jae Kyoum Kim, Seung Gon LEE, Won-Gul Lee | 2024-10-22 |
| 12116645 | Grain-oriented electrical steel sheet and magnetic domain refinement method thereof | Seong Cheol Hong, Hyun-Chul Park, Jung-Moon Kang, Chang-Ho Kim, Won-Gul Lee +1 more | 2024-10-15 |
| 12064888 | Razor cartridge | Sung Hee SON | 2024-08-20 |
| 11772199 | Grain-oriented electrical steel sheet and magnetic domain refinement method therefor | Oh-Yeoul Kwon, Jong-Tae Park, Won-Gul Lee | 2023-10-03 |
| 11773462 | Annealing separator composition for grain-oriented electrical steel sheet, grain-oriented electrical steel sheet, and method for producing grain-oriented electrical steel sheet | Min Serk Kwon, Chang-Soo Park, Heon-Jo Choi | 2023-10-03 |
| 11772189 | Grain-oriented electrical steel sheet and magnetic domain refining method therefor | Jae Soo Kim, Ki-Young Min, Seong Cheol Hong, Won-Gul Lee | 2023-10-03 |
| 11318562 | Grain-oriented electrical steel sheet and magnetic domain refinement method therefor | Oh-Yeoul Kwon, Jong-Tae Park, Won-Gul Lee | 2022-05-03 |
| 11313011 | Method for refining magnetic domains of grain-oriented electrical steel sheet | Oh-Yeoul Kwon, Ki-Young Min, Jong-Tae Park, Seong Cheol Hong | 2022-04-26 |
| 11180819 | Grain-oriented electrical steel plate and production method therefor | Oh-Yeoul Kwon, Seung Gon LEE, Hyun-Chul Park, Jung-Hun Park, Seong-Kyu See +3 more | 2021-11-23 |
| 11065720 | Method for refining magnetic domains of grain-oriented electrical steel plates, and apparatus therefor | Seong Cheol Hong, Ki-Young Min, Gyoo Taek Lee, 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, Myung Sik Chun, Gyoo Taek Lee +2 more | 2021-07-13 |
| 10109127 | Device for granting permission to control vehicle and method of driving the same | — | 2018-10-23 |
| 8668893 | Catalysts for NOx reduction employing H2 and a method of reducing NOx | Hyun-sik Han, Eun-seok Kim, Gon Seo, Yun-Je Lee | 2014-03-11 |