Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404562 | Oriented electrical steel sheet and method for manufacturing same | Woo-Sin Kim, Jong-Tae Park | 2025-09-02 |
| 12123065 | Grain-oriented electrical steel sheet and method for manufacturing same | Se-Min Park, Jong-Tae Park, Jae Kyoum Kim, Seung Gon LEE, Won-Gul Lee | 2024-10-22 |
| 12084736 | Grain-oriented electrical steel sheet and manufacturing method therefor | Woo-Sin Kim, Dae-Uk Kim, Jong-Tae Park | 2024-09-10 |
| 12051529 | Oriented electrical steel sheet and method for producing same | Woo-Sin Kim, Jong-Tae Park | 2024-07-30 |
| 11772199 | Grain-oriented electrical steel sheet and magnetic domain refinement method therefor | Se-Min Park, Jong-Tae Park, Won-Gul Lee | 2023-10-03 |
| 11318562 | Grain-oriented electrical steel sheet and magnetic domain refinement method therefor | Se-Min Park, Jong-Tae Park, Won-Gul Lee | 2022-05-03 |
| 11313011 | Method for refining magnetic domains of grain-oriented electrical steel sheet | Ki-Young Min, Se-Min Park, Jong-Tae Park, Seong Cheol Hong | 2022-04-26 |
| 11180819 | Grain-oriented electrical steel plate and production method therefor | Seung Gon LEE, Hyun-Chul Park, Jung-Hun Park, Seong-Kyu See, Sung-Yeun Won +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, Se-Min Park, 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 |
| 10815545 | Grain-oriented electrical steel plate and manufacturing method thereof | Won-Gul Lee, Seong Cheol Hong, Gyoo Taek Lee, Jong-Tae Park, Choong Soo Lim | 2020-10-27 |
| 10804015 | Electrical steel sheet and method for manufacturing the same | Won-Gul Lee, Chan Hee HAN, Hyun-Chul Park | 2020-10-13 |
| 10793929 | Grain-oriented electrical steel sheet and method for manufacturing same | Sun Mi Shin, Chang Ho Moon, Won-Gul Lee | 2020-10-06 |
| 7335317 | Method of preparing polymer composite using unidirectionally solidified giant magnetostrictive material | Soon Hyung Hong, Won-Je Park | 2008-02-26 |