Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11505172 | Apparatus and method for removing rust on a brake disk | Kwon Hyoung Choi, Jong-Chan Jun, Deok Hwan Seo, Jin Hyung Lee, Gwi Chul Kim +2 more | 2022-11-22 |
| 9136543 | Battery system having battery module, thermal switch, heating source and pin structure | Sang Cheol NAM, Ho-Young Park, Young-Chang Lim, Ki Chang Lee, Kyu Gil CHOI +4 more | 2015-09-15 |