Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11131257 | Control valve of multi-supercharger system | Dong Ho Chu, Kwan-Hee Lee, Yeong Seop Park, Seung Woo Hong, Dong Hee Han | 2021-09-28 |
| 8182160 | Lens barrier apparatus | Dong-sung Hur | 2012-05-22 |
| 7974026 | Lens moving device and installation unit | Dong-sung Hur | 2011-07-05 |