Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8854354 | Power supply circuit for liquid crystal display device that changes durations of control signals | Yong Sung Ahn, Jung Min Choi, Dae Keun Han, Hyung Seog Oh, Yong Suk Kim | 2014-10-07 |
| 8633923 | Boost converter using frequency-varying oscillation signal for liquid crystal display | Yong Sung Ahn, Jung Min Choi | 2014-01-21 |