Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8339052 | Power supply apparatus and method for AMOLED | Hwan Cho | 2012-12-25 |
| 8222878 | Current mode DC-DC converter having a pulse width modulation signal of reduced delay | Hwan Cho | 2012-07-17 |
| 8207877 | Serial interface, apparatus including the same, and method of using the same | Chang Woo Ha, Sang-Heum Yeon | 2012-06-26 |
| 8058939 | Slope compensation circuit | Hwan Cho | 2011-11-15 |