Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8049681 | Waveform generator and plasma display device using the same | Hak-Cheol Yang, Joon-Yeon Kim, Yon-Goo Park | 2011-11-01 |
| 7612738 | Plasma display device, apparatus for driving the same, and method of driving the same | Hak-Cheol Yang, Joon-Yeon Kim, Hyun-Gu Heo, Yong Jin JEONG, Suk-Chin Sakong +5 more | 2009-11-03 |
| 7061743 | Multi-pulse HVDC system using auxiliary circuit | Chan-Ki Kim, Gil Jo Jung, Bong Eon Kho, Yong Ho An, Se Hwan CHOI +1 more | 2006-06-13 |