Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9278986 | Carbazole-based phosphine oxide compound, and organic electroluminescent device including the same | Jun-Yeob Lee, Soon O. Jeon, Kyoung Soo Yook | 2016-03-08 |
| 7293349 | Inspection device for engine room | — | 2007-11-13 |
| 6865458 | Integrated digital control system and method for controlling automotive electric device | — | 2005-03-08 |
| 6712886 | Air purification device for automobile with oxygen-supplying function | — | 2004-03-30 |