Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7736042 | Back light unit | Deuk II Park, Choong Yop Rhew, Ki Yong Balk, Jun Kyu Lee, Hyun Jung Cho +1 more | 2010-06-15 |
| 7471037 | Flat fluorescent lamp with discharge uniformity | Deuk-il Park, Choong Yop Rhew | 2008-12-30 |
| 7217230 | Apparatus for detecting position of drawbar in automatic tool change device | — | 2007-05-15 |