Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9818972 | Organic light emitting device and method for preparing the same | Sang-jun Choi, Jeong-Lim Nam | 2017-11-14 |
| 9099662 | Substrate and display device including the same | Sang-jun Choi, Jeong-Lim Nam | 2015-08-04 |