Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10410578 | Organic light emitting display device | Hee Rim Song, Yong-Koo Her, Jong Hee Kim, Chong-Chul Chai | 2019-09-10 |
| 10170038 | Organic light emitting diode display | Hee Rim Song | 2019-01-01 |