Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10802308 | Roll to roll fabrication apparatus | Kyuhwang Lee, Chulho Kim | 2020-10-13 |
| 10686147 | Organic light emitting display device and manufacturing method thereof | Sungwoo Choi, Chulho Kim, Kyuhwang Lee, Hwankeon Lee | 2020-06-16 |