Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12268056 | Display panel with pixel definition layer having depression structure and display device including the display panel | Bowen Yang, Beicih Huang, Xiaodong Yang, Junjiao Chen, Yubin Song +1 more | 2025-04-01 |
| 11515373 | OLED substrate, photo mask, and method of manufacturing OLED substrate | Bowen Yang, Fei Xie, Yubin Song, Yudong Shang, Pengsha Ma +2 more | 2022-11-29 |
| 8482422 | Thin film deposition apparatus and method of manufacturing organic light-emitting display device by using thin film deposition apparatus | Chang-Soon Ji, Tae Seung Kim, Jong Woo Lee | 2013-07-09 |
| 8173481 | Thin film deposition apparatus and method of manufacturing organic light-emitting display device by using thin film deposition apparatus | Chang-Soon Ji, Tae Seung Kim, Jong Woo Lee | 2012-05-08 |