Issued Patents 2025
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12356822 | Oled display panel having multiple light-emitting layers and a pixel definition layer provided with openings, and preparation method therefor, and display apparatus | Haidong Wu, Xiaobo Du, Guanyin WEN | 2025-07-08 |
| 12317671 | Organic light emitting device having hole injection layer with doping concentration of first doping material gradually decreasing in direction away from anode, display device, preparation method and storage medium | Xinghua Liu, Haiyan Sun | 2025-05-27 |
| 12310166 | Light-emitting device, manufacturing method thereof, and display device | Haiyan Sun | 2025-05-20 |
| 12295198 | Organic electroluminescent device and display apparatus | Huiyun YANG, Yong Wu, Dan Wang | 2025-05-06 |
| 12262575 | Display substrate and display device | Haiyan Sun, Dan Wang, Changho Lee | 2025-03-25 |
| 12256592 | Organic light emitting device, method of manufacturing same, and display panel | Huiyun YANG, Haiyan Sun | 2025-03-18 |
| 12239017 | Organic light-emitting devices, display panels and display apparatuses | Siqi Wang, Haiyan Sun | 2025-02-25 |