Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10700135 | Organic light-emitting diode display panel and organic light-emitting diode display device | Xiangcheng Wang, Jinghua Niu, Wei He, Yuji Hamada, Chen-Yu Liu | 2020-06-30 |
| 10529781 | Organic light-emitting diode display panel and organic light-emitting diode display device | Xiangcheng Wang, Jinghua Niu, Wei He, Yuji Hamada, Chen-Yu Liu | 2020-01-07 |
| 10170730 | Vacuum evaporation device and method thereof, and organic light-emitting display panel | Yuji Hamada, Jinghua Niu, Wei He, Lei Lv, Xiangcheng Wang | 2019-01-01 |