Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10137469 | Coating device and washing method for its nozzle | Pengyu Qi | 2018-11-27 |
| 10114283 | Mask plate, exposure device, and exposure method | Pengyu Qi, Changjun Zha, Yanping Wang, Dong Wang, Jianfeng Yuan +3 more | 2018-10-30 |