Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10503061 | Focusing method of optical machine of projector, focusing device and optical machine | Hongtao Guan, Wenchu Dong, Junwei Yan, Ying Zhang | 2019-12-10 |
| 10463133 | Portable sunscreen applying apparatus and sunscreen application reminding method | Junmin Sun, Guodong Huang | 2019-11-05 |
| 10324371 | System and method for generating mask pattern and exposure system | Junmin Sun, Hongli Ding, Hongtao Guan | 2019-06-18 |