Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12007084 | Natural light homogenization lighting device and method based on free-form surface and sawtooth grating | Jian Liu, Xinwei Wang, Chenguang Liu | 2024-06-11 |
| 11761599 | Natural light homogenization lighting device based on combination of biconvex lenses and semi-transparent lenses | Jian Liu, Xinwei Wang | 2023-09-19 |