Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11698187 | Pattern projecting apparatus for automatically identifying and playing audio | Huazhu Zheng, Caijian Zheng, Wenzhen Ouyang | 2023-07-11 |
| 11692681 | Projecting device for generating light effect of galactic starry sky and projecting lamp | Huazhu Zheng, Caijian Zheng, Wenzhen Ouyang | 2023-07-04 |
| 11555591 | Projection device for ambient decoration having a driving device connected to a gear of a reflective medium | Huazhu Zheng, Caijian Zheng, Wenzhen Ouyang | 2023-01-17 |