Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D903083 | Ventilation fan | Yu-Hsiang Huang | 2020-11-24 |
| D903084 | Ventilation fan | Yu-Hsiang Huang | 2020-11-24 |
| 10808727 | Ventilation fan with speaker | Yuan Liu | 2020-10-20 |
| 10690137 | Ventilation fan | Yuan Liu, Chung-We Yeh | 2020-06-23 |