Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10797793 | Visible light identity authorization device, visible light identity authorization system having the same and method thereof | — | 2020-10-06 |
| 10636271 | Indoor air quality control system | Wen-Yen Li, Hsu-Tang Hsieh | 2020-04-28 |