Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11228661 | Air quality detection apparatus, air quality data processing method, and server | Xiaosong Luo, Wenbin Yang, Juan Wen | 2022-01-18 |
| 8120795 | Method of document protection | Wenfa Qi, Jiquan Xie, Bin Yang, Jiang Deng | 2012-02-21 |