Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11150458 | Multi-mode imaging optical system | Chao-Wei Li, Meng LV, Feng Chen, Yaohua Du, Zhi Cheng +1 more | 2021-10-19 |
| 9613005 | Method and apparatus for bidirectional typesetting | Yaojun Tang | 2017-04-04 |
| 9001835 | Method and system for establishing emergency call | — | 2015-04-07 |
| 8040905 | Method and system for establishing emergency call | — | 2011-10-18 |