Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11468189 | Method, system, apparatus and device for data exchange | Xingxiu Chen, Yuming Liang, Jianye Ye, Wei Jiang, Cheng-Yuan Wei +2 more | 2022-10-11 |
| 9967908 | Method and device for reusing channel frequencies in direct mode | Quan-Wen Du, Yueh Ching Chung | 2018-05-08 |
| 9654939 | Apparatus and method for incorporating multiple talk groups in a single call | Quan-Wen Du, Yong Huang | 2017-05-16 |