Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10924908 | Method, system, and device for transmitting an emergency message | Jifeng Zheng, Zheng Zhong | 2021-02-16 |
| 10419894 | Methods and systems for maintaining a required participation level for a plurality of communication devices assigned to a task group | Qianyun Cheng, Lanjian Cao, He Huang | 2019-09-17 |