Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10470003 | Method for regrouping multiple groups and device | Yanmei Yang, Yizhuang Wu | 2019-11-05 |
| 10425775 | Multi-group call setup method and device | Yanmei Yang, Yizhuang Wu | 2019-09-24 |
| 10375753 | Method and device for associating user with group | Yanmei Yang, Yizhuang Wu | 2019-08-06 |
| 10178706 | Method and device for associating user with group | Yanmei Yang, Yizhuang Wu | 2019-01-08 |