Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10063550 | Method and system for realizing presence service, presence information processing device and presentity client | Qian Sun, Yang Zhao, Chenghui Peng, Linyi Tian, Hongqing Bao | 2018-08-28 |