Issued Patents All Time
Showing 1–6 of 6 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, Xuefei Song | 2018-08-28 |
| 9208336 | Extensible markup language document management method and system | Yang Zhao, Linyi Tian, Qian Sun, Xuefei Song, Chenghui Peng | 2015-12-08 |
| 8812696 | Extensible markup language document management method and system | Yang Zhao, Linyi Tian, Qian Sun, Xuefei Song, Chenghui Peng | 2014-08-19 |
| 8595309 | Method and system for realizing presence service, presence information processing device and presentity client | Qian Sun, Yang Zhao, Chenghui Peng, Linyi Tian, Xuefei Song | 2013-11-26 |
| 7945536 | Method and system for recovering a previous version of a document from a current version of the document | Qian Sun, Yang Zhao, Xuefei Song, Linyi Tian | 2011-05-17 |
| 7756952 | Method, system, server and unit for setting configuration information of a presentity client | Yang Zhao, Linyi Tian | 2010-07-13 |