Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8201241 | Method and system for publishing presence information | Linyi Tian, Yang Zhao | 2012-06-12 |
| 8140473 | Real-time file synchronization | Jingdong Sun, Jian Tang, Xiaoming Yu, Jingli Zhang | 2012-03-20 |
| 8005484 | Method and system for providing location information | — | 2011-08-23 |
| 7962593 | System and method for publishing advertisement service information | Quan Qi | 2011-06-14 |
| 7945536 | Method and system for recovering a previous version of a document from a current version of the document | Hongqing Bao, Yang Zhao, Xuefei Song, Linyi Tian | 2011-05-17 |
| 7933614 | Short message website-address device and system and method for implementing short message value-added service | — | 2011-04-26 |
| 7882245 | Presence service access device, presence service system and method for publishing and acquiring presence information | Jun Wang, Ning Ma, Yang Zhao | 2011-02-01 |
| 6835368 | Doubly doped lithium niobate crystals | Yongfa Kong, Jingjun Xu, Guangao Li, Baiquan Tang, Hui Huang +4 more | 2004-12-28 |
| 6738337 | Only-readable three-dimensional optical storage device | Jingjun Xu, Xinzheng Zhang, Hui Huang, Qiang Wu, Baiquan Tang +3 more | 2004-05-18 |