Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11412371 | Method, apparatus, and system for disaster recovery of ims | Feng Liang, Shufeng Shi | 2022-08-09 |
| 10743175 | Method, apparatus, and system for disaster recovery of IMS | Feng Liang, Shufeng Shi | 2020-08-11 |
| 10321307 | Method, apparatus, and system for disaster recovery of IMS | Feng Liang, Shufeng Shi | 2019-06-11 |
| 9883380 | Method, apparatus, and system for disaster recovery of IMS | Feng Liang, Shufeng Shi | 2018-01-30 |
| 9661028 | Method, apparatus, and system for disaster recovery of IMS | Feng Liang, Shufeng Shi | 2017-05-23 |
| 8719617 | Method and device for realizing IP multimedia subsystem disaster tolerance | Jiongjiong Gu, Kai Wen, Feng Liang, Shufeng Shi | 2014-05-06 |
| 8228787 | Method, apparatus, and system for disaster recovery of IMS | Feng Liang, Shufeng Shi | 2012-07-24 |
| 8069365 | Method and device for realizing IP multimedia subsystem disaster tolerance | Jiongjiong Gu, Feng Liang, Shufeng Shi, Kai Wen | 2011-11-29 |