Issued Patents All Time
Showing 776–784 of 784 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468286 | Variable-frequency bus adapter, adapting method and system | Cong Yao, Qiwei Liu, Yu Liu, Liqian Chen, Shiming He +1 more | 2013-06-18 |
| 8406732 | Rule based hierarchical account resource management system and method | Yigang Cai | 2013-03-26 |
| 8228925 | Interactive voice response system for online and offline charging and for multiple networks | Yigang Cai, Sheng-Chang Chen, Peng Wang, Ying Wang, Rui Yun Wu +1 more | 2012-07-24 |
| 7940904 | Converged offline charging and online charging | Yigang Cai, Peng Wang, Jay Z. Zhao | 2011-05-10 |
| 7798028 | Transmission system | — | 2010-09-21 |
| 7599478 | IMS gateway systems and methods for online charging in IMS networks | Yigang Cai, Peng Wang, Jay Z. Zhao | 2009-10-06 |
| 7548743 | Call control with converged application server logic and gateway logic in IMS networks | Yigang Cai, Peng Wang, Jay Z. Zhao | 2009-06-16 |
| 7386318 | Location based service provider | George Moon, Scott Petronis, Arthur R. Berrill, Matthew W. Tweedie, John L. Dove +1 more | 2008-06-10 |
| 7170982 | Call authorization and billing message routing capability | Min Liu, John B. Reid, Guy H. Starner, Ashish Trivedi, Peng Wang +4 more | 2007-01-30 |