Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6961332 | Multiple appearance directory number support across packet- and circuit-switched networks | Xuewen Li, Carroll Louise Gray-Preston, Junhui Ma | 2005-11-01 |
| 6952416 | Treatments in a distributed communications system | — | 2005-10-04 |
| 6907462 | Network gatekeeper prioritizing method and system | Xuewen Li | 2005-06-14 |
| 6888803 | System, method, and computer program product for connectivity of wireless base station to PSTN via an IP data network | William D. Gentry, David P. Ress, R. Emery Hanzel, Kevin H. Klinge, Richard M. Coyle | 2005-05-03 |