Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6681119 | Wireless communication system in which a call from a private branch exchange is selectively delivered to a mobile unit | — | 2004-01-20 |
| 6332075 | Use of distinctive ringing in a wireless communication system to inform a called party of an increased billing rate | — | 2001-12-18 |
| 6330454 | System and method for locating mobile units operating within a wireless communication system | — | 2001-12-11 |
| 6282416 | Voice mail deposit for wireless mobile telephone networks | — | 2001-08-28 |
| 6278874 | Wireless communication system in which a termination access type is identified to a serving mobile switching center | — | 2001-08-21 |
| 6256512 | Mobile access to a PBX via a TLDN | — | 2001-07-03 |
| 6253072 | Method and system for dynamically updating rate center information | — | 2001-06-26 |
| 6249674 | Emergency disablement of termination restrictions | — | 2001-06-19 |