Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6018652 | Cellular telephone system having mobile charging region and area based pricing method and apparatus | Herve Frager, David Bell | 2000-01-25 |
| 5920820 | Combined home location register and service control point for a cellular telecommunications network | Rima Qureshi | 1999-07-06 |