Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6041108 | Method and apparatus for intelligent network call handling in a telephone exchange | John N. Brewster | 2000-03-21 |
| 6009326 | Anchor radio system based handover | Paul William Roder | 1999-12-28 |