Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6421718 | Transmission of signalling information between a central terminal and a subscriber terminal of a telecommunications system | Richard M. Lamkin, Dale Kenneth Burrell | 2002-07-16 |
| 6351633 | Handling of signaling information within a telecommunications system | — | 2002-02-26 |
| 6055430 | Call instance representation of a call for call management in a wireless telecommunications system | Guy A. Cooper, Richard M. Lamkin | 2000-04-25 |
| 6026290 | Call logging in a wireless telecommunications system | Richard M. Lamkin | 2000-02-15 |
| 6023617 | Call routing in a wireless telecommunications system | Guy A. Cooper, Richard M. Lamkin | 2000-02-08 |