Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7756258 | Communications system with direct access mailbox | David Clift, Robert Claxton, David J Borthwick | 2010-07-13 |
| 6038310 | Service node for a telephony network | Steven Hollywood | 2000-03-14 |
| 5793845 | Service node for a telephony network | Steven Hollywood | 1998-08-11 |
| 5610912 | Switching in a telecommunications service node | — | 1997-03-11 |