Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6735297 | System for maintaining PBX license key information in the event of a hardware failure reducing MTTR | Paul Dryer | 2004-05-11 |
| 6674844 | System for providing modem access via an IR interface in a PBX | Paul Dryer, Steve Weeks | 2004-01-06 |