Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6735168 | Method and architecture for providing telephony between data networks and PSTN | Mark Schnell, Richard M. Loveland | 2004-05-11 |
| 4970721 | Resource-decoupled architecture for a telecommunications switching system | Robert Pfeffer, Frank Mellor, Ernst A. Munter | 1990-11-13 |