Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023479 | Mobile application gateway for connecting devices on a cellular network with individual enterprise and data networks | Andrew Silver, Patricia A. Landgren, Glen Schmid | 2011-09-20 |
| 8024455 | System, method, and computer-readable medium for implementing intelligent network service functionality in a network | Andrew Silver, Patricia A. Landgren | 2011-09-20 |
| 7903635 | System and method for enabling DTMF detection in a VoIP network | Andrew Silver, Patricia A. Landgren | 2011-03-08 |
| 7873032 | Call flow system and method use in VoIP telecommunication system | Andrew Silver, Patricia A. Landgren | 2011-01-18 |