Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8149725 | Methods, systems, and computer program products for a hierarchical, redundant OAM&P architecture for use in an IP multimedia subsystem (IMS) network | David Michael Sprague | 2012-04-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8149725 | Methods, systems, and computer program products for a hierarchical, redundant OAM&P architecture for use in an IP multimedia subsystem (IMS) network | David Michael Sprague | 2012-04-03 |