Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7516210 | Role-based presence enabled service for communication system | Ramiro Liscano, Kathy Baker, Jun Zhao | 2009-04-07 |
| 7412522 | System and method for facilitating communication using presence and communication services | Ramiro Liscano | 2008-08-12 |