Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7487236 | Management of tiered communication services in a composite communication service | Attaullah Zabihi, Joël R. Calippe, Chi Zhang | 2009-02-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7487236 | Management of tiered communication services in a composite communication service | Attaullah Zabihi, Joël R. Calippe, Chi Zhang | 2009-02-03 |