Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477375 | Method and system for reducing call setup processing cost by determining when to forward calls to detached subscribers | Hector Maturino | 2002-11-05 |
| 6466544 | GPRS MAC procedures to support real-time services | Sanjoy Sen, Tanuj Bagchi, Kalyan Basu, Indranil Bob Tapadar, Chiew-Leong Saw | 2002-10-15 |
| 6408181 | Method and system for reducing call setup by roaming number caching | Jim Xu | 2002-06-18 |