Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816583 | System and method for call transferring in a communication system | — | 2004-11-09 |
| 6795919 | Unique digital signature | Benjamin K. Gibbs | 2004-09-21 |
| 6751205 | Signaling and protocol for communication system with wireless trunk | Narayan Parappil Menon | 2004-06-15 |