Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6782417 | Advertising system for callers to busy data service providers | — | 2004-08-24 |
| 6757823 | System and method for enabling secure connections for H.323 VoIP calls | Kenneth W. Oxendine | 2004-06-29 |