Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834103 | Caller control of call waiting services | Edward Michael Silver, Linda Roberts | 2004-12-21 |
| 6829342 | System and method for handling voice calls and data calls | Linda Roberts, Edward Michael Silver | 2004-12-07 |
| 6774840 | Systems and methods for providing location-based arrival monitoring and notification | Maria Adamczyk | 2004-08-10 |
| 6754323 | Establishing a conference call from a call-log | E-Lee Chang, Darryl Cynthia Moore, Linda Roberts, Sharon E. Carter | 2004-06-22 |
| 6754325 | Caller control of call forwarding services | Edward Michael Silver, Linda Roberts | 2004-06-22 |
| 6694004 | System and method for simultaneous ring service with centralized subscription data | Joseph Knoerle, Zeeman Zhang, Michael Griffiths | 2004-02-17 |