Issued Patents All Time
Showing 101–105 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6774840 | Systems and methods for providing location-based arrival monitoring and notification | Maria Adamczyk | 2004-08-10 |
| 6754325 | Caller control of call forwarding services | Edward Michael Silver, Linda Roberts | 2004-06-22 |
| 6754323 | Establishing a conference call from a call-log | E-Lee Chang, Darryl Cynthia Moore, Linda Roberts, Sharon E. Carter | 2004-06-22 |
| 6694004 | System and method for simultaneous ring service with centralized subscription data | Joseph Knoerle, Zeeman Zhang, Michael Griffiths | 2004-02-17 |
| 6427001 | System and method for notification of 911 telephone calls using a link monitoring system | Sunil H. Contractor | 2002-07-30 |