Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8184799 | Call setup request confirmation | Debra L. Cook | 2012-05-22 |
| 7450563 | Call setup request confirmation | Debra L. Cook | 2008-11-11 |
| 5898757 | Method and system for processing emergency service calls | Gerhard Buhler, Thomas A. Dunn, Donald E. Levy, Lily Mui | 1999-04-27 |