Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8705516 | Enhanced directory assistance system with voice over IP call handling | Christine Baumeister | 2014-04-22 |
| 8027336 | Enhanced directory assistance system with voice over IP call handling | Christine Baumeister | 2011-09-27 |
| 7227941 | Enhanced directory assistance system with voice over IP call handling | Christine Baumeister | 2007-06-05 |