Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8526920 | Visual voicemail unavailability solution | Alison Raphael, David Ingram | 2013-09-03 |
| 8199889 | Visual voicemail unavailability solution | Alison Raphael, David Ingram | 2012-06-12 |