Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8811384 | Voice-over-IP hybrid digital loop carrier | Irwin Gerszberg | 2014-08-19 |
| 8243720 | Voice-over-IP hybrid digital loop carrier | Irwin Gerszberg | 2012-08-14 |
| 7428234 | Voice-over-IP hybrid digital loop carrier | Irwin Gerszberg | 2008-09-23 |