Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8755495 | Multiple extension and line appearance for IP telephony | Pramod Madabhushi, Dale C. Tonogai | 2014-06-17 |
| 7936745 | Multiple extension and line appearance for IP telephony | Pramod Madabhushi, Dale C. Tonogai | 2011-05-03 |