Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9288080 | Network-extensible and controllable telephone | Paul Krzyzanowski, Michael Kelly | 2016-03-15 |
| 8259705 | System and method for proxy signaling manipulation in an IP telephony network | — | 2012-09-04 |
| 8179886 | System for supporting analog telephones in an IP telephone network | Paul Krzyzanowski | 2012-05-15 |
| 6922413 | Method and apparatus to enable enhanced services of an intelligent telephone network in a wireless environment | Ossama L. Iskandar | 2005-07-26 |