Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6857021 | Proximity-based registration on a data network telephony system | Guido M. Schuster, Ikhlaq S. Sidhu, Jacek A. Grabiec | 2005-02-15 |
| 6857072 | System and method for enabling encryption/authentication of a telephony network | Guido M. Schuster, Jacek A. Grabiec, Ikhlaq S. Sidhu | 2005-02-15 |