Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9888368 | Method and system for delivering short message service (SMS) messages using the session initiation protocol (SIP) | Lyle T. Bertz, William J. Routt, Ihab Amin Guirguis, Ronald E. Lewis | 2018-02-06 |
| 9648473 | Method and system for delivering short message service (SMS) messages using the session initiation protocol (SIP) | Lyle T. Bertz, William J. Routt, Ihab Amin Guirguis, Ronald E. Lewis | 2017-05-09 |
| 9444570 | Utilization of MIMO reference signal resource blocks | Nagi A. Mansour, Emerino J. Marchetti | 2016-09-13 |
| 8543107 | Method and system for delivering short message service (SMS) messages using the session initiation protocol (SIP) | Lyle T. Bertz, William J. Routt, Ihab Amin Guirguis, Ronald E. Lewis | 2013-09-24 |
| 8442526 | Method and system for registering a mobile node via a registration proxy | Lyle T. Bertz, William J. Routt, Ihab Amin Guirguis, Ronald E. Lewis | 2013-05-14 |