Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12309033 | Network timing topology discovery and visualization using interior gateway protocols | Gregory Vanderydt, Kevin Estabrooks | 2025-05-20 |
| 11985148 | Physical layer rogue device detection | Kevin Estabrooks, Greg Vanderydt | 2024-05-14 |
| 11950032 | G.8032 with optical bypass | Marc Holness, Priyanshu Lnu, Ritesh Ralhan, Rajneesh Mishra | 2024-04-02 |
| 11539452 | Signaling the distributed 1588v2 clock accuracy relative to UTC | PengJoo Tan | 2022-12-27 |
| 11470095 | Physical layer rogue device detection | Kevin Estabrooks, Greg Vanderydt | 2022-10-11 |
| 11300688 | Phase clock performance improvement for a system embedded with GNSS receiver | Xiaojin Liu, Michel Desjardins | 2022-04-12 |
| 11212068 | Carrying a timestamp in radio over ethernet | Xiaojin Liu, Vahid Naraghi | 2021-12-28 |
| 10594395 | Systems and methods for compensating coherent optics delay asymmetry in a packet optical network | Daniel Claude Perras, Sebastien Gareau, Xiaojin Liu | 2020-03-17 |
| 10355799 | Pseudowire clock recovery | Kevin Estabrooks, Gregory Vanderydt, Stephen Donald Crooks | 2019-07-16 |
| 9843439 | System and method for managing holdover | Daniel Rivaud, Kevin Estabrooks | 2017-12-12 |
| 9401817 | E-spring support of ethernet protection | Marc Holness | 2016-07-26 |
| 9042395 | E-spring support of Ethernet protection | Marc Holness | 2015-05-26 |
| 8804728 | Ethernet differentiated services conditioning | Sameh Rabie, Osama Aboul-Magd, Baghdad Barka | 2014-08-12 |
| 8787398 | Linear route protection | Marc Holness, Marc-Andre Rochon, Simon Parry, Chris Ramsden | 2014-07-22 |
| 8687633 | Ethernet differentiated services architecture | Sameh Rabie, Osama Aboul-Magd, Baghdad Barka | 2014-04-01 |
| 8625410 | Dual homed E-spring protection for network domain interworking | Marc Holness, Paul Bottorff, Bernard St-Denis | 2014-01-07 |
| 8149692 | Ring topology discovery mechanism | Marc Holness, Marc-Andre Rochon | 2012-04-03 |
| 7843925 | Ethernet differentiated services architecture | Sameh Rabie, Osama Aboul-Magd, Baghdad Barka | 2010-11-30 |
| 7764688 | Ethernet differentiated services | Sameh Rabie, Osama Aboul-Magd, Baghdad Barka | 2010-07-27 |
| 7565436 | Ethernet to frame relay interworking with multiple quality of service levels | Sameh Rabie, Richard Pommainville, John Whatman, John Rosser Davies, Baghdad Barka | 2009-07-21 |
| 7505466 | Method and system for ethernet and ATM network interworking | Sameh Rabie, Osama Aboul Magd, Baghdad Barka | 2009-03-17 |
| 7417995 | Method and system for frame relay and ethernet service interworking | Sameh Rabie, Osama Aboul Magd, Baghdad Barka | 2008-08-26 |
| 7406088 | Method and system for ethernet and ATM service interworking | Osama Aboul Magd, Sameh Rabie, Baghdad Barka | 2008-07-29 |
| 7333508 | Method and system for Ethernet and frame relay network interworking | Sameh Rabie, Osama Aboul Magd, Baghdad Barka | 2008-02-19 |
| 6008192 | Hydrophilic binary systems for the administration of lipophilic compounds | Laman A. Al-Razzak, Panayiotis P. Constantinides, Dilip Kaul, John M. Lipari, Lisa McChesney-Harris | 1999-12-28 |