Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7911944 | Tie-breaking in shortest path determination | Jerome Chiabaut, David Allan, Nigel Bragg | 2011-03-22 |
| 7664123 | Generalized virtual router | Hamid Ould-Brahim, Bilel N. Jamoussi, Donald Fedyk | 2010-02-16 |
| 7656792 | Method and apparatus for computing alternate multicast/broadcast paths in a routed network | Hong Zhang, Guoli Yin | 2010-02-02 |
| 7623446 | MPLS virtual rings | David Allan | 2009-11-24 |
| 7590067 | Method and apparatus for deriving allowable paths through a network with intransitivity constraints | Hong Zhang, Guo-Qiang Wang | 2009-09-15 |
| 7525907 | Method, device and software for establishing protection paths on demand and revertive protection switching in a communications network | Darek Skalecki, Peter Trobridge | 2009-04-28 |
| 7450527 | Method and apparatus for implementing multiple portals into an Rbridge network | — | 2008-11-11 |
| 7400589 | Method and apparatus for deriving optimal paths through a network subject to a subset sequence constraint | Hong Zhang, Ravi Ravindran, Guo-Qiang Wang | 2008-07-15 |
| 7382738 | Method and apparatus for computing metric information for abstracted network links | Ravi Ravindran, Guo-Qiang Wang, Hong Zhang | 2008-06-03 |
| 7319672 | Label selection for end-to-end label-switched traffic through a communications network | — | 2008-01-15 |
| 7296087 | Dynamic allocation of shared network resources between connection-oriented and connectionless traffic | — | 2007-11-13 |
| 7042912 | Resynchronization of control and data path state for networks | Paul P. Beaubien, Darek Skalecki | 2006-05-09 |
| 6968994 | RF-ID for cable management and port identification | — | 2005-11-29 |
| 6839322 | Method and system for optical routing of variable-length packet data | — | 2005-01-04 |
| 6738354 | Label selection for end-to-end label-switched traffic through a communications network | — | 2004-05-18 |