P

Inventor

CONSTANTINOF CRISTIAN

CA9 patents
⚠️ This page may combine multiple inventors who share the name “CONSTANTINOF CRISTIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NORTEL NETWORKS LTD

4 patents
US6282194B1Aug 28, 2001

Transit trunk subnetwork system

NORTEL NETWORKS LTD72 citations90
US6381246B1Apr 30, 2002

Telephony system and method of signalling

NORTEL NETWORKS LTD36 citations86
US7899174B1Mar 1, 2011

Emergency services for packet networks

NORTEL NETWORKS LTD13 citations82
US7590122B2Sep 15, 2009

Method and apparatus for session control

NORTEL NETWORKS LTD12 citations82

CONSTANTINOF CRISTIAN

2 patents
US8600006B2Dec 3, 2013

Voice continuity among user terminals

CONSTANTINOF CRISTIAN9 citations81
US8737594B2May 27, 2014

Emergency services for packet networks

CONSTANTINOF CRISTIAN0 citations48

GENBAND US LLC

1 patent
US8045568B2Oct 25, 2011

Enterprise mobility

GENBAND US LLC11 citations83

NORTEL NETWORKS CORP

1 patent
US6141342AOct 31, 2000

Apparatus and method for completing inter-switch calls using large trunk groups

NORTEL NETWORKS CORP16 citations79

SYLVAIN DANY

1 patent
US8948160B1Feb 3, 2015

Controlling services in a circuit-switched network from a packet network

SYLVAIN DANY0 citations41