Inventor

DEFRAIN PAUL D

US4 patents

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

NORTEL NETWORKS LTD

3 patents

US7765302B2Jul 27, 2010

Distributed call server supporting communication sessions in a communication system and method

NORTEL NETWORKS LTD20 citations90

US7606181B1Oct 20, 2009

Apparatus, method, and computer program for processing audio information of a communication session

NORTEL NETWORKS LTD20 citations90

US7281051B2Oct 9, 2007

Apparatus, method, and computer program for managing resources in a communication system

NORTEL NETWORKS LTD12 citations81

WHYNOT STEPHEN R

1 patent

US8554828B2Oct 8, 2013

Distributed call server supporting communication sessions in a communication system and method

WHYNOT STEPHEN R2 citations57