Inventor
DENMAN ROBERT E
US16 patents
⚠️ This page may combine multiple inventors who share the name “DENMAN ROBERT E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NORTEL NETWORKS LTD
9 patentsUS7801953B1Sep 21, 2010
Push-to-talk wireless telecommunications system utilizing an voice-over-IP network
NORTEL NETWORKS LTD112 citations98
US7170863B1Jan 30, 2007
Push-to-talk wireless telecommunications system utilizing a voice-over-IP network
NORTEL NETWORKS LTD385 citations98
US7826603B1Nov 2, 2010
Push-to-talk wireless telecommunications system utilizing a voice-over-IP network
NORTEL NETWORKS LTD71 citations97
US6223028B1Apr 24, 2001
Enhanced method and system for programming a mobile telephone over the air within a mobile telephone communication network
NORTEL NETWORKS LTD99 citations97
US6549771B2Apr 15, 2003
Enhanced method and system for programming a mobile telephone over the air within a mobile telephone communication network
NORTEL NETWORKS LTD45 citations96
US6490451B1Dec 3, 2002
System and method for providing packet-switched telephony
NORTEL NETWORKS LTD213 citations96
US6195546B1Feb 27, 2001
Method and apparatus for network initiated parameter updating
NORTEL NETWORKS LTD235 citations95
US7738855B2Jun 15, 2010
Providing a location service in a wireless communications network using an indication of whether the location service is an emergency-related location service or a law enforcement-related location service
NORTEL NETWORKS LTD23 citations92
USRE39878EOct 9, 2007
Method and apparatus for network initiated parameter updating
NORTEL NETWORKS LTD9 citations68
APPLE INC
3 patentsUS8694041B2Apr 8, 2014
Push-to-talk telecommunications system utilizing an voice-over-IP network
APPLE INC10 citations92
US9014742B2Apr 21, 2015
Push-to-talk telecommunications system utilizing an voice-over-IP network
APPLE INC2 citations62
US9723458B2Aug 1, 2017
Push-to-talk telecommunications system utilizing an voice-over-IP network
APPLE INC0 citations51
DENMAN ROBERT E
3 patentsUS8428237B1Apr 23, 2013
Push-to-talk wireless telecommunications system utilizing a voice-over-IP network
DENMAN ROBERT E8 citations82
US8854974B2Oct 7, 2014
Methods, systems, and computer readable media for deep packet inspection (DPI)-enabled traffic management for xDSL networks
DENMAN ROBERT E3 citations60
US8773981B2Jul 8, 2014
Systems and methods for dynamic congestion management in communications networks
DENMAN ROBERT E0 citations40