Inventor
RESS DAVID P
US12 patents
⚠️ This page may combine multiple inventors who share the name “RESS DAVID P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NORTEL NETWORKS LTD
7 patentsUS6324265B1Nov 27, 2001
Originator disposition options for communications session termination
NORTEL NETWORKS LTD109 citations95
US6888803B1May 3, 2005
System, method, and computer program product for connectivity of wireless base station to PSTN via an IP data network
NORTEL NETWORKS LTD110 citations93
US6885658B1Apr 26, 2005
Method and apparatus for interworking between internet protocol (IP) telephony protocols
NORTEL NETWORKS LTD147 citations93
US7587031B1Sep 8, 2009
Forced hold call handling in a VoP environment
NORTEL NETWORKS LTD31 citations90
US6775277B1Aug 10, 2004
Methods and systems for processing calls in a packet network using peer call servers
NORTEL NETWORKS LTD29 citations89
US7801157B2Sep 21, 2010
Methods and systems for processing calls in a packet network using peer call servers
NORTEL NETWORKS LTD4 citations59
US7715537B2May 11, 2010
Metering in packet-based telephony networks
NORTEL NETWORKS LTD3 citations54
RESS DAVID P
5 patentsUS9094256B1Jul 28, 2015
Media capability selection
RESS DAVID P12 citations82
US8656445B2Feb 18, 2014
Multimedia subsystem control for internet protocol based television services
RESS DAVID P8 citations82
US9204181B2Dec 1, 2015
Content overlays in on-demand streaming applications
RESS DAVID P5 citations71
US8233591B2Jul 31, 2012
Forced hold call handling in a VoP environment
RESS DAVID P2 citations59
US8705517B2Apr 22, 2014
Forced hold call handling in a VoP environment
RESS DAVID P0 citations49