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Dongmei Zhao
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Hamilton, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Reducing handoff latency for a mobile station
Patent number
8,929,327
Issue date
Jan 6, 2015
McMaster University
Amir Antoun Renne Sayegh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Conferencing PSTN gateway methods and apparatus to facilitate heter...
Patent number
8,467,350
Issue date
Jun 18, 2013
Research in Motion Limited
Vytautas Robertas Kezys
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Conferencing PSTN gateway methods and apparatus to facilitate heter...
Patent number
8,265,038
Issue date
Sep 11, 2012
Research in Motion Limited
Vytautas Robertas Kezys
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Conferencing PSTN gateway methods and apparatus to facilitate heter...
Patent number
7,986,665
Issue date
Jul 26, 2011
Research in Motion Limited
Vytautas Robertas Kezys
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless access point methods and apparatus for reduced power consu...
Patent number
7,436,790
Issue date
Oct 14, 2008
Research in Motion Limited
Terence D. Todd
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Conferencing PSTN Gateway Methods And Apparatus To Facilitate Heter...
Publication number
20120300678
Publication date
Nov 29, 2012
McMaster University
Vytautas Robertas Kezys
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Conferencing PSTN Gateway Methods And Apparatus To Facilitate Heter...
Publication number
20110243118
Publication date
Oct 6, 2011
Research in Motion Limited
Vytautas Robertas Kezys
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Reducing Handoff Latency for a Mobile Station
Publication number
20070274259
Publication date
Nov 29, 2007
McMaster University
Amir Antoun Renne Sayegh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Conferencing PSTN Gateway Methods And Apparatus To Facilitate Heter...
Publication number
20070070948
Publication date
Mar 29, 2007
Research In Motion Limited
Vytautas Robertas Kezys
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Time Management in a Wireless Access Point
Publication number
20070041353
Publication date
Feb 22, 2007
McMaster University
Yangyang Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Wireless access point methods and apparatus for reduced power consu...
Publication number
20050249137
Publication date
Nov 10, 2005
Terence D. Todd
H04 - ELECTRIC COMMUNICATION TECHNIQUE