DM

David Ma

BL Blackberry Limited: 6 patents #531 of 2,554Top 25%
RL Research In Motion Limited: 3 patents #550 of 1,397Top 40%
Overall (All Time): #571,343 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9749330 Method and system for data session establishment Asif Hossain, Lan Lu, Kwong Hang Kevin Chan 2017-08-29
9131379 Method and system for data session establishment Asif Hossain, Lan Lu, Kwong Hang Kevin Chan 2015-09-08
8971191 Method and apparatus for dynamically changing the monitoring of a cellular data connection Jin Kim, Asif Hossain, Denis Fedotenko 2015-03-03
8843112 Method and system for data session establishment Asif Hossain, Kwong Hang Kevin Chan, Lan Lu 2014-09-23
8638752 Method and system for handling QOS flows when moving between systems Jose Antonio Gomez Velez, Ying Zhao, Abey George, Shiva Mirzaei-Rezaei 2014-01-28
8626109 Method for controlling of receive diversity in an antenna system Asif Hossain, Rakesh Gupta 2014-01-07
8310992 System and method of data access for mobile stations Asif Hossain 2012-11-13
7978648 System and method of data access for mobile stations Hossain Asif 2011-07-12
7756075 System and method of data access for mobile stations Asif Hossain 2010-07-13