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Jason Songbo Xu
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Toronto, CA
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last 30 patents
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Patent Grant
Methods and devices for establishing secure communication channels
Patent number
11,743,300
Issue date
Aug 29, 2023
BlackBerry Limited
Chang Fung Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and devices for establishing secure communication channels
Patent number
11,178,190
Issue date
Nov 16, 2021
BlackBerry Limited
Chang Fung Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Processing certificate validation warnings
Patent number
10,270,603
Issue date
Apr 23, 2019
BlackBerry Limited
Chang Fung Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for managing a VPN connection
Patent number
10,205,705
Issue date
Feb 12, 2019
BlackBerry Limited
Krishna Kumar Bakthavathsalu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Verifying a certificate
Patent number
10,149,166
Issue date
Dec 4, 2018
BlackBerry Limited
Elliott Michael Guy Mazzuca
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Filtering network packets in multiple forwarding information base s...
Patent number
8,997,203
Issue date
Mar 31, 2015
BlackBerry Limited
Chi Chiu Tse
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
METHODS AND DEVICES FOR ESTABLISHING SECURE COMMUNICATION CHANNELS
Publication number
20240015186
Publication date
Jan 11, 2024
MALIKIE INNOVATIONS LIMITED
Chang Fung YANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND DEVICES FOR ESTABLISHING SECURE COMMUNICATION CHANNELS
Publication number
20220038508
Publication date
Feb 3, 2022
BlackBerry Limited
Chang Fung YANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHODS AND DEVICES FOR ESTABLISHING SECURE COMMUNICATION CHANNELS
Publication number
20200145464
Publication date
May 7, 2020
BLACKBERRY LIMITED
Chang Fung YANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROCESSING CERTIFICATE VALIDATION WARNINGS
Publication number
20170272256
Publication date
Sep 21, 2017
BlackBerry Limited
Chang Fung YANG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VERIFYING A CERTIFICATE
Publication number
20170208469
Publication date
Jul 20, 2017
BlackBerry Limited
Elliott Michael Guy MAZZUCA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR MANAGING A VPN CONNECTION
Publication number
20140207946
Publication date
Jul 24, 2014
BlackBerry Limited
Krishna Kumar BAKTHAVATHSALU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Filtering Network Packets in Multiple Forwarding Information Base S...
Publication number
20140047534
Publication date
Feb 13, 2014
Chi Chiu Tse
H04 - ELECTRIC COMMUNICATION TECHNIQUE