Membership
Tour
Register
Log in
Huajun Cao
Follow
Person
Beijing, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method and device for authenticating MS that has an R-UIM by using...
Patent number
7,649,995
Issue date
Jan 19, 2010
Samsung Electronics Co., Ltd.
Weimin Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for access authentication in wireless mobile c...
Patent number
7,607,013
Issue date
Oct 20, 2009
Samsung Electronics Co., Ltd.
Weimin Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Method and device for authenticating MS that has an R-UIM by using...
Publication number
20050221801
Publication date
Oct 6, 2005
Samsung Electronics Co., Ltd.
Weimin Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for access authentication in wireless mobile c...
Publication number
20050197104
Publication date
Sep 8, 2005
Samsung Electronics Co., Ltd.
Weimin Liu
H04 - ELECTRIC COMMUNICATION TECHNIQUE