Membership
Tour
Register
Log in
Chongjun Chen
Follow
Person
Guangdong P.R., CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Videoconferencing service system, videoconferencing service operati...
Patent number
7,417,663
Issue date
Aug 26, 2008
Huawei Technologies Co., LTD.
Yuefeng Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Videoconferencing service system, videoconferencing service operati...
Publication number
20050062842
Publication date
Mar 24, 2005
Yuefeng Yang
H04 - ELECTRIC COMMUNICATION TECHNIQUE