Liqing Zeng

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Instant messaging system and method
- Patent number 8,566,404
- Issue date Oct 22, 2013
- Tencent (BVI) Limited
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Instant messaging system and method
- Patent number 8,560,939
- Issue date Oct 15, 2013
- Tencent (BVI) Limited
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Instant messaging system and method
- Patent number 8,412,785
- Issue date Apr 2, 2013
- Tencent (BVI) Limited
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Instant messaging system and method
- Patent number 8,190,182
- Issue date May 29, 2012
- Tencent (BVI) Limited
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Instant messaging system and method
- Patent number 8,190,181
- Issue date May 29, 2012
- Tencent (BVI) Limited
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Instant messaging system and method
- Patent number 7,512,407
- Issue date Mar 31, 2009
- Tencent (BVI) Limited
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
INSTANT MESSAGING SYSTEM AND METHOD
- Publication number 20140012935
- Publication date Jan 9, 2014
- Tencent (BVI) Limited
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INSTANT MESSAGING SYSTEM AND METHOD
- Publication number 20090191905
- Publication date Jul 30, 2009
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INSTANT MESSAGING SYSTEM AND METHOD
- Publication number 20090187835
- Publication date Jul 23, 2009
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INSTANT MESSAGING SYSTEM AND METHOD
- Publication number 20090187637
- Publication date Jul 23, 2009
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INSTANT MESSAGING SYSTEM AND METHOD
- Publication number 20090182808
- Publication date Jul 16, 2009
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INSTANT MESSAGING SYSTEM AND METHOD
- Publication number 20090181707
- Publication date Jul 16, 2009
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Instant messaging system and method
- Publication number 20040152477
- Publication date Aug 5, 2004
- Xiaoguang Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE