David Chen

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Ivyland, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for two-way internet access over a CATV networ...
- Patent number 7,203,953
- Issue date Apr 10, 2007
- TVWorks, LLC
- Weidong Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital TV system with synchronized World Wide Web content
- Patent number 7,096,484
- Issue date Aug 22, 2006
- TVWorks, LLC
- Weidong Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital TV system with synchronized world wide web content
- Patent number 6,886,178
- Issue date Apr 26, 2005
- Liberate Technologies
- Weidong Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for web-casting over digital broadcast TV network
- Patent number 6,459,427
- Issue date Oct 1, 2002
- Liberate Technologies
- Weidong Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Splicing compressed packetized digital video streams
- Patent number 5,917,830
- Issue date Jun 29, 1999
- General Instrument Corporation
- David Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Digital TV system with synchronized World Wide Web content
- Publication number 20030115612
- Publication date Jun 19, 2003
- Morecom, Inc.
- Weidong Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for two-way internet access over a CATV networ...
- Publication number 20020108119
- Publication date Aug 8, 2002
- Liberate Technologies, MoreCom Division, Inc.
- Weidong Mao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE