Cheng Chen

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Holmdel, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Application for a voice over IP (VoIP) telephony gateway and method...
- Patent number 6,665,293
- Issue date Dec 16, 2003
- Quintum Technologies, Inc.
- Timothy R. Thornton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distribution of protocol processes from network elements to end sta...
- Patent number 6,301,229
- Issue date Oct 9, 2001
- 3COM Corporation
- Kenneth Araujo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for an improved ISDN terminal adapter having automatic IS...
- Patent number 6,118,796
- Issue date Sep 12, 2000
- 3COM Corporation
- Reginald P. Best
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for an improved ISDN terminal adapter having automatic SP...
- Patent number 6,005,846
- Issue date Dec 21, 1999
- 3COM Corporation
- Reginald P. Best
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for ISDN terminal adapter DCE for automatically negotiating...
- Patent number 5,931,928
- Issue date Aug 3, 1999
- 3Com Corporaton
- Daniel M. Brennan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for asynchronous PPP and synchronous PPP conve...
- Patent number 5,666,362
- Issue date Sep 9, 1997
- 3COM Corporation
- Cheng T. Chen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Application for a voice over IP (VoIP) telephony gateway and method...
- Publication number 20020101860
- Publication date Aug 1, 2002
- Timothy R. Thornton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE