James Tjin-Tek Chang

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Chapel Hill, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods and systems for triggerless screening of wireless message s...
- Patent number 7,133,420
- Issue date Nov 7, 2006
- Tekelec
- James Tjin-Tek Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for providing triggerless intelligent network (...
- Patent number 6,959,076
- Issue date Oct 25, 2005
- Tekelec
- James Tjin-Tek Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE