David Yu Pin Yang

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Cary, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods systems and computer program products for processing an eve...
- Patent number 6,820,121
- Issue date Nov 16, 2004
- International Business Machines Corporation
- Gregory M. Callis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods systems and computer program products for processing comple...
- Patent number 6,662,235
- Issue date Dec 9, 2003
- International Business Machines Corporation
- Gregory M. Callis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE