Eng-Keong Lee

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Chandler, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Endpoint status notification system
- Patent number 8,103,722
- Issue date Jan 24, 2012
- Inter-Tel, Inc.
- Eng-Keong Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Endpoint status notification system
- Publication number 20050108348
- Publication date May 19, 2005
- Eng-Keong Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE