Chee Keong Lee

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Hilliard, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Handling of forward-to numbers across regional and political bounda...
- Patent number 6,782,254
- Issue date Aug 24, 2004
- Lucent Technologies Inc.
- Michael Dwayne Chambers
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Providing telephone number data for international cellular roamer s...
- Patent number 6,587,688
- Issue date Jul 1, 2003
- Lucent Technologies Inc.
- Michael Dwayne Chambers
- H04 - ELECTRIC COMMUNICATION TECHNIQUE