Brian Cheng-Jean Chen

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Naperville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for locating a subscriber unit in a communicat...
- Patent number 6,141,558
- Issue date Oct 31, 2000
- Motorola, Inc.
- Brian Cheng-Jean Chen
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for a radio remote repeater in a digital cellu...
- Patent number 5,887,261
- Issue date Mar 23, 1999
- Motorola, Inc.
- John Csapo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE