Chung Chieh Lee

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Long Grove, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Indoor localization with wayfinding techniques
- Patent number 8,731,817
- Issue date May 20, 2014
- Aaron E. Ballew
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Indoor localization with wayfinding techniques
- Publication number 20110276266
- Publication date Nov 10, 2011
- Aaron E. Ballew
- G01 - MEASURING TESTING