Qifei Tu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tunable white color methods and uses thereof
- Patent number 8,766,555
- Issue date Jul 1, 2014
- Huizhou Light Engine Ltd.
- Qifei Tu
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
TUNABLE WHITE COLOR METHODS AND USES THEREOF
- Publication number 20120001555
- Publication date Jan 5, 2012
- Qifei Tu
- F21 - LIGHTING