Xiaofeng Xu

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Fremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Color temperature tunable white light source
- Patent number 8,773,337
- Issue date Jul 8, 2014
- Intematix Corporation
- Yi-Qun Li
- F21 - LIGHTING
Information Patent Grant
Color temperature tunable white light source
- Patent number 8,203,260
- Issue date Jun 19, 2012
- Intematix Corporation
- Yi-Qun Li
- F21 - LIGHTING
Information Patent Grant
Color tunable light source
- Patent number 7,703,943
- Issue date Apr 27, 2010
- Intematix Corporation
- Yi-Qun Li
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
COLOR TEMPERATURE TUNABLE WHITE LIGHT SOURCE
- Publication number 20110204805
- Publication date Aug 25, 2011
- Intematix Corporation
- Yi-Qun Li
- F21 - LIGHTING
Information Patent Application
COLOR TUNABLE LIGHT SOURCE
- Publication number 20100052560
- Publication date Mar 4, 2010
- Intematix Corporation
- Yi-Qun Li
- F21 - LIGHTING
Information Patent Application
Color tunable light source
- Publication number 20080278927
- Publication date Nov 13, 2008
- Intematix Corporation
- Yi-Qun Li
- F21 - LIGHTING