ZHENYUAN LIU

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TAIPEI CITY, TW

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Patents Grantslast 30 patents

Information Patent Grant
Light emitting device with variable volume
- Patent number 8,217,594
- Issue date Jul 10, 2012
- Protek (shanghai) Limited
- Lu Hu
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LIGHT EMITTING DEVICE WITH VARIABLE VOLUME
- Publication number 20110074298
- Publication date Mar 31, 2011
- LU HU
- F21 - LIGHTING