Shengmei Zheng

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
LED lighting device and manufacturing method thereof
- Patent number 9,857,032
- Issue date Jan 2, 2018
- Ledvance GmbH
- Aiai Li
- F21 - LIGHTING
Information Patent Grant
Light-emitting device
- Patent number 9,689,557
- Issue date Jun 27, 2017
- Osram GmbH
- Peng Chen
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LIGHTING DEVICE
- Publication number 20150292725
- Publication date Oct 15, 2015
- Osram GmbH
- Tingming Liu
- F21 - LIGHTING
Information Patent Application
LIGHTING DEVICE
- Publication number 20150003041
- Publication date Jan 1, 2015
- OSRAM GMBH
- Shengmei Zheng
- F21 - LIGHTING
Information Patent Application
LED LIGHTING DEVICE AND MANUFACTURING METHOD THEREOF
- Publication number 20140321123
- Publication date Oct 30, 2014
- Aiai Li
- F21 - LIGHTING
Information Patent Application
LED LUMINARY AND METHOD FOR FABRICATING THE SAME
- Publication number 20140233230
- Publication date Aug 21, 2014
- OSRAM GMBH
- Peng Chen
- F21 - LIGHTING
Information Patent Application
LED LUMINAIRES BASED ON COLOR MIXING AND REMOTE PHOSPHOR ARRANGEMENT
- Publication number 20140233211
- Publication date Aug 21, 2014
- OSRAM GMBH
- Peng Chen
- F21 - LIGHTING
Information Patent Application
LIGHTING DEVICE
- Publication number 20140160726
- Publication date Jun 12, 2014
- OSRAM GMBH
- Peng Chen
- F21 - LIGHTING
Information Patent Application
Light-Emitting Device
- Publication number 20140140074
- Publication date May 22, 2014
- Peng Chen
- F21 - LIGHTING