Quansheng Liu

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Shenzhen Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Base, round tube housing and lamp including base and round tube hou...
- Patent number 9,255,668
- Issue date Feb 9, 2016
- Osram GmbH
- Zesheng Ye
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
END CAP OF LAMP TUBE AND ILLUMINATING DEVICE USING SAID END CAP
- Publication number 20160123543
- Publication date May 5, 2016
- OSRAM GMBH
- Junnan He
- F21 - LIGHTING
Information Patent Application
BASE, ROUND TUBE HOUSING AND LAMP INCLUDING BASE AND ROUND TUBE HOU...
- Publication number 20140240972
- Publication date Aug 28, 2014
- OSRAM GMBH
- Zesheng Ye
- F21 - LIGHTING