Yunsong Zhang

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
End cap of lamp tube and illuminating device using said end cap
- Patent number 10,267,500
- Issue date Apr 23, 2019
- LEDVANCE GmbH
- Junnan He
- 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