Qingjun LUAN

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Light bar assembling device and light bar assembling method using t...
- Patent number 10,508,781
- Issue date Dec 17, 2019
- BOE Technology Group Co., Ltd.
- Qing Zhang
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT BAR ASSEMBLING DEVICE AND LIGHT BAR ASSEMBLING METHOD USING T...
- Publication number 20180259139
- Publication date Sep 13, 2018
- BOE TECHNOLOGY GROUP CO., LTD.
- Qing ZHANG
- F21 - LIGHTING