Youqing LIANG

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tube lamp
- Patent number 9,958,120
- Issue date May 1, 2018
- Angeled Co., Ltd.
- Jianjun Liu
- F21 - LIGHTING
Information Patent Grant
LED ceiling lamp
- Patent number 9,791,115
- Issue date Oct 17, 2017
- Unilumin Group Co., Ltd.
- Youqing Liang
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LED LIGHT
- Publication number 20180128457
- Publication date May 10, 2018
- Angeled Co., Ltd.
- Youqing LIANG
- F21 - LIGHTING
Information Patent Application
TUBE LAMP
- Publication number 20170159899
- Publication date Jun 8, 2017
- ANGELED CO., LTD.
- Jianjun LIU
- F21 - LIGHTING
Information Patent Application
LED CEILING LAMP
- Publication number 20160348862
- Publication date Dec 1, 2016
- UNILUMIN GROUP CO., LTD.
- Youqing LIANG
- F21 - LIGHTING
Information Patent Application
LED CEILING LAMP
- Publication number 20160116147
- Publication date Apr 28, 2016
- UNILUMIN GROUP CO., LTD.
- Youqing LIANG
- F21 - LIGHTING
Information Patent Application
LED LAMP AND LIGHT EFFECT IMPROVING METHOD THEREOF
- Publication number 20140168992
- Publication date Jun 19, 2014
- CIVILIGHT SHENZHEN SEMICONDUCTOR LIGHTING CO., LTD .
- Xinshen Xue
- F21 - LIGHTING
Information Patent Application
CONDENSER LENS, LAMP AND CAMERA
- Publication number 20120328278
- Publication date Dec 27, 2012
- Civilight Shenzhen Semiconductor Lighting Co.,Ltd.
- Youqing Liang
- G02 - OPTICS