Fei Wei

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Device, system, backlight module and test method for simulating lig...
- Patent number 10,353,131
- Issue date Jul 16, 2019
- BOE Technology Group Co., Ltd.
- Yejia Qian
- F21 - LIGHTING
Information Patent Grant
Method and apparatus to measure gas amounts adsorbed on a powder sa...
- Patent number 6,981,426
- Issue date Jan 3, 2006
- Tsinghua University
- Dezheng Wang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE, SYSTEM, BACKLIGHT MODULE AND TEST METHOD FOR SIMULATING LIG...
- Publication number 20180188443
- Publication date Jul 5, 2018
- BOE TECHNOLOGY GROUP CO., LTD.
- Yejia QIAN
- F21 - LIGHTING
Information Patent Application
Method and apparatus to measure gas amounts adsorbed on a powder sa...
- Publication number 20040134258
- Publication date Jul 15, 2004
- Dezheng Wang
- G01 - MEASURING TESTING