Changcheng Xu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Organic electroluminescent transistor array substrate and fabricati...
- Patent number 9,935,162
- Issue date Apr 3, 2018
- BOE Technology Group Co., Ltd.
- Xuyuan Li
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ORGANIC ELECTROLUMINESCENT TRANSISTOR ARRAY SUBSTRATE AND FABRICATI...
- Publication number 20170025491
- Publication date Jan 26, 2017
- BOE TECHNOLOGY GROUP CO., LTD.
- Xuyuan Li
- H01 - BASIC ELECTRIC ELEMENTS