Guohua Xu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Base substrate and manufacturing method therefor, apparatus, displa...
- Patent number 11,249,356
- Issue date Feb 15, 2022
- HEFEI BOE Optoelectronics Technology Co., Ltd.
- Wei Qin
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Array substrate and display device
- Patent number 10,908,465
- Issue date Feb 2, 2021
- BOE Technology Group Co., Ltd.
- Peng Zeng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display substrate, method of fabricating the same, and display device
- Patent number 10,539,836
- Issue date Jan 21, 2020
- BOE Technology Group Co., Ltd.
- Guohua Xu
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
BASE SUBSTRATE AND MANUFACTURING METHOD THEREFOR, APPARATUS, DISPLA...
- Publication number 20200355969
- Publication date Nov 12, 2020
- HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Wei QIN
- G02 - OPTICS
Information Patent Application
ARRAY SUBSTRATE AND DISPLAY DEVICE
- Publication number 20190155113
- Publication date May 23, 2019
- Peng ZENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Array Substrate and Manufacturing Method Thereof, Display Panel and...
- Publication number 20170285430
- Publication date Oct 5, 2017
- BOE TECHNOLOGY GROUP CO., LTD.
- Ling Hu
- G02 - OPTICS
Information Patent Application
Display Substrate, Method of Fabricating the Same, and Display Device
- Publication number 20170090233
- Publication date Mar 30, 2017
- BOE TECHNOLOGY GROUP CO., LTD.
- Guohua Xu
- G02 - OPTICS