Qingyun Bai

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Display panel, display device and manufacturing method of the displ...
- Patent number 11,793,035
- Issue date Oct 17, 2023
- Chengdu BOE Optoelectronics Technology Co., Ltd.
- Xianghua Nan
Information Patent Grant
Display panel, display device and manufacturing method of the displ...
- Patent number 11,362,157
- Issue date Jun 14, 2022
- Chengdu Boe Optoelectronics Technology Co., Ltd.
- Xianghua Nan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY PANEL, DISPLAY DEVICE AND MANUFACTURING METHOD OF THE DISPL...
- Publication number 20220271110
- Publication date Aug 25, 2022
- CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Xianghua NAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DISPLAY PANEL, DISPLAY DEVICE AND MANUFACTURING METHOD OF THE DISPL...
- Publication number 20210151528
- Publication date May 20, 2021
- CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Xianghua NAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR PREPARING CONJUGATED POLYMER FILM, LIGHT-EMITTING DIODE,...
- Publication number 20200168802
- Publication date May 28, 2020
- CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Zengqiang XIA
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
DISPLAY SUBSTRATE, DISPLAY DEVICE AND MANUFACTURING METHOD OF DISPL...
- Publication number 20190206946
- Publication date Jul 4, 2019
- BOE TECHNOLOGY GROUP CO., LTD.
- Zhengyin XU
- H01 - BASIC ELECTRIC ELEMENTS