Jinnv Liu

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Display substrate and preparation method therefor, and display device
- Patent number 12,284,902
- Issue date Apr 22, 2025
- BOE Technology Group Co., Ltd.
- Zhongyuan Sun

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY SUBSTRATE AND PREPARATION METHOD THEREFOR, AND DISPLAY DEVICE
- Publication number 20220384747
- Publication date Dec 1, 2022
- BOE TECHNOLOGY GROUP CO., LTD.
- Zhongyuan SUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DRIVING SUBSTRATE, LIGHT EMITTING DEVICE AND MANUFACTURING METHOD T...
- Publication number 20220336426
- Publication date Oct 20, 2022
- BOE TECHNOLOGY GROUP CO., LTD.
- Xiaoyan Zhu
- H01 - BASIC ELECTRIC ELEMENTS