Zhengfeng HUANG

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Display substrate and manufacturing method thereof
- Patent number 11,309,358
- Issue date Apr 19, 2022
- BOE Technology Group Co., Ltd.
- Shengping Du
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ETCHING METHOD, MANUFACTURING METHOD OF THIN FILM TRANSISTOR, PROCE...
- Publication number 20210225903
- Publication date Jul 22, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Shengping Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREOF
- Publication number 20210202583
- Publication date Jul 1, 2021
- BOE TECHNOLOGY GROUP CO., LTD.
- Shengping DU
- G02 - OPTICS