Chengyong HE

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Photomask and exposure method
- Patent number 10,969,676
- Issue date Apr 6, 2021
- BOE Technology Group Co., Ltd.
- Chengyong He
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY DRIVING CIRCUIT, METHOD OF DRIVING DISPLAY DRIVING CIRCUIT,...
- Publication number 20210233477
- Publication date Jul 29, 2021
- CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Jinxiang LI
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
PHOTOMASK AND EXPOSURE METHOD
- Publication number 20190204729
- Publication date Jul 4, 2019
- BOE TECHNOLOGY GROUP CO., LTD.
- Chengyong HE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY