Chuanchuan CHANG

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
DISPLAY PANEL AND DISPLAY DEVICE
- Publication number 20250239220
- Publication date Jul 24, 2025
- BOE TECHNOLOGY GROUP CO., LTD.
- Zhichong WANG
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DE...
- Publication number 20240306457
- Publication date Sep 12, 2024
- Hefei BOE Joint Technology Co.,Ltd.
- Liu WU