Chenghui Li

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
METAL COMPLEX, ORGANIC ELECTROLUMINESCENT ELEMENT COMPRISING SAME,...
- Publication number 20230348508
- Publication date Nov 2, 2023
- BEIJING BAYI SPACE LIQUID CRYSTAL TECHNOLOGY CO. LTD.
- Jianhua CAO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC COMPOUND, ORGANIC ELECTROLUMINESCENT MATERIAL AND ORGANIC E...
- Publication number 20230286992
- Publication date Sep 14, 2023
- BEIJING BAYI SPACE LIQUID CRYSTAL TECHNOLOGY CO., LTD.
- Jianhua CAO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...