Wen ZHANG

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Xi'an, CN

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Patents Grantslast 30 patents

Information Patent Grant
Organic compound, use thereof and organic electroluminescent device...
- Patent number 11,450,818
- Issue date Sep 20, 2022
- Shaanxi Lighte Optoelectronics Material Co., Ltd.
- Wen Zhang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Processing Method and System for Reducing Warp of Nitrogen-Doped Wafer
- Publication number 20240262008
- Publication date Aug 8, 2024
- Xi'an ESWIN Material Technology Co., Ltd.
- Na YI
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
ORGANIC COMPOUND, USE THEREOF AND ORGANIC ELECTROLUMINESCENT DEVICE...
- Publication number 20220165963
- Publication date May 26, 2022
- Shaanxi Lighte Optoelectronics Material Co., Ltd.
- Wen ZHANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...