Yashu CHEN

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Sichuan Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pyridone or pyrimidone derivative, preparation method therefor and...
- Patent number 10,174,020
- Issue date Jan 8, 2019
- SICHUAN HAISCO PHARMACEUTICAL CO., LTD.
- Yonggang Wei
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PYRIDONE OR PYRIMIDONE DERIVATIVE, PREPARATION METHOD THEREFOR AND...
- Publication number 20170029423
- Publication date Feb 2, 2017
- Sichuan Haisco Pharmaceutical Co., Ltd.
- Yonggang Wei
- C07 - ORGANIC CHEMISTRY