SHANGHAI RI XIN BIOTECHNOLOGY CO., LTD.

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Patents Grantslast 30 patents

Information Patent Grant
Pyrroloquinoline quinone lithium salt crystal and preparation metho...
- Patent number 9,738,639
- Issue date Aug 22, 2017
- Shanghai Ri Xin Biotechnology Co., Ltd.
- Chunjiu Zhong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline polymorphs of benfotiamine, process for preparation and...
- Patent number 9,718,846
- Issue date Aug 1, 2017
- Shanghai Ri Xin Biotechnology Co., Ltd.
- Chunjiu Zhong
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PYRROLOQUINOLINE QUINONE LITHIUM SALT CRYSTAL AND PREPARATION METHO...
- Publication number 20160137641
- Publication date May 19, 2016
- SHANGHAI RI XIN BIOTECHNOLOGY CO., LTD.
- Chunjiu Zhong
- C07 - ORGANIC CHEMISTRY

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