Guoying Zhang

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Yantai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Condensation product of theanine derivative and carboxylic acid cou...
- Patent number 9,518,038
- Issue date Dec 13, 2016
- Shandong Yingdong Yinghao Biotechnology, Inc.
- Guoying Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
CONDENSATION PRODUCT OF THEANINE DERIVATIVE AND CARBOXYLIC ACID COU...
- Publication number 20150239861
- Publication date Aug 27, 2015
- SHANDONG YINGDONG YINGHAO BIOTECHNOLOGY, INC.
- Guoying Zhang
- C07 - ORGANIC CHEMISTRY