Jinxiang Zeng

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Fujian, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for preparing pyrrolidinyl urea derivative
- Patent number 11,691,965
- Issue date Jul 4, 2023
- Zhangzhou Pien Tze Huang Pharmaceutical Co., Ltd.
- Jinming Huang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrazine-2(1H)-ketone compound preparation method
- Patent number 11,535,609
- Issue date Dec 27, 2022
- Zhangzhou Pien Tze Huang Pharmaceutical Co., Ltd.
- Jinming Huang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Total flavonoids extract of Gynura formosana Kitam., preparation me...
- Patent number 11,298,390
- Issue date Apr 12, 2022
- Zhangzhou Pien Tze Huang Pharmaceutical Co., Ltd.
- Huijun Yuan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING PYRROLIDINYL UREA DERIVATIVE
- Publication number 20230065496
- Publication date Mar 2, 2023
- ZHANGZHOU PIEN TZE HUANG PHARMACEUTICAL CO., LTD.
- Jinming HUANG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PYRAZINE-2(1H)-KETONE COMPOUND PREPARATION METHOD
- Publication number 20220380350
- Publication date Dec 1, 2022
- ZHANGZHOU PIEN TZE HUANG PHARMACEUTICAL CO., LTD.
- Jinming HUANG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Total Flavonoids Extract of Gynura Formosana Kitam., Preparation Me...
- Publication number 20200222484
- Publication date Jul 16, 2020
- Zhangzhou Pien Tze Huang Pharmaceutical Co., Ltd.
- Huijun Yuan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE