Liying Yang

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Hebei Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Butylphthalide self-emulsifying drug delivery system, its preparati...
- Patent number 8,728,518
- Issue date May 20, 2014
- CSPC ZhongQi Pharmaceutical Technology (Shijiazhuang) Co., Ltd
- Zhentao Liu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Application of L-n-butylphthalide in preventing and treating dementia
- Patent number 8,552,058
- Issue date Oct 8, 2013
- CSPC Zhongqi Pharmaceutical Technology (Shijazhuang) Co., Ltd.
- Yipu Feng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Butylphthalide Self-Emulsifying Drug Delivery System, Its Preparati...
- Publication number 20080319056
- Publication date Dec 25, 2008
- Zhentao Liu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Application of L-N-Butylphthalide in Preventing and Treating Dementia
- Publication number 20070265336
- Publication date Nov 15, 2007
- Yipu Feng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE