Weifeng Yi

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Osmotic pump controlled release tablet and preparation method thereof
- Patent number 9,005,661
- Issue date Apr 14, 2015
- Beijing Team Hospital Management Co., Ltd.
- Qingwei Jiang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
OSMOTIC PUMP CONTROLLED RELEASE TABLET AND PREPARATION METHOD THEREOF
- Publication number 20120171287
- Publication date Jul 5, 2012
- TEAM ACADEMY OF PHARMACEUTICAL SCIENCE
- Qingwei Jiang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE