Yufeng Qin

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Liaocheng city, CN

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Patents Grantslast 30 patents

Information Patent Grant
Gel product instant-dissolving block and preparation method thereof
- Patent number 11,547,671
- Issue date Jan 10, 2023
- DONG-E E-JIAO CO., LTD.
- Xiangshan Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Active small-molecule donkey-hide gelatin mixture and preparation m...
- Patent number 9,125,851
- Issue date Sep 8, 2015
- SHANGDONG DONG-E E-JIAO CO., LTD.
- Yufeng Qin
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
GEL PRODUCT INSTANT-DISSOLVING BLOCK AND PREPARATION METHOD THEREOF
- Publication number 20200397707
- Publication date Dec 24, 2020
- DONG-E E-JIAO CO., LTD
- Xiangshan ZHOU
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ACTIVE SMALL-MOLECULE DONKEY-HIDE GELATIN MIXTURE AND PREPARATION M...
- Publication number 20140315819
- Publication date Oct 23, 2014
- SHANDONG DONG-E E-JIAO CO., LTD.
- Yufeng Qin
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES