Yongkai DU

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Phytase variants YeAPPA having improved gastric protein resistance...
- Patent number 11,155,793
- Issue date Oct 26, 2021
- Canfang Niu
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

Patents Applicationslast 30 patents

Information Patent Application
PHYTASE VARIANTS YEAPPA HAVING IMPROED PEPSIN RESISTANCE AND ACID R...
- Publication number 20200140833
- Publication date May 7, 2020
- FEED RESEARCH INSTITUTE CHINESE ACADEMY OF AGRICUL
- Canfang NIU
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES