Yajin Ni

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Germantown, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for reducing DNA impurities in viral compositions
- Patent number 8,778,653
- Issue date Jul 15, 2014
- Yisheng Biopharma Holdings Ltd.
- Yi Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Regulated nucleic acid expression system
- Patent number 8,043,611
- Issue date Oct 25, 2011
- VIRxSYS Corporation
- Yung-Nien Chang
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Regulated nucleic acid expression system
- Patent number 6,835,568
- Issue date Dec 28, 2004
- VIRxSYS Corporation
- Yung-Nien Chang
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

Patents Applicationslast 30 patents

Information Patent Application
Method for Reducing DNA Impurities in Viral Compositions
- Publication number 20130203152
- Publication date Aug 8, 2013
- YISHENG BIOPHARMA HOLDINGS LTD.
- Yi Zhang
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
NON-INTEGRATING LENTI/ADENO-ASSOCIATED VIRUS HYBRID VECTOR SYSTEM
- Publication number 20110207226
- Publication date Aug 25, 2011
- VIRxSYS Corporation
- Yajin NI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Regulated nucleic acid expression system
- Publication number 20060121579
- Publication date Jun 8, 2006
- Yung-Nien Chang
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Vector packaging cell line
- Publication number 20060003452
- Publication date Jan 5, 2006
- VIRxSYS Corporation
- Laurent Humeau
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Regulated nucleic acid expression system
- Publication number 20030087419
- Publication date May 8, 2003
- Yung-Nien Chang
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...