Nai Shu Wang

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Specimen collection and storage and transport device and method
- Patent number 7,048,693
- Issue date May 23, 2006
- Alfa Scientific Designs, Inc.
- David F. Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Specimen collection and storage and transport device and method
- Patent number 6,921,370
- Issue date Jul 26, 2005
- Alfa Scientific Designs, Inc.
- David F. Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Specimen collection and application apparatus
- Patent number 6,780,160
- Issue date Aug 24, 2004
- Akfa Scientific Designs, Inc.
- David Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Specimen collection and application apparatus
- Publication number 20050036910
- Publication date Feb 17, 2005
- David F. Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Lateral flow rapid immunoassay test device
- Publication number 20040191760
- Publication date Sep 30, 2004
- David F. Zhou
- G01 - MEASURING TESTING
Information Patent Application
Specimen collection and storage and transport device and method
- Publication number 20040184966
- Publication date Sep 23, 2004
- David F. Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Specimen collection and application apparatus
- Publication number 20040019295
- Publication date Jan 29, 2004
- David F. Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Specimen collection and storage and transport device and method
- Publication number 20040019298
- Publication date Jan 29, 2004
- David F. Zhou
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE