David F. Zhou

Person

Poway, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Progressive compression driven flow cartridge for analyte detecting...
- Patent number 9,377,457
- Issue date Jun 28, 2016
- Naishu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Interrupted, gravity-promoted, diffused flow chromatography strip t...
- Patent number 8,021,625
- Issue date Sep 20, 2011
- DNT Scientific Research, LLC
- Naishu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Specimen collecting and testing device
- Patent number D626249
- Issue date Oct 26, 2010
- Alfa Scientific Designs, Inc.
- Naishu Wang
- D24 - Medical and laboratory equipment
Information Patent Grant
Delayed and diffused flow rapid confirmatory immunological testing...
- Patent number 7,655,184
- Issue date Feb 2, 2010
- DNT Scientific Research, LLC
- Naishu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Interrupted flow rapid confirmatory immunological testing device an...
- Patent number 7,638,093
- Issue date Dec 29, 2009
- DNT Scientific Research, LLC
- Naishu Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Delayed and diffused flow rapid confirmatory immunological testing...
- Patent number 7,238,322
- Issue date Jul 3, 2007
- DNT Scientific Research, LLC
- Naishu Wang
- G01 - MEASURING TESTING
Information Patent Grant
Specimen collection and application apparatus
- Patent number 7,163,514
- Issue date Jan 16, 2007
- 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 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
Information Patent Grant
Specimen collection tube
- Patent number D477669
- Issue date Jul 22, 2003
- Alfa Scientific Design, Inc.
- David F. Zhou
- D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents

Information Patent Application
Progressive compression driven flow cartridge for analyte detecting...
- Publication number 20170108498
- Publication date Apr 20, 2017
- Naishu Wang
- G01 - MEASURING TESTING
Information Patent Application
Interrupted, gravity-promoted, diffused flow chromatography strip t...
- Publication number 20070269906
- Publication date Nov 22, 2007
- Naishu Wang
- G01 - MEASURING TESTING
Information Patent Application
Delayed and diffused flow rapid confirmatory immunological testing...
- Publication number 20070184492
- Publication date Aug 9, 2007
- Naishu Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Diffused interrupted lateral flow immunoassay device and method
- Publication number 20060292700
- Publication date Dec 28, 2006
- Naishu Wang
- G01 - MEASURING TESTING
Information Patent Application
Fecal specimen collection, preserving and transport device and method
- Publication number 20060210448
- Publication date Sep 21, 2006
- Naishu Wang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Delayed and diffused flow rapid confirmatory immunological testing...
- Publication number 20060051237
- Publication date Mar 9, 2006
- Naishu Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Interrupted flow rapid confirmatory immunological testing device an...
- Publication number 20050186111
- Publication date Aug 25, 2005
- Naishu Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Interrupted, vertical flow testing device
- Publication number 20050163658
- Publication date Jul 28, 2005
- Naishu Wang
- G01 - MEASURING TESTING
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
Immunological assay test device
- Publication number 20040018636
- Publication date Jan 29, 2004
- David F. Zhou
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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

David F. Zhou

Person

Patents Grantslast 30 patents

Progressive compression driven flow cartridge for analyte detecting...

Interrupted, gravity-promoted, diffused flow chromatography strip t...

Specimen collecting and testing device

Delayed and diffused flow rapid confirmatory immunological testing...

Interrupted flow rapid confirmatory immunological testing device an...

Delayed and diffused flow rapid confirmatory immunological testing...

Specimen collection and application apparatus

Specimen collection and storage and transport device and method

Specimen collection and storage and transport device and method

Specimen collection and application apparatus

Specimen collection tube

Patents Applicationslast 30 patents

Progressive compression driven flow cartridge for analyte detecting...

Interrupted, gravity-promoted, diffused flow chromatography strip t...

Delayed and diffused flow rapid confirmatory immunological testing...

Diffused interrupted lateral flow immunoassay device and method

Fecal specimen collection, preserving and transport device and method

Delayed and diffused flow rapid confirmatory immunological testing...

Interrupted flow rapid confirmatory immunological testing device an...

Interrupted, vertical flow testing device

Specimen collection and application apparatus

Lateral flow rapid immunoassay test device

Specimen collection and storage and transport device and method

Specimen collection and application apparatus

Immunological assay test device

Specimen collection and storage and transport device and method