Charles W. Ragsdale

Person

Garden Grove, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Localized temperature control for spatial arrays of reaction media
- Patent number 8,945,881
- Issue date Feb 3, 2015
- Bio-Rad Laboratories, Inc.
- German Arciniegas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Centrifugal force-based system for detection/treatment of membrane-...
- Patent number 8,221,299
- Issue date Jul 17, 2012
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Electroporation system with dial-in time constant
- Patent number 8,222,909
- Issue date Jul 17, 2012
- Bio-Rad Laboratories, Inc.
- Charles Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Electroporation cuvette with spatially variable electric field
- Patent number 8,043,838
- Issue date Oct 25, 2011
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Composite electroporation plate with interchangeable well inserts
- Patent number 8,017,381
- Issue date Sep 13, 2011
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Individual-cell electroporation using area-focused electric fields
- Patent number 8,008,063
- Issue date Aug 30, 2011
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
High-throughput electroporation chamber with functional lid for ris...
- Patent number 7,943,367
- Issue date May 17, 2011
- Bio-Rad Laboratories, Inc.
- Michelle Collins
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Multi-channel electroporation system
- Patent number 7,923,238
- Issue date Apr 12, 2011
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Apparatus for high-throughput electroporation
- Patent number 7,799,555
- Issue date Sep 21, 2010
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Localized temperature control for spatial arrays of reaction media
- Patent number 7,771,933
- Issue date Aug 10, 2010
- Bio-Rad Laboratories, Inc.
- German Arciniegas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Controlling an electrical signal sent to a sample load using a puls...
- Patent number 7,750,605
- Issue date Jul 6, 2010
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Methods for measuring sample resistance in electroporation
- Patent number 7,576,549
- Issue date Aug 18, 2009
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Imaging method and apparatus
- Patent number 7,454,047
- Issue date Nov 18, 2008
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- G01 - MEASURING TESTING
Information Patent Grant
Imaging method and apparatus
- Patent number 7,428,322
- Issue date Sep 23, 2008
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- G01 - MEASURING TESTING
Information Patent Grant
Resistance circuit stabilization and pulse duration control systems...
- Patent number 6,771,082
- Issue date Aug 3, 2004
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Electroporation cuvette insert for facilitating membrane-based fusion
- Patent number 6,713,292
- Issue date Mar 30, 2004
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Electroporation cell with arc prevention/reduction
- Patent number 6,258,592
- Issue date Jul 10, 2001
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Transfection high-voltage controller
- Patent number 5,729,426
- Issue date Mar 17, 1998
- Bio-Rad Laboratories
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Transfection high-voltage controller
- Patent number 5,656,926
- Issue date Aug 12, 1997
- Bio-Rad Laboratories
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Transfection high-voltage controller
- Patent number 5,642,035
- Issue date Jun 24, 1997
- Bio-Rad Laboratories
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Arc detection system
- Patent number 5,280,404
- Issue date Jan 18, 1994
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- G01 - MEASURING TESTING
Information Patent Grant
Circulating chiller for electrified solutions
- Patent number 5,183,101
- Issue date Feb 2, 1993
- Bio-Rad Laboratories, Inc.
- William A. Penaluna
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Contour-clamped homogeneous electric field generator
- Patent number 4,878,008
- Issue date Oct 31, 1989
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- G05 - CONTROLLING REGULATING
Information Patent Grant
Transfection high voltage controller
- Patent number 4,750,100
- Issue date Jun 7, 1988
- Bio-Rad Laboratories
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
System and method for analyzing tonosignals
- Patent number 4,344,037
- Issue date Aug 10, 1982
- Cavitron Corporation
- Charles W. Ragsdale
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Precisely movable mirror mount
- Patent number 4,310,224
- Issue date Jan 12, 1982
- Cavitron Corporation
- August Weilbach
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for analyzing tonosignals
- Patent number 4,164,863
- Issue date Aug 21, 1979
- Cavitron Corporation
- Charles W. Ragsdale
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
LOCALIZED TEMPERATURE CONTROL FOR SPATIAL ARRAYS OF REACTION MEDIA
- Publication number 20150258547
- Publication date Sep 17, 2015
- Bio-Rad Laboratories, Inc.
- German Arciniegas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
TRANSFECTION BY LASER PORATION ON ROTATING CYLINDER
- Publication number 20100297753
- Publication date Nov 25, 2010
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
LOCALIZED TEMPERATURE CONTROL FOR SPATIAL ARRAYS OF REACTION MEDIA
- Publication number 20100099581
- Publication date Apr 22, 2010
- Bio-Rad Laboratories, Inc.
- German Arciniegas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ELECTROPORATION SYSTEM WITH DIAL-IN TIME CONSTANT
- Publication number 20100049372
- Publication date Feb 25, 2010
- Bio-Rad Laboratories, Inc.
- Charles Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
CENTRIFUGAL FORCE-BASED SYSTEM FOR DETECTION/TREATMENT OF MEMBRANE-...
- Publication number 20100041122
- Publication date Feb 18, 2010
- Bio-Rad Laboratories, Inc., a Corporation of the state of Delaware
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
INDIVIDUAL-CELL ELECTROPORATION USING AREA-FOCUSED ELECTRIC FIELDS
- Publication number 20090317883
- Publication date Dec 24, 2009
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
ELECTROPORATION OF ADHERENT CELLS WITH AN ARRAY OF CLOSELY SPACED E...
- Publication number 20090305380
- Publication date Dec 10, 2009
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
USE OF DISK SURFACE FOR ELECTROPORATION OF ADHERENT CELLS
- Publication number 20090269851
- Publication date Oct 29, 2009
- BIO-RAD LABORATORIES, INC. a corporation of the state of Delaware
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Electroporation Cuvette With Spatially Variable Electric Field
- Publication number 20090209017
- Publication date Aug 20, 2009
- BIO-RAD LABORATORIES, INC. a corporation of the state of Delaware
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
TRANSFECTION IN MAGNETICALLY DRIVEN CONTINUOUS FLOW
- Publication number 20090081750
- Publication date Mar 26, 2009
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
COMPOSITE ELECTROPORATION PLATE WITH INTERCHANGEABLE WELL INSERTS
- Publication number 20080220493
- Publication date Sep 11, 2008
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
HIGH-THROUGHPUT ELECTROPORATION CHAMBER WITH FUNCTIONAL LID FOR RIS...
- Publication number 20080156640
- Publication date Jul 3, 2008
- Bio-Rad Laboratories, Inc.
- Michelle Collins
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
TRANSFECTION IN ELECTRONICALLY DRIVEN CONTINUOUS FLOW
- Publication number 20080138876
- Publication date Jun 12, 2008
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Electroporation Cuvette with High Field Intensity and Field-Induced...
- Publication number 20080124778
- Publication date May 29, 2008
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Resistor pulse modulation
- Publication number 20080106238
- Publication date May 8, 2008
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHODS FOR MEASURING SAMPLE RESISTANCE IN ELECTROPORATION
- Publication number 20080076144
- Publication date Mar 27, 2008
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Apparatus for High-Throughput Electroporation
- Publication number 20070249036
- Publication date Oct 25, 2007
- Bio-Rad Laboratories Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
MULTI-CHANNEL ELECTROPORATION SYSTEM
- Publication number 20070231873
- Publication date Oct 4, 2007
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Imaging method and apparatus
- Publication number 20070092125
- Publication date Apr 26, 2007
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- G01 - MEASURING TESTING
Information Patent Application
Imaging method and apparatus
- Publication number 20060274922
- Publication date Dec 7, 2006
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- G01 - MEASURING TESTING
Information Patent Application
AUTOMATIC ELECTROPORATION OPTIMIZATION SYSTEM
- Publication number 20060246572
- Publication date Nov 2, 2006
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Localized temperature control for spatial arrays of reaction media
- Publication number 20050009070
- Publication date Jan 13, 2005
- Bio-Rad Laboratories, Inc., a Corporation of the state of Delaware
- German Arciniegas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Resistance circuit stabilization and pulse duration control systems...
- Publication number 20030139889
- Publication date Jul 24, 2003
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Automatic electroporation optimization system
- Publication number 20030129716
- Publication date Jul 10, 2003
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Electroporation cuvette insert for facilitating membrane-based fusion
- Publication number 20030124713
- Publication date Jul 3, 2003
- Bio-Rad Laboratories, Inc.
- Charles W. Ragsdale
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

Charles W. Ragsdale

Person

Patents Grantslast 30 patents

Localized temperature control for spatial arrays of reaction media

Centrifugal force-based system for detection/treatment of membrane-...

Electroporation system with dial-in time constant

Electroporation cuvette with spatially variable electric field

Composite electroporation plate with interchangeable well inserts

Individual-cell electroporation using area-focused electric fields

High-throughput electroporation chamber with functional lid for ris...

Multi-channel electroporation system

Apparatus for high-throughput electroporation

Localized temperature control for spatial arrays of reaction media

Controlling an electrical signal sent to a sample load using a puls...

Methods for measuring sample resistance in electroporation

Imaging method and apparatus

Imaging method and apparatus

Resistance circuit stabilization and pulse duration control systems...

Electroporation cuvette insert for facilitating membrane-based fusion

Electroporation cell with arc prevention/reduction

Transfection high-voltage controller

Transfection high-voltage controller

Transfection high-voltage controller

Arc detection system

Circulating chiller for electrified solutions

Contour-clamped homogeneous electric field generator

Transfection high voltage controller

System and method for analyzing tonosignals

Precisely movable mirror mount

System and method for analyzing tonosignals

Patents Applicationslast 30 patents

LOCALIZED TEMPERATURE CONTROL FOR SPATIAL ARRAYS OF REACTION MEDIA

TRANSFECTION BY LASER PORATION ON ROTATING CYLINDER

LOCALIZED TEMPERATURE CONTROL FOR SPATIAL ARRAYS OF REACTION MEDIA

ELECTROPORATION SYSTEM WITH DIAL-IN TIME CONSTANT

CENTRIFUGAL FORCE-BASED SYSTEM FOR DETECTION/TREATMENT OF MEMBRANE-...

INDIVIDUAL-CELL ELECTROPORATION USING AREA-FOCUSED ELECTRIC FIELDS

ELECTROPORATION OF ADHERENT CELLS WITH AN ARRAY OF CLOSELY SPACED E...

USE OF DISK SURFACE FOR ELECTROPORATION OF ADHERENT CELLS

Electroporation Cuvette With Spatially Variable Electric Field

TRANSFECTION IN MAGNETICALLY DRIVEN CONTINUOUS FLOW

COMPOSITE ELECTROPORATION PLATE WITH INTERCHANGEABLE WELL INSERTS

HIGH-THROUGHPUT ELECTROPORATION CHAMBER WITH FUNCTIONAL LID FOR RIS...

TRANSFECTION IN ELECTRONICALLY DRIVEN CONTINUOUS FLOW

Electroporation Cuvette with High Field Intensity and Field-Induced...

Resistor pulse modulation

METHODS FOR MEASURING SAMPLE RESISTANCE IN ELECTROPORATION

Apparatus for High-Throughput Electroporation

MULTI-CHANNEL ELECTROPORATION SYSTEM

Imaging method and apparatus

Imaging method and apparatus

AUTOMATIC ELECTROPORATION OPTIMIZATION SYSTEM

Localized temperature control for spatial arrays of reaction media

Resistance circuit stabilization and pulse duration control systems...

Automatic electroporation optimization system

Electroporation cuvette insert for facilitating membrane-based fusion