CR

Charles W. Ragsdale

BL Bio-Rad Laboratories: 24 patents #10 of 739Top 2%
CA Cavitron: 2 patents #1 of 20Top 5%
📍 Garden Grove, CA: #15 of 564 inventorsTop 3%
🗺 California: #20,738 of 386,348 inventorsTop 6%
Overall (All Time): #155,307 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
8945881 Localized temperature control for spatial arrays of reaction media German Arciniegas, Jeff Ceremony, Daniel Y. Chu 2015-02-03
8221299 Centrifugal force-based system for detection/treatment of membrane-encased structures 2012-07-17
8222909 Electroporation system with dial-in time constant 2012-07-17
8043838 Electroporation cuvette with spatially variable electric field 2011-10-25
8017381 Composite electroporation plate with interchangeable well inserts John Morrill 2011-09-13
8008063 Individual-cell electroporation using area-focused electric fields 2011-08-30
7943367 High-throughput electroporation chamber with functional lid for risk reduction Michelle Collins, Steven Kulisch, Teresa Rubio, Gary Bouchard 2011-05-17
7923238 Multi-channel electroporation system 2011-04-12
7799555 Apparatus for high-throughput electroporation John M. Fuller, Nicholas R. Stephens 2010-09-21
7771933 Localized temperature control for spatial arrays of reaction media German Arciniegas, Jeff Ceremony, Daniel Y. Chu 2010-08-10
7750605 Controlling an electrical signal sent to a sample load using a pulse modulated resistance 2010-07-06
7576549 Methods for measuring sample resistance in electroporation 2009-08-18
7454047 Imaging method and apparatus 2008-11-18
7428322 Imaging method and apparatus 2008-09-23
6771082 Resistance circuit stabilization and pulse duration control systems for electroporation instruments Tony Chiu 2004-08-03
6713292 Electroporation cuvette insert for facilitating membrane-based fusion 2004-03-30
6258592 Electroporation cell with arc prevention/reduction John Tagliamonte 2001-07-10
5729426 Transfection high-voltage controller 1998-03-17
5656926 Transfection high-voltage controller 1997-08-12
5642035 Transfection high-voltage controller 1997-06-24
5280404 Arc detection system 1994-01-18
5183101 Circulating chiller for electrified solutions William A. Penaluna 1993-02-02
4878008 Contour-clamped homogeneous electric field generator 1989-10-31
4750100 Transfection high voltage controller 1988-06-07
4344037 System and method for analyzing tonosignals 1982-08-10