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Research in Microfluidics 

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Research in Microfluidic Transport at Sandia National Laboratories

Sandia/CA Chem/Bio
IP CA Issued Patents

Sorted by issue date, updated 11/09/2007
SD# Patent# Issue Date Title Inventors
8084 5942093 08/24/1999 Electroosmotically Driven Liquid Delivery Method and Apparatus Deon S Anex, Chao Yan, David J Rakestraw, Richard N. Zare, Rajeev Dadoo
8112.0 6013164 01/11/2000 Electroosmotic Pumps and Valves David J Rakestraw, Phillip H Paul
8112.1 6019882 02/01/2000 Electrokinetic High Pressure Hydraulic System David J Rakestraw, Phillip H Paul
8119.0 6068767 05/30/2000 Device to Improve Detection in Electro-Chromatography Michael G Garguilo, David J Rakestraw, Phillip H Paul
8146 6086243 07/11/2000 Electrokinetic Micro-Fluid Mixer David J Rakestraw, Phillip H Paul
8237 6210986 04/03/2001 Microfluidic Channel Fabrication Method Don W. Arnold, Joseph S. Schoeniger, Gregory F. Cardinale
8112.4 6224728 05/01/2001 Valve Control for Fluid Michael Oborny, Phillip H. Paul, Kenneth Hencken, Joseph Schoeniger*
8209.0 6270641 08/07/2001 Method and Apparatus for Reducing Sample Dispersion in Turns and Junctions of Microchannel Systems Robert H Nilson, Stewart K Griffiths
8112.2 6277257 08/21/2001 Electrokinetic High Pressure Hydraulic System David W Neyer, Don W Arnold, Joseph S Schoeniger*, Phillip H Paul, David J Rakestraw, Joseph S Schoeniger
8208.0 6287440 09/11/2001 Method for Eliminating Gas Blocking in Electrokinetic Pumping Systems Don W Arnold, Joseph S Schoeniger*, Phillip H Paul
8245.0 6290909 09/18/2001 Sample Injector for High Pressure Liquid Chromatography Katherine B Smith, David W Neyer, Don W Arnold, Phillip H Paul
8119.1 6344145 02/05/2002 Device to Improve Detection in Electro-Chromatography Michael G Garguilo, David J Rakestraw, Phillip H Paul
8199.0 6428666 08/06/2002 Device for Online Electrokinetic Concentration of Charged Molecules Michael G Garguilo, David W Neyer, Anup K Singh, Joseph S Schoeniger*
8159 6444150 09/03/2002 Evaporative Packing Don W Arnold
8279 6460420 10/08/2002 Flowmeter for Pressure-Driven Chromatography Systems Phillip H. Paul, Don W. Arnold
8274 6,472,443 10/29/2002 Porous Polymer Media Timothy J Shepodd
8232.1 6495015 12/17/2002 Electrokinetically Pumped High Pressure Sprays Joseph S Schoeniger, Phillip H Paul
8279.1 6532802 03/18/2003 Flowmeter for Pressure-Driven Chromatography Systems Phillip H. Paul, Don W. Arnold
8112.6 6572749 06/03/2003 Electroosmotic Pumps and Valves David J Rakestraw, Phillip H Paul
8325 6,627,076 B2 09/30/2003 Compact MicroChannel System Stewart Griffiths
8396 6664550 12/16/2003 Apparatus to Collect, Classify, Concentrate, and Characterize Gas-Borne Particles Karl Wally, Daniel J. Rader, John R. Torczynski, John Brockman
8395 6675660 01/13/2004 Composition Pulse Time-of Flight Mass Flow Sensor Bruce Mosier, Robert W. Crocker, Cindy K. Harnett
8212 6,685,442 B2 02/03/2004 Conductive Polymer Based Micro Actuators and Valves David J Irvin, Douglas A Chinn
8209.2 6733730 B1 05/11/2004 Method and Apparatus for Reducing Sample Dispersion in Turns and Junctions of Microchannel Systems Robert H Nilson, Stewart K Griffiths
8263 6,770,182 08/03/2004 Method for Producing a Thin Sample Band in a Microchannel Device Robert H. Nilson, Stewart K. Griffiths
8363 6770201 08/03/2004 Cast-to-Shape Electrokinetic Trapping Medium Tim Shepodd,Elizabeth A. Franklin, Zane T. Prickett, Alexander Artau
8350 6770183 08/03/2004 An Electrokinetic Pump Kenneth Hencken, George Sartor
8298 6782746 08/31/2004 Mobile Monolithic Polymer Elements for Flow Control in Microfluidic Devices Jason E. Rehm, Timothy Sheppodd, Ernest F. Hasselbrink
8291 6,833,068 B2 12/21/2004 Passive Injection Control for Microfluidic Systems Don W Arnold, Phillip H Paul, David Neyer
8366 6,832,787 B1 12/21/2004 Edge Compression Manifold Apparatus Ronald F. Renzi
8383 6,843,272 B2 01/18/2005 An Ionic Conductivity Switch for Electrokinetic Flow Control Joseph Schoeniger, Eric Cummings, James Brennan*
8335 6,846,399 B2 01/25/2005 Castable Three-Dimensional Stationary Phase for Electric Field-Driven Applications William R. Even, Timothy J. Shepodd, Leroy L. Whinnery
8392 6865939 3/15/2005 Flourinated Silica mICROCHANNEL Surfaces Brian J. Kirby and Timothy J. Shepodd
8368 6918573 7/19/2005 Microvalve Ronald F. Renzi
8357 6926313 8/9/2005 High Pressure Capillary Connector Ron Renzi
8386.0 6952962 10/11/2005 Mobile Mololithic Polymer Elements for Flow Control in Microfluidic Devices Jason Rehm, Ernest Hasselbrink, Timothy Shepodd, Brian Kirby
8232.2 6,960,285 11/01/2005 Electrokinetically Pumped High Pressure Sprays Joseph S Schoeniger, Phillip H Paul
8369 6966336 11/22/2005 Fluid Injection Microvalve Ronald F. Renzi
8386.1 6,988,402 B2 01/24/2006 Mobile Mololithic Polymer Elements for Flow Control in Microfluidic Devices Jason Rehm, Ernest Hasselbrink, Timothy Shepodd, Brian Kirby
8289 6,994,826 B1 02/07/2006 Method and Apparatus for Controlling Cross-Contamination of Microfluidic Channels E.F. Hasselbink, J.E. Rehm, P.H. Paul, D.W. Arnold
8471 6998598 B2 02/14/2006 Optical Detector System Ronald F Renzi, Brent A Horn
8400.1 7005301 02/28/2006 Piecewise Uniform Conduction-Like Flow Channels and Method Therefore Eric Cummings
8409.0 7012342 03/14/2006 Low Power, Scalable Multichannel High Voltage Controller Robert W. Crocker, James F. Stamps, Daniel D. Yee, David W. Dils
8318 7014747 03/21/2006 Dielectrophoretic Systems Without Embedded Electrodes Eric Cummings, Anup Singh
8421.1 7022381 04/04/2006 High-dielectric-strength microvalve insulators Brian J. Kirby, David Stephen Riechmuth, Timothy J. Shepodd
8420 7094326 08/22/2006 Electrodes for Microfluidic Applications Cindy W. Harnett, Robert W. Crocker, Judith L. Rognlien
8427 7161334 01/09/2007 Modular High Voltage Power Supply for Chemical Analysis Daniel D Yee, James F Stamps
8366.1 7182371 02/27/2007 Edge Compression Manifold Apparatus Ronald F. Renzi
8347.0 7204923 04/17/2007 A continuous-flow dielectrophoretic particle Concentrator Eric B. Cummings
8477.1 7204264 04/17/2007 High Pressure Capillary Microfluidic Valve Device Robert W Crocker, Pamela F Caton
8427.1 7161334 11/09/2007 Modular High Voltage Power Supply for Chemical Analysis Daniel D Yee, James F Stamps