1
J Michael Ramsey: Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesis. Lockheed Martin Energy Research Corporation, Dann Dorfman Herrell and Skillman, January 12, 1999: US05858195 (256 worldwide citation)

A microchip laboratory system and method provide fluid manipulations for a variety of applications, including sample injection for microchip chemical separations. The microchip is fabricated using standard photolithographic procedures and chemical wet etching, with the substrate and cover plate join ...


2
J Michael Ramsey, Stephen C Jacobson: Microfluidic devices for the controlled manipulation of small volumes. UT Battelle, Dann Dorfman Herrell and Skillman P C, February 25, 2003: US06524456 (213 worldwide citation)

A method for conducting a broad range of biochemical analyses or manipulations on a series of nano- to subnanoliter reaction volumes and an apparatus for carrying out the same are disclosed. The method and apparatus are implemented on a fluidic microchip to provide high serial throughput. The method ...


3
J Michael Ramsey: Apparatus and method for performing microfluidic manipulations for chemical analysis. Lockheed Martin Energy Systems, Dann Dorfman Herrell and Skillman, December 14, 1999: US06001229 (204 worldwide citation)

A microchip apparatus and method provide fluidic manipulations for a variety of applications, including sample injection for microchip liquid chromatography. The microchip is fabricated using standard photolithographic procedures and chemical wet etching, with the substrate and cover plate joined us ...


4
J Michael Ramsey: Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesis. Lockheed Martin Energy Research Corporation, Dann Dorfman Herrell and Skillman, January 4, 2000: US06010607 (179 worldwide citation)

A microchip laboratory system and method provide fluid manipulations for a variety of applications, including sample injection for microchip chemical separations. The microchip is fabricated using standard photolithographic procedures and chemical wet etching, with the substrate and cover plate join ...


5
J Michael Ramsey: Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesis. Lockheed Martin Energy Research Corporation, Dann Dorfman Herrell and Skillman, March 7, 2000: US06033546 (178 worldwide citation)

A microchip laboratory system and method provide fluid manipulations for a variety of applications, including sample injection for microchip chemical separations. The microchip is fabricated using standard photolithographic procedures and chemical wet etching, with the substrate and cover plate join ...


6
Stephen C Jacobson, J Michael Ramsey: Microfabricated device and method for multiplexed electrokinetic focusing of fluid streams and a transport cytometry method using same. UT Battelle, Dann Dorfman Herrell and Skillman P C, September 19, 2000: US06120666 (152 worldwide citation)

A microfabricated device and method for electrokinetic transport of a liquid phase biological or chemical material is described. In accordance with one aspect of the present invention there is provided a microchip that is adapted for the simultaneous spatial confinement of electrokinetically driven ...


7
J Michael Ramsey, Roswitha S Ramsey: Material transport method and apparatus. Lockheed Martin Energy Research Corporation, Dann Dorfman Herrell and Skillman, August 29, 2000: US06110343 (129 worldwide citation)

An electrospray apparatus uses a microchannel formed in a microchip. Fluid is pumped through the channel to an outlet orifice using either hydraulic or electrokinetic means. An electrospray is generated by establishing a sufficient potential difference between the fluid at the outlet orifice and a t ...


8
Stephen C Jacobson, J Michael Ramsey: MicrofluIdic circuit designs for performing electrokinetic manipulations that reduce the number of voltage sources and fluid reservoirs. Lockheed Martin Energy Research Corporation, Dann Dorfman Herrell and Skillman P C, May 16, 2000: US06062261 (120 worldwide citation)

A microfabricated device and method for proportioning and mixing electrokinetically manipulated biological or chemical materials is disclosed. The microfabricated device mixes a plurality of materials in volumetric proportions controlled by the electrical resistances of tributary reagent channels th ...


9
J Michael Ramsey: Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesis. Lockheed Martin Energy Research Corporation, Dann Dorfman Herrell and Skillman, January 4, 2000: US06010608 (107 worldwide citation)

A microchip laboratory system and method proved fluid manipulations for a variety of applications, including sample injection for microchip chemical separations. The microchip is fabricated using standard photolithographic procedures and chemical wet etching, with the substrate and cover plate joine ...


10
Stephen C Jacobson, J Michael Ramsey: Microfluidic device and method for focusing, segmenting, and dispensing of a fluid stream. UT Battelle, Dann Dorfman Herrell and Skillman P C, September 14, 2004: US06790328 (96 worldwide citation)

A microfluidic device for forming and/or dispensing minute volume segments of a material is described. In accordance with one aspect of the present invention, a microfluidic device and method is provided for spatially confining the material in a focusing element. The device is also capable of segmen ...



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