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Assignee: Eksigent Technologies LLC


Location: Dublin, CA
No. of patents: 13

NumberTitleIssue Date
7517440Electrokinetic delivery systems, devices and methods
A method of pumping fluid including the steps of providing an electrokinetic pump comprising a pair of double-layer capacitive electrodes having a capacitance of at least 10−2 Farads/cm2 and being connectable to a power source, a porous diele...
04/14/2009
7465382Precision flow control system
A precision flow controller is capable of providing a flow rate less than 100 microliters/minute and varying the flow rate in a prescribed manner that is both predictable and reproducible where the accuracy and precision of the flowrate is less than 5% of the flow r...
12/16/2008
7429317Electrokinetic device employing a non-newtonian liquid
A non-Newtonian fluid is used in an electrokinetic device to produce electroosmotic flow therethrough. The nonlinear viscosity of the non-Newtonian fluid allows the electrokinetic device to behave differently under different operating conditions, such as externally ...
09/30/2008
7399398Variable potential electrokinetic devices
Variable potential electrokinetic devices and electrokinetic multipliers used for pumping and flow control are disclosed that offer improvements in safety and design flexibility. The devices of the present invention take advantage of combinations of pumping conduits...
07/15/2008
7364647Laminated flow device
A laminated flow device comprises a porous material encapsulated within bonding material. The porous material forms a flow path and the bonding material forms an enclosure surrounding the flow path. Micro-components, such as capillaries, electrodes, reservoirs, brid...
04/29/2008
7336860Microfluidic detection device having reduced dispersion and method for making same
A microfluidic detection device provides reduced dispersion of axial concentration gradients in a flowing sample. The microfluidic detection device includes a cell body and a flow path through the cell body. The flow path has an inlet segment, an outlet segment, and...
02/26/2008
7296592Composite polymer microfluidic control device
A device for microfluidic control comprising a regulator that is moveable in a conduit where the regulator is a composite polymer formed from a composite mixture comprising a polymerizable precursor and a particulate filler. ...
11/20/2007
7267753Electrokinetic device having capacitive electrodes
An electrokinetic device is capable of operating for extended periods of time, e.g. days to a week, without producing significant gaseous byproducts and without significant evolution of the pump fluid. Features of the electrokinetic device include: the electrodes in...
09/11/2007
7258777Bridges for electroosmotic flow systems
In accordance with the present invention, stable electroosmotic flow systems and methods for designing the same are disclosed. The invention provides electroosmotic flow systems comprising electroosmotic flow elements, including bridge elements, that have matching f...
08/21/2007
7235164Electrokinetic pump having capacitive electrodes
An electrokinetic pump achieves high and low flow rates without producing significant gaseous byproducts and without significant evolution of the pump fluid. A first feature of the pump is that the electrodes in the pump are capacitive with a capacitance of at least...
06/26/2007
7220592Particulate processing system
A system for simultaneously processing a plurality of particles, e.g. beads or cells. A liquid sample containing the particles is delivered to a processing chamber in which the particles are positioned on particle retainers which lie in a plane. The particle retaine...
05/22/2007
7175810Processing of particles
Particles dispersed in a liquid are assembled in a configuration in which all the particles lie in the same plane, and the assembled particles are processed while in that configuration. The assembled particles can for example be simultaneously exposed to electromagn...
02/13/2007
7050660Microfluidic detection device having reduced dispersion and method for making same
A microfluidic detection device provides reduced dispersion of axial concentration gradients in a flowing sample. The microfluidic detection device includes a cell body and a flow path through the cell body. The flow path has an inlet segment, an outlet segment, and...
05/23/2006
 
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