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Class 204/602 - With control means responsive to sensed condition


Subclass of Class 204 - Chemistry: electrical and wave energy
Definition: Apparatus in which means are provided to detect an apparatus
No. of patents: 90
Last issue date: 05/05/2009


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NumberTitleIssue Date
7527719Capillary electrophoresis chip apparatus for detecting nucleotide polymorphism and single nucleotide polymorphism
The present invention provides a capillary electrophoresis chip apparatus for detecting nucleotide polymorphism or single nucleotide polymorphism belonging to capillary electrophoresis apparatuses. The apparatus comprises an upper channel layer comprising a one-, tw...
05/05/2009
7439075Method and device for withdrawing suspended microparticles from a fluidic microsystem
A method of discharging a fluid flow with suspended microparticles from a fluidic microsystem (10) is described, whereby the fluid flow converges with at least one output flow to form a discharge flow at the end of a discharge channel (14) of the micro...
10/21/2008
7341652Stationary capillary electrophoresis system
A system and method for capillary electrophoresis are provided for analyzing a macromolecule prepared from a complex liquid mixture. In particular applications, methods and apparatus are provided for separating and analyzing a solution containing a denatured macromo...
03/11/2008
7338583Electrophoresis apparatus, and method of analysis
Analysis is performed efficiently in an electrophoresis apparatus while avoiding deterioration of samples. A plurality of sample plates are stored in frozen storage. When a particular sample plate is being analyzed, other sample plates are stored in a standby unit. ...
03/04/2008
7334630Closed-loop microchannel cooling system
Apparatus and methods according to the present invention utilize micropumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as well as the associated r...
02/26/2008
7323092Multichannel microscale system for high throughput preparative separation with comprehensive collection and analysis
While the present invention has been described in conjunction with a preferred embodiment, one of ordinary skill, after reading the foregoing specification, will be able to effect various changes, substitutions of equivalents, and other alterations to the compositio...
01/29/2008
7316543Electroosmotic micropump with planar features
An electroosmotic micropump having a plurality of thin, closely-spaced, approximately planar, transversel aligned partitions formed in or on a substrate, among which electroosmotic flow (EOF) is generated. Electrodes are located within enclosed inlet and outlet mani...
01/08/2008
7271895Fluorescent sensor on basis of multichannel structures
Sensor for use in highly sensitive analytical devices for qualitative and quantitative analysis of natural waters and technology-related solutions, containing low concentrations of components determined. Design of a sensor provides for simplification and costs reduc...
09/18/2007
7247276Micro-reactor for reactions between gases and liquids
Described herein is a microreactor for carrying out chemical reactions between a reaction partner in liquid form and a reaction partner in gaseous form, if necessary in the presence of a solid catalyst, whereby the chemical process guidance takes place in spaces tha...
07/24/2007
7243670Microfluidic system
A microfluidic system, particularly a microfluidic chip, with at least one operational channel, in which a fluid and/or the constituents contained therein are moveable in the direction of the operational channel by a driving force, particularly by using pressure, ac...
07/17/2007
7241423Enhancing fluid flow in a stacked plate microreactor
A stacked plate chemical reactor in which simple plates are stacked together to form the reactor. When openings in adjacent plates are properly aligned, fluid pathways and processing volumes are defined for chemical reactants, heat transfer medium, and a product. In...
07/10/2007
7231839Electroosmotic micropumps with applications to fluid dispensing and field sampling
Apparatus and methods according to the present invention preferably utilize electroosmotic pumps in fluid handling and field sampling applications. The electroosmotic pumps used in these applications are capable of generating high pressure and flow without moving me...
06/19/2007
7212977Managing apparatus and managing method of a semiconductor manufacturing apparatus
Power consumption of electric equipment used in a semiconductor manufacturing apparatus (100) is obtained and the total amount is displayed as calories by a display means. The semiconductor manufacturing apparatus is configured so that the equipment is set up...
05/01/2007
7185697Electroosmotic microchannel cooling system
Apparatus and methods according to the present invention preferably utilize electroosmotic pumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as wel...
03/06/2007
7179423Microfluidic system including a virtual wall fluid interface port for interfacing fluids with the microfluidic system
A fluid interface port in a microfluidic system and a method of forming the fluid interface port is provided. The fluid interface port comprises an opening formed in the side wall of a microchannel sized and dimensioned to form a virtual wall when the microchannel i...
02/20/2007
7171983Multi-reservoir pressure control system
Improved microfluidic devices, systems, and methods allow selective transportation of fluids within microfluidic channels of a microfluidic network by applying, controlling, and varying pressures at a plurality of reservoirs. Modeling the microfluidic network as a s...
02/06/2007
7134486Control of electrolysis gases in electroosmotic pump systems
Apparatus and methods according to the present invention preferably utilize electroosmotic pumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as wel...
11/14/2006
7131486Electroosmotic microchannel cooling system
Apparatus and methods according to the present invention preferably utilize electroosmotic pumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as wel...
11/07/2006
7116486Cylindrical optical devices and method of manufacture
A lens assembly and method for manufacture. The lens assembly includes at least one lens element, with multiple sawn planar faces formed parallel to an optical axis and spaced equidistantly from the optical axis so the lens element has a polygonal cross section. Eac...
10/03/2006
7110107Capillary assay device and method
A device and method for detecting a signal from an analytical sample is provided. The device comprises a platen with a first and second surface, a number of collection structures extending from the second surface. Each collection structure has a capillary channel ru...
09/19/2006
7101515System and method for determining optimal reaction parameters using continuously running process
A reaction system enables a plurality of optimization experiments for a reaction to be performed continuously, to enable optimal reaction parameters to be determined. Dilution pumps are included to automatically vary the solvent mixed with reactants so a concentrati...
09/05/2006
7070681Electrokinetic instability micromixer
A novel electrokinetic instability (EKI) micromixer and method takes advantage of the EKI to effect active rapid stirring of confluent microstreams of biomolecules without moving parts or complex microfabrication processes. The EKI is induced using an alternating cu...
07/04/2006
7070682Microfluidic apparatus for performing gel protein extractions and methods for using the apparatus
The invention relates to an apparatus for performing gel protein extractions and methods of using the apparatus. ...
07/04/2006
7061104Apparatus for conditioning power and managing thermal energy in an electronic device
In one aspect, the present invention is a technique of, and a system for conditioning power for a consuming device. In this regard, a power conditioning module, affixed to an integrated circuit device, conditions power to be applied to the integrated circuit device....
06/13/2006
7055366Flow sensor calibration methods and apparatus
Apparatus and methods of calibrating a microfluidic flow sensor, in which the flow of a fluid through a flow sensor is stopped and a first value is read from the flow sensor, then the fluid is pumped through the flow sensor sequentially at first and second selected ...
06/06/2006
7056477Modular chemical production system incorporating a microreactor
A modular chemical production system that preferably includes a microreactor for producing a product by reacting two or more reactants. Modularization enables components such as controllers, pumps, valves, microreactors, and processing modules to be added or removed...
06/06/2006
7056427Electrophoresis apparatus using capillary array and sample plate assembly used therefor
A sample plate assembly for an electrophoresis apparatus including a tray at a sample supply portion of a capillary array, an adapter for the tray, a sample plate mounted on the adapter, a septer mounted on the sample plate and a septer holder mounted on the septer....
06/06/2006
7050146Lithographic apparatus and device manufacturing method
An immersion lithographic apparatus includes a voltage generator or power source that applies a potential difference to an object in contact with the immersion liquid such that bubbles and/or particles in the immersion liquid are either attracted or repelled from th...
05/23/2006
7012342Low power, scalable multichannel high voltage controller
A low voltage control circuit is provided for individually controlling high voltage power provided over bus lines to a multitude of interconnected loads. An example of a load is a drive for capillary channels in a microfluidic system. Control is distributed from a c...
03/14/2006
7005053Multi-capillary electrophoresis apparatus
Scattering on analysis in a multi-capillary electrophoresis apparatus is suppressed. The multi-capillary electrophoresis apparatus has a multi-capillary array that has a sample and a separation medium for separating a sample charged therein, and has a sampling secti...
02/28/2006
6992278Homing process
The present invention relates to a method for determining a home position by means of a home position mark on a special microfluidic device type used in a microfluidic system. The method for determining a home position by means of a home position mark on a microflui...
01/31/2006
6984525Method for automated isolation of fractions in multichannel separation systems
A method to collect a plurality of target zones from a plurality of channels. The method includes introducing a plurality of compound mixtures into a plurality of microchannels on a microfabricated chip or a capillary tube. Optical signal measured at a detector wind...
01/10/2006
6982028Surface charge modification within preformed polymer microchannels with multiple applications including modulating electroosmotic flow and creating microarrays
A method is described for modifying performed channels fabricated in a variety of substrate materials including PMMA. The method involves exposing a portion of a fluid flow channel to light at a fluence and wavelength which modifies the surface charge of the substra...
01/03/2006
6974526Plastic microfluidics enabling two-dimensional protein separations in proteome analysis
The invention provides a microfluidic apparatus for performing 2-D biomolecular separations. The microfluidic 2-D device may include first and second planar substrates which include at least a first dimension microchannel extending in a first direction and an array ...
12/13/2005
6967489Method and apparatus for controllably effecting samples using two signals
Methods and systems for effecting a parameter and detecting a parameter using two electric signal in a conductive path are described. ...
11/22/2005
6953521Automated parallel capillary electrophoresis system with hydrodynamic sample injection
An automated capillary zone electrophoretic system is disclosed. The system employs a capillary cartridge having a plurality of capillary tubes. The cartridge has a first array of capillary ends projecting from one side of a plate. The first array of capillary ends ...
10/11/2005
6942018Electroosmotic microchannel cooling system
Apparatus and methods according to the present invention preferably utilize electroosmotic pumps that are capable of generating high pressure and flow without moving mechanical parts and the associated generation of unacceptable electrical and acoustic noise, as wel...
09/13/2005
6936152Capillary array electrophoresis apparatus and method of separating and analyzing specimen
At a wall constituting a space for a thermostatic oven in an electrophoresis apparatus, a capillary array attachment portion is formed which permits attachment of a plurality of capillary arrays having different length. Thereby, a selected capillary array constitute...
08/30/2005
6929731Parallel array of independent thermostats for column separations
A thermostat array including an array of two or more capillary columns (10) or two or more channels in a microfabricated device is disclosed. A heat conductive material (12) surrounded each individual column or channel in array, each individual column ...
08/16/2005
6929730Two dimensional microfluidic gene scanner
One embodiment of the invention relates to a microfluidic apparatus for performing two dimensional biomolecular separations. According to one aspect of the invention, after a first dimension separation in a first microchannel, the sample material is electrokinetical...
08/16/2005
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