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| Number | Title | Issue Date |
| 8119413 | Method and system for detection of solid materials in a plasma using an electromagnetic circuit A method for solid material detection in a medium includes receiving an exhaust gas downstream with respect to a workpiece from which a photoresist material is removed. An electromagnetic circuit is configured to include the exhaust gas, the exhaust gas is excited w... | 02/21/2012 |
| 8101421 | Volumetric induction phase shift detection system for determining tissue water content properties A method of determining the condition of a bulk tissue sample, by: positioning a bulk tissue sample between a pair of induction coils (or antennae); passing a spectrum of alternating current (or voltage) through a first of the induction coils (or antennae); measurin... | 01/24/2012 |
| 8053244 | Magnetic oscillator based biosensor A biosensor is described. The biosensor includes a fixed multilayer stack providing a magnetization oscillation, a voltage source electrically coupled to the fixed multilayer stack, and a binding molecule covalently bonded to the biosensor. The voltage source provid... | 11/08/2011 |
| 8053245 | System and method for detecting biochemicals using hydrated substrates based on liquid crystal polymers A system for detecting biomaterials that are suspected to be present in a medium that contains multiple materials. A hydrated substrate has water molecules entrapped within molecular spaces between polymeric chains of the substrate. The hydrated substrate also has d... | 11/08/2011 |
| 7998745 | Impedance systems, devices, and methods for evaluating iontophoretic properties of compounds Systems, devices, and methods for evaluating iontophoretic properties of compounds. An impedance spectrometer is operable to determine an impedance of a compound and a processor is configured to compare the determined impedance of the compound to a database of store... | 08/16/2011 |
| 7981688 | Stimuli-responsive magnetic nanoparticles and related methods Stimuli-responsive magnetic nanoparticles, methods of making the nanoparticles, and methods of using the nanoparticles. ... | 07/19/2011 |
| 7977111 | Devices using addressable magnetic tunnel junction array to detect magnetic particles A magnetic sensor for identifying small superparamagnetic particles bonded to a substrate contains a regular orthogonal array of MTJ cells formed beneath that substrate. A magnetic field imposed on the particle, perpendicular to the substrate, induces a magnetic fie... | 07/12/2011 |
| 7972865 | Sensor for detecting and differentiating chemical analytes A sensor for detecting and differentiating chemical analytes includes a microscale body having a first end and a second end and a surface between the ends for adsorbing a chemical analyte. The surface includes at least one conductive heating track for heating the ch... | 07/05/2011 |
| 7972864 | Method of measuring concentration of fuel A method of measuring concentration of a fuel is provided. First, a fuel cell unit having at least an anode, a cathode, and a membrane electrode assembly (MEA) is provided. Next, a fuel is supplied to the anode, while a reactive gas is supplied to the cathode. Then,... | 07/05/2011 |
| 7955856 | Method of making a diagnostic test strip having a coding system An auto-calibration system for diagnostic test strips is described for presenting data individually carried on each test strip readable by a diagnostic meter. The carried data may include an embedded code relating to data particular to that individual strip. The dat... | 06/07/2011 |
| 7939338 | Magnetic sensor array having an analog frequency-division multiplexed output A magnetic sensor array including magnetoresistive sensor elements having outputs combined by frequency division multiplexing (FDM) is provided. Each sensor element provides an input to a mixer which provides a distinct frequency shift. Preferably, time division mul... | 05/10/2011 |
| 7910374 | Volumetric induction phase shift detection system for determining tissue water content properties A method of determining the condition of a bulk tissue sample, by: positioning a bulk tissue sample between a pair of induction coils (or antennae); passing a spectrum of alternating current (or voltage) through a first of the induction coils (or antennae); measurin... | 03/22/2011 |
| 7875461 | Test strip and connector An analyte test strip is provided that includes a generally planar substrate and a plurality of conductive areas disposed on the substrate to define five distinct conductive portions comprising at least five contact lands defining respective vertices of a polygon, a... | 01/25/2011 |
| 7833801 | Free-standing nanowire method for detecting an analyte in a fluid A sensor device and method for detecting the presence of an analyte in a fluid solution are disclosed. The sensor device system can comprise a substrate and an array of free-standing nanowires attached to the substrate. The array can include individual free-standing... | 11/16/2010 |
| 7795034 | Specific component measuring method by spectral measurement The present invention discloses a method for measuring an amount of an objective component to be measured in a sample, which comprises; preventing an electric charge in an atmosphere in a photometry chamber from transferring to the surface of a solution which genera... | 09/14/2010 |
| 7727769 | Measurement result correction method, urine analysis system, and urine analyzer A urine analysis system includes a urinary particle analyzer and a computer. The urinary particle analyzer has a measuring unit that measures a cast concentration from the urine and an electric conductivity sensor that measures the electric conductivity of the urine... | 06/01/2010 |
| 7718439 | System and method for coding information on a biosensor test strip The present invention provides a test strip for measuring a concentration of an analyte of interest in a biological fluid, wherein the test strip may be encoded with information that can be read by a test meter into which the test strip is inserted. ... | 05/18/2010 |
| 7638341 | Volumetric induction phase shift detection system for determining tissue water content properties A method of determining the condition of a bulk tissue sample, by: positioning a bulk tissue sample between a pair of induction coils (or antennae); passing a spectrum of alternating current (or voltage) through a first of the induction coils (or antennae); measurin... | 12/29/2009 |
| 7504262 | High sensitivity biomolecule detection with magnetic particles The present invention generally relates to the field of biomolecule detection. More specifically, the present invention relates to compositions, methods and systems for the detection and manipulation of biomolecules using magnetic particles. ... | 03/17/2009 |
| 7442555 | Ammonia gas sensor method and device A mixed potential sensor device and methods for measuring total ammonia (NH3) concentration in a gas is provided. The gas is first partitioned into two streams directed into two sensing chambers. Each gas stream is conditioned by a specific catalyst syste... | 10/28/2008 |
| 7431887 | Microfluidic device and method with trapping of sample in cavities having lids that can be opened or closed System and method for providing a sample preparing arrangement (10) submergible in a liquid medium that includes a carrier structure (11) having at least one cavity (12) therein and that is in communication with an arrangement (13) for co... | 10/07/2008 |
| 7416699 | Carbon nanotube devices Nanotubes and nanotube-based devices are implemented in a variety of applications. According to an example embodiment of the present invention, a nanotube is adapted to pass current between two conductive elements. In one implementation, each conductive element incl... | 08/26/2008 |
| 7407811 | System and method for analyte measurement using AC excitation A method of measuring an analyte in a biological fluid comprises applying an excitation signal having a DC component and an AC component. The AC and DC responses are measured; a corrected DC response is determined using the AC response; and a concentration of the an... | 08/05/2008 |
| 7404928 | Thiol terminated monodisperse ethylene oxide oligomer capped gold nanoclusters A thiol terminated ethylene oxide oligomer and the method of substituting the oligomer onto a gold nanocluster surface using a thiol-exchange reaction to form a charge-neutral, non-ionizable, water soluble, ethylene oxide protected gold nanocluster. The thiol termin... | 07/29/2008 |
| 7402425 | Stress-based electrostatic monitoring of chemical reactions and binding Electrostatic capacitance measurements are used to detect chemical or biological analytes, or chemical interactions, with great sensitivity. A diaphragm is coated with a material capable of selectively interacting with an analyte of interest, and interaction of the ... | 07/22/2008 |
| 7396683 | Detection of allergen-associated materials Measurement of the redox properties of household dust is used to detect the presence of allergen-associated materials. Measurement may be electrochemical, preferably amperometric. A disposable electrode assembly may be made by screen printing with conductive (e.g. c... | 07/08/2008 |
| 7390667 | System and method for analyte measurement using AC phase angle measurements A method of measuring an analyte in a biological fluid comprises applying an excitation signal having a DC component and an AC component. The AC and DC responses are measured; a corrected DC response is determined using the AC response; and a concentration of the an... | 06/24/2008 |
| 7384791 | Method of analyzing blood A method of analyzing blood includes delivering a blood sample to a test device, applying a spatially varying electric field to the blood sample to provide a depleted cell concentration in a portion of the blood sample, and sensing a property of the portion of the b... | 06/10/2008 |
| 7374948 | Methods and apparatus for detection of molecular chirality The disclosure provides methods for the determination of the enantiomeric excess of chiral compounds. The methods involve doping a chiral analyte into an achiral liquid crystal host to form a chiral dopant/host liquid crystal mixture. An electro-optic signature of t... | 05/20/2008 |
| 7371247 | Method and apparatus for penetrating tissue A tissue penetrating system includes a plurality of penetrating members each having a tip. A penetrating member driver is coupled to the plurality of penetrating members. Each tip of a penetrating member is uncovered during launch of the penetrating member by the pe... | 05/13/2008 |
| 7368085 | Analyte detector An analyte detector including a device having a surface, wherein the device is capable of detecting a charge adjacent to the surface. The surface includes a plurality of molecules bonded thereto, wherein the molecules have a structure (I): | 05/06/2008 |
| 7364551 | Hand-held medical apparatus The subject invention provides a hand-held medical apparatus (10) for detecting a predetermined component of user breath and producing a breath-component signal over a measurement time. Such breath-component signal may be correlated to a user fat metabolism i... | 04/29/2008 |
| 7358099 | Process for (A) separating biological/ligands from dilute solutions and (B) conducting an immunochromatographic assay thereof employing superparamagnetic particles throughout Superparamagnetic (“SPM”) subunits of 1–30 nm average mean diameter (e.g. ferro fluid) subparticles are treated with a magnetically noninterfering substance capable of coating and covering them (e.g, BSA) and they spontaneously form agglomerates of about 100 n... | 04/15/2008 |
| 7357015 | Gas concentration sensor, hydrogen purification unit using this and fuel cell system In order to provide a step capable of reliably detecting a CO concentration in a reformed gas at low cost and a hydrogen purifier capable of fully exerting a function of a CO purifying catalyst, a gas concentration detector comprising a reaction chamber which has a ... | 04/15/2008 |
| 7353695 | Methods and apparatus for determining properties of a fluid A method and system for determining properties of a fluid involves interacting the fluid with a standing wave in a first state to establish the standing wave in a second state, analyzing an electric signal associated with the standing wave to determine a characteris... | 04/08/2008 |
| 7354767 | Reference control composition containing a nucleated red blood cell component made of non-nucleated blood cells A reference control composition containing a nucleated red blood cell component and the method of making are disclosed. The reference control composition includes a nucleated red blood cell component made of fixed non-nucleated blood cells and a suspension medium. T... | 04/08/2008 |
| 7351590 | Methods and compositions for directed microwave chemistry The present invention concerns a novel means by which specific chosen reactions can be accelerated through the use of a new type of artificial enzyme. The invention allows specific reactions to occur at an accelerated rate, even in the presence of other non-chosen m... | 04/01/2008 |
| 7351194 | Arrangement for influencing magnetic particles An arrangement for influencing magnetic particles in a region of action with the help of an arrangement for generating magnetic fields, by which there is generated a spatially inhomogeneous magnetic field having at least one zone in which the magnetization of the pa... | 04/01/2008 |
| 7341692 | Detection apparatus for biological materials and methods of making and using the same Apparatus comprising a surface site layer having a distal site end, wherein the distal site end includes a substantially inorganic surface having a chemical composition selected from a group consisting of metals, semiconductors, insulators, and mixtures thereof, the... | 03/11/2008 |
| 7338811 | Integrated circuit chip for bioassays The invention is directed to novel IC chips containing substances used particularly in bioassays. Furthermore, the invention is directed to assay methods and kits using these chips. ... | 03/04/2008 |
