Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
08/1999
08/12/1999WO1999040420A1 Liquid sensor and body fluid leak sensing device comprising the same
08/12/1999WO1999040410A1 System and device for determining particle characteristics
08/12/1999WO1999040218A1 Biosensor for pentachlorophenol
08/12/1999WO1999040174A1 Integrated microfluidic devices
08/12/1999DE19805023A1 Gas sensor measuring lambda in e.g. internal combustion engine exhaust system
08/12/1999DE19803562A1 Lambda sensor for vehicle exhaust gases
08/12/1999DE19758533A1 Object surface structuring method for processing of semiconductor wafer
08/12/1999CA2320362A1 Integrated microfluidic devices
08/12/1999CA2319071A1 Multi-analyte reference solutions with stable po2
08/11/1999EP0935138A2 PH electrode arrangement
08/11/1999EP0935137A1 Scanning probe microscope
08/11/1999EP0934771A1 Liquid separation
08/11/1999EP0934520A1 Oil quality sensor
08/11/1999EP0934517A1 Magnetic detection of discontinuities in magnetic materials
08/11/1999EP0934516A1 Sensor employing impedance measurements
08/11/1999EP0877931A4 Device for monitoring changes in analyte concentration
08/11/1999EP0842522B1 Method of monitoring the quality of filler gases, in particular sulphur hexafluoride, in gas-filled installations
08/11/1999EP0820592B1 Method of detecting biological materials using a polyvinylidene fluoride membrane
08/11/1999EP0753142B1 System for gel electrophoresis
08/11/1999EP0722508A4 Self-sustained sequence replication electrochemiluminescent nucleic acid assay
08/11/1999CN1225452A Oxygen sensive film used for air-fuel ratio sensor, and method for preparing same
08/10/1999US5936394 Method and apparatus for measuring critical current value of superconducting wire
08/10/1999US5936064 Acid-labile subunit (ALS) of insulin-like growth factor binding protein complex
08/10/1999US5935443 Electrochemically regenerated ion neutralization and concentration devices and systems
08/10/1999US5935401 Surface modified electrophoretic chambers
08/10/1999US5935400 Oxygen concentration detection with sensor current limitation
08/10/1999US5935399 Air-fuel ratio sensor
08/10/1999US5935398 Small, handy, inexpensive, selective and high in sensitivity and reliability in any atmosphere
08/10/1999CA2161666C Electrochemiluminescence assay
08/10/1999CA2150017C Reference electrode
08/10/1999CA2134476C Fluid handling in microfabricated analytical devices
08/10/1999CA2060119C Method and apparatus for detecting ions and small molecules in aqueous and non-aqueous liquids
08/05/1999WO1999039206A1 Method for analyzing a test sample by means of an electro-chemoluminescence bond reaction test
08/05/1999WO1999039204A1 Removal of abundant interfering proteins from a liquid sample using a collapsible affinity matrix
08/05/1999WO1999039193A1 Rotary confocal scanner for detection of capillary arrays
08/05/1999WO1999039192A1 Improvements to multiple capillary electrophoresis systems
08/05/1999WO1999039191A1 Device and method for capillary electrophoresis
08/05/1999WO1999039190A1 Method and apparatus for detecting molecular binding events
08/05/1999WO1999038874A2 Electrophoretic nucleic acid purification method
08/05/1999WO1999038840A1 Compounds for molecular separations
08/05/1999WO1999038612A1 Channel-less separation of bioparticles on a bioelectronic chip by dielectrophoresis
08/05/1999WO1999021021A9 Semiconductor material characterizing method and apparatus
08/05/1999WO1999019718A3 Oxygen sensor
08/05/1999DE19861034A1 Electrode for the determination of surfactants
08/05/1999DE19803805A1 Nitrogen oxides sensor with successive cavities
08/05/1999DE19803532A1 Electrochemical measuring sensor for detecting the concentration of a gas
08/05/1999DE19803528A1 Verfahren zur Analyse einer Probe mittels eines Elektrochemolumineszenz-Bindungsreaktion-Tests A method for analyzing a sample by means of an electrochemiluminescence binding reaction tests
08/05/1999DE19803334A1 Oxygen sensor for exhaust gases
08/05/1999DE19803292A1 Robot for dosing liquids in amounts measured in microliters
08/05/1999DE19802462A1 Chemical sensor linked to an identification or evaluation instrument
08/05/1999DE19802273A1 Verbesserte Titriervorrichtung Improved titrating
08/05/1999CA2318973A1 Electrophoretic nucleic acid purification method
08/05/1999CA2284901A1 Improvements to multiple capillary electrophoresis systems
08/05/1999CA2284195A1 Device and method for capillary electrophoresis
08/04/1999EP0933634A2 Karl-Fischer reagent comprising ethanol as alcoholic component
08/04/1999EP0933633A1 Process for obtaining L-dihydroorotic acid and use thereof
08/04/1999EP0933631A2 Connector for nox sensor
08/04/1999EP0933630A1 Oxygen sensor
08/04/1999EP0933430A1 Techniques to improve the performance of electrochemical sensors
08/04/1999EP0932882A1 Proteome analysis for characterization of up- and down-regulated proteins in biological samples
08/04/1999EP0932828A1 Device for gas-sensoring electrodes
08/04/1999EP0805978A4 Condition tester for a battery
08/04/1999EP0767906B1 Yotentiometric co2 sensor with a titanate and stannate-based open reference electrode
08/04/1999EP0651698B1 Composites with at least two inorganic ceramic layers, and method of producing them
08/04/1999CN1225171A Direct electrochemistry of enzymes
08/04/1999CN1225167A Eddy current inspection technique
08/04/1999CN1224839A Fast evaluation method for relative permeability of concrete
08/04/1999CN1224838A Surface scale preventing method for metal electrode
08/04/1999CN1224837A Portable fast testing system for coating and metal corrosion resistance
08/04/1999CN1224833A Dynamic performance test equipment and method for gas-sensitive element
08/03/1999US5933016 Single electrode conductivity technique
08/03/1999US5932953 Method and system for detecting material using piezoelectric resonators
08/03/1999US5932794 Of a gas
08/03/1999US5932315 Microfluidic structure assembly with mating microfeatures
08/03/1999US5932176 Oxidation resistant metal wire coil with oxide coating wound into a double helix cylinder.
08/03/1999US5932175 Sensor apparatus for use in measuring a parameter of a fluid sample
08/03/1999US5932080 Mobility-based and normalized capillary electrophoresis
08/03/1999US5932079 Electrochemical multigas sensor
08/03/1999US5931802 Extracorporeal blood circulator
07/1999
07/29/1999WO1999038194A1 Mass spectrometry from surfaces
07/29/1999WO1999038135A1 Method and apparatus using laser enhanced dielectrokinesis to locate entities
07/29/1999WO1999038021A1 Fast cd and md control in a sheetmaking machine
07/29/1999WO1999038020A1 Impedance-to-voltage converter
07/29/1999WO1999038019A1 Static capacitance-to-voltage converter and converting method
07/29/1999WO1999038005A1 Capillary electrophoresis array
07/29/1999WO1999038004A1 Titration device for the determination of surfactants
07/29/1999WO1999038003A1 Microfabricated aperture-based sensor
07/29/1999WO1999038000A1 Apparatus combining spectrophotometry and flame ionisation detection for analysing a gas composition
07/29/1999WO1999037819A2 Amplification of nucleic acids with electronic detection
07/29/1999WO1999037813A1 Sample buffer and methods for high resolution gel electrophoresis of denatured nucleic acids
07/29/1999WO1999014368A3 Methods and apparatus for processing a sample of biomolecular analyte using a microfabricated device
07/29/1999DE19832624A1 Determining the air/fuel ratio in an I.C. engine exhaust gas downstream of a nitrogen oxide adsorber catalyst
07/29/1999DE19803777A1 VUV discharge lamp radiation source useful for photoionization detection of pollutants in air
07/29/1999DE19801344A1 Biosensor, useful as a detector in chromatography
07/29/1999CA2319170A1 Amplification of nucleic acids with electronic detection
07/29/1999CA2318062A1 Sample buffer and methods for high resolution gel electrophoresis of denatured nucleic acids
07/29/1999CA2317541A1 Capillary electrophoresis array
07/28/1999EP0932043A2 Chemical analysis system
07/28/1999EP0932039A2 Gas sensor
07/28/1999EP0931265A1 Diagnostic method for atherosclerosis
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