Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
10/2002
10/24/2002US20020155485 Detecting signal from preferential sample; obtain liquid containing sample, incubate with reaction mixture, expose to radiation, detect signal
10/24/2002US20020155477 Gene detection system, gene detection device comprising same, detection method, and gene detecting chip
10/24/2002US20020155455 Marker compound for use as visualization tool in genetic engineering
10/24/2002US20020155442 Detecting nanoparticle linked nucleotide sequences; obtain nucleotide sequences, incubate with oligonucleotides, detect hybridization
10/24/2002US20020155033 Fluid Separate conduit cartridge
10/24/2002US20020155032 Method and apparatus for reproducible sample injection on microfabricated devices
10/24/2002US20020155031 Accuracy; post-processing can be very simplified
10/24/2002US20020154918 Permeability detection apparatus, image forming apparatus or digital copier using the same, toner concentration detection apparatus, and electric conductivity detection apparatus
10/24/2002US20020154799 Computer-assisted methods and apparatus for identification and characterization of biomolecules in a biological sample
10/24/2002US20020154030 Sensor element
10/24/2002US20020154029 Sensor devices for structural health monitoring
10/24/2002US20020153908 Electric conductometer, electrode for measuring electric conductivity, and method for producing the same
10/24/2002US20020153907 Sensor array for electrochemical corrosion monitoring
10/24/2002US20020153883 Method of detecting through-wall crack and measuring through-wall length of crack in nuclear steam generator tube
10/24/2002US20020153882 Temperature, stress, and corrosive sensing apparatus utilizing harmonic response of magnetically soft sensor element(s)
10/24/2002US20020153880 Digital eddy current proximity system: apparatus and method
10/24/2002US20020153325 System for optimized control of multiple oxidizer feedstreams
10/24/2002US20020153252 Multi-dimensional proteomic analysis method
10/24/2002US20020153251 Introducing a photopolymerizable material in an intersection formed between a first and second microchannel in device, and forming a localized gel by photopolymerization at intersection, wherein gel acts to create barrier to flow
10/24/2002US20020153250 Forming wear resistance sliding device; spraying grooves with particles of carbide, aluminum alloy and carbon steel
10/24/2002US20020152793 Inspection chip for sensor measuring instrument
10/24/2002US20020152792 Method and apparatus for calibration of instruments that monitor the concentration of a sterilant in a system
10/24/2002US20020152791 Methods and apparatuses for automatic process control for biasing and testing heated electrode refrigerant sensors
10/24/2002DE10119405A1 Gas sensor with heated, resistive sensitive layer on membrane, is produced by depositing sensitive layer in droplet form
10/24/2002DE10118367A1 Sensor zum Messen einer Gaskonzentration oder Ionenkonzentration Sensor for measuring a gas concentration or ion concentration,
10/24/2002DE10118366A1 Sensor zum Messen einer Ionenkonzentration oder Gaskonzentration Sensor for measuring an ion concentration or gas concentration
10/24/2002DE10118200A1 Gas sensor element used, e.g., in biomedical analysis comprises a first and second metallic electrodes, nanotubes connecting the electrodes together, and a unit for determining the electrical resistance between the electrodes
10/24/2002DE10116530A1 Gas detector with controlled selectivity, has source applying variable-frequency voltage to sensor, to measure its electrical conductivity
10/24/2002CA2444548A1 Methods of diagnosing and treating small intestinal bacterial overgrowth (sibo) and sibo-related conditions
10/24/2002CA2444257A1 Methods and apparatus for electrospray-augmented high field asymmetric ion mobility spectrometry
10/24/2002CA2443978A1 Electrophoretic separation system
10/24/2002CA2443711A1 Methods for identifying small molecules that bind specific rna structural motifs
10/24/2002CA2443122A1 Mobility-modified nucleobase polymers and methods of using same
10/23/2002EP1251349A1 Electromagnetic acoustic transducer for nondestructive examination of materials fabricated at elevated temperatures
10/23/2002EP1251344A2 Process of measuring aerosol particles in gas samples
10/23/2002EP1251136A2 Method and reagents for analyzing the nucleotide sequence of nucleic acids
10/23/2002EP1250998A2 An apparatus and a method of producing tires and on-line testing their electrical conductivity
10/23/2002EP1250695A1 Method for generating and displaying complex data utilizing color-coded signals
10/23/2002EP1250596A1 Apparatus for and method of making electrical measurements on an object
10/23/2002EP1250591A2 Method for operating a sensor for determining the concentration of oxidizing gases in gas mixtures
10/23/2002EP1250590A2 An absorbent structure, particularly a sensor, provided with a thin film layer of not monomeric phthalocyanine and/or phthalocyanine derivatives and a method for regenerating it
10/23/2002EP1250573A1 Methods and devices for measuring interface levels between fluids, and uses thereof
10/23/2002EP1250459A2 Homogenous assay of duplex or triplex hybridization by means of multiple measurements under varied conditions
10/23/2002EP1250452A1 Methods for determining single nucleotide variations and genotyping
10/23/2002EP1250289A2 Device for treating water
10/23/2002EP1250181A1 Chromatographic and electrophoretic separation of chemicals using electrically conductive polymers
10/23/2002EP1250086A1 Device and method for removing liquid from endogenic tissue and determining the concentrations of substances in said liquid
10/23/2002EP0722567B1 Measurement device for the analysis of fluids
10/23/2002CN2518105Y Simple tester for bipolar membrane current-voltage curve
10/23/2002CN1376304A Modified ion source target for use in liquid matrix-assisted laser desorptino/ionisation mass spectrometry
10/23/2002CN1376266A Gas sensor and its method of manufacture
10/23/2002CN1375891A Electric connecting structure, its producing method and electric wiring method
10/23/2002CN1375696A Ultratrace DNA detecting method by means of nano microsphere amplificaltion technology and piezoelectric DNA biosensor
10/23/2002CN1093261C Battery with condition tester and condition tester for said battery
10/22/2002US6470201 Automatically penetrate a glass electrode(s) into the membrane of a xenopus oocyte to hold the membrane potential and to automatically measure reactions to the administration of a medicine is to be provided.
10/22/2002US6469535 Based on the resulting variation in current (flowing between an electrode forming a schottky barrier and a semiconductor) with the voltage applied, the surface state of the semiconductor substrate is evaluated
10/22/2002US6469525 Method for sensing humidity in a tape library
10/22/2002US6469521 Method for measuring the state of oils or fats
10/22/2002US6469513 Automated stationary/portable test system for applying a current signal to a dielectric material being tested
10/22/2002US6469504 Method and system for detecting core faults
10/22/2002US6469503 Eddy current inspection probe and method of use
10/22/2002US6469298 Microscale ion trap mass spectrometer
10/22/2002US6468811 Light-controlled electrokinetic assembly of particles near surfaces
10/22/2002US6468809 Which responds to radial fringing field; electroconductivity; ferromagnetism; immunoassay; dna hybridization assay
10/22/2002US6468657 Controllable ion-exchange membranes
10/22/2002US6468478 Increased accuracy of oxygen measurement in vehicle exhaust systems by shortening sweeping time period of element impedance detecting voltage; improved control of fuel to air ratio and catalytic converter performance
10/22/2002US6468409 Method and apparatus for detecting substances
10/22/2002US6468408 Polymeric electrolyte
10/22/2002US6468407 Protective coating comprises a mixture of a metal oxide, a zeolite, and an alumina is disposed on the protective layer adjacent to the sensing electrode.
10/22/2002US6468406 Anion-complexing compound, method of preparing the same, an ion-selective membrane and a sensor provided with such a compound or membrane
10/22/2002US6467954 Resistance component detecting apparatus for an oxygen concentration sensor and oxygen-concentration detecting apparatus
10/22/2002US6467951 Probe apparatus and method for measuring thermoelectric properties of materials
10/22/2002US6467630 Continuous particle and molecule separation with an annular flow channel
10/22/2002US6467333 Trace level detection of analytes using artificial olfactometry
10/22/2002CA2240045C Eddy current flaw detector
10/17/2002WO2002082083A1 Electrophoresis
10/17/2002WO2002082079A1 Enhanced protein separation and analysis
10/17/2002WO2002082073A2 A method of and apparatus for ionizing an analyte and ion source probe for use therewith
10/17/2002WO2002082072A1 Installation for continuously treating samples, by separation on a stationary phase, under forced flow
10/17/2002WO2002082069A1 Device for electrochemical measurements
10/17/2002WO2002082068A1 Concentration cell type hydrogen sensor and method for preparing solid electrolyte capable of conducting proton
10/17/2002WO2002082067A2 Gas sensor, in particular lambda-probe
10/17/2002WO2002082066A1 Concentration and identification of moderate-to-strong hits in natural products by capillary electrophoresis
10/17/2002WO2002082045A2 Thin film sensor array for the detection of gases and a method of making
10/17/2002WO2002081778A1 Pickle liquor acid analyzer
10/17/2002WO2002081752A2 Methods and kits useful for the simplification of complex peptide mixtures
10/17/2002WO2002081739A2 Non-enzymatic liposome-linked closely spaced array electrodes assay (nel-ela) for detecting and quantifying nucleic acids
10/17/2002WO2002081735A2 Detection of negatively charged polymers using water-soluble, cationic, polythiophene derivatives
10/17/2002WO2002081683A2 Protein analysis by means of immobilized arrays of antigens or antibodies
10/17/2002WO2002081084A2 Microtiter plate format device and methods for separating differently charged molecules using an electric field
10/17/2002WO2002057765A3 Reference electrode having a microfluidic flowing liquid junction
10/17/2002WO2002055662A3 Dna separation using linear polymer solutions with dimethyl sulfoxide
10/17/2002WO2002053764A3 Hydrophilic polymeric material for coating biosensors
10/17/2002WO2002048702A3 Material sensor with protective layer
10/17/2002WO2002006806A3 Antioxidant sensor
10/17/2002WO2001088520A3 Ion-selective solid-state polymeric membrane electrodes
10/17/2002WO2001077378A3 Diagnosis of diseases associated with dna adducts
10/17/2002WO2001058348A9 Improved analyte sensor and method of making the same
10/17/2002WO2001053819A9 Separation media, multiple electrospray nozzle system and method
10/17/2002WO2001051918A9 A microfluidic device and method for focusing, segmenting, and dispensing of a fluid stream