Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
07/2002
07/11/2002US20020090632 Measuring the concentration of preferential analyte in sample; obtain samples, incubate with binding particles, determine concentration of detectable particles
07/11/2002US20020089338 Brake oil detector
07/11/2002US20020088936 Ion mobility spectrometers
07/11/2002US20020088721 Device for detecting an end point of electro-plating and method thereof
07/11/2002DE10101755C1 Vorrichtung zur Bestimmung des Innenwiderstandes einer Linearen Sauerstoffsonde Device for determining the internal resistance of a linear oxygen probe
07/11/2002DE10100773A1 Oil quality measuring device for gearbox or engine oil by using coil to collect metal chips etc. in capacitor, changing its dielectric constant
07/11/2002DE10100239A1 Verfahren zur Bestimmung einer Restbetriebsdauer einer potentiometrischen Messsonde, Vorrichtung zur Durchführung des Verfahrens und ihre Verwendung A method of determining a remaining operating time of a potentiometric measuring probe apparatus for implementing the method and their use
07/11/2002DE10063833A1 Verfahren und Vorrichtung zum Prüfen von Mehrschichtfolien und daraus hergestellten Behältern Method and device for testing of multi-layer films and containers prepared therefrom
07/11/2002CA2472220A1 Electrical impedance tomography
07/11/2002CA2432026A1 A method for measuring the concentration of impurities in helium by ion mobility spectrometry
07/11/2002CA2428610A1 Hydrophilic polymeric material for coating biosensors
07/10/2002EP1221713A2 Mass spectrometry
07/10/2002EP1221611A2 Ion mobility spectrometer with improved drift region and method for making same
07/10/2002EP1221610A2 CO sensor and method of measuring CO concentration
07/10/2002EP1221609A2 Sensing humidity
07/10/2002EP1221310A1 Apparatus and method for detecting biofilm in the water conduits of dental units
07/10/2002EP1221179A1 Strongly textured atomic ridges and dots
07/10/2002EP1221049A1 Transverse shear mode piezoelectric chemical sensor
07/10/2002EP1221046A2 A substrate and a method for determining and/or monitoring electrophysiological properties of ion channels
07/10/2002EP1221041A1 Highly time resolved impedance spectroscopy
07/10/2002EP1221040A2 Chemical sensor and coating for same
07/10/2002EP1220952A2 Converting diploidy to haploidy for genetic diagnosis
07/10/2002EP1220922A2 Treatment of chronic inflammatory disease by inhibiting sub-groups of activated t-cells
07/10/2002EP1031032B1 Serpentine electrophoresis channel with self-correcting bends
07/10/2002EP1010003A4 Improved microfluidic systems
07/10/2002EP0794827B1 New buffer system for electrophoresis and use thereof
07/10/2002EP0738385B1 Measuring probe
07/10/2002CN2499829Y Insulation shape needle end type electrode
07/10/2002CN2499828Y Micro pore composite end capping copper-saturated cupric sulfate
07/10/2002CN2499827Y Probe head suitable for medical air negative ion detector
07/10/2002CN2499826Y Automatic alarm and lighting device for methane over-limit in mine
07/10/2002CN1357971A Electrical pulse unit for the measurement of emitting performance of cathode material
07/10/2002CN1357759A Capacity humidometer
07/10/2002CN1357758A Integrated humidity detector with frequency output
07/10/2002CN1087426C Fast evaluation method for relative permeability of concrete
07/09/2002US6418335 Ferromagnetic foreign body detection using magnetics
07/09/2002US6417679 Conductivity sensor
07/09/2002US6417673 Scanning depletion microscopy for carrier profiling
07/09/2002US6417009 Reservoir components
07/09/2002US6416653 Nonaxial flow path therethrough for use within a reference cell
07/09/2002US6416652 Method for measuring ammonia in biochemical processes
07/09/2002US6416651 Multi-electrode composition measuring device and method
07/09/2002US6416646 Method of making a material for establishing solid state contact for ion selective electrodes
07/09/2002US6416644 Automated system for two-dimensional electrophoresis
07/09/2002US6416643 Method for measuring cellular chemical profiles
07/09/2002US6416642 Method and apparatus for continuous liquid flow in microscale channels using pressure injection, wicking, and electrokinetic injection
07/09/2002US6416641 Biosensor
07/09/2002US6415650 Method for operating helium leak indicator and the application of this method to helium leak indicators
07/09/2002US6415647 Compact structure of gas sensor and production method thereof
07/09/2002CA2300608C Method for determining the corrosiveness of naphthenic acid in crude oil and refinery streams
07/09/2002CA2096389C Analysis of samples by capillary electrophoretic immunosubtraction
07/09/2002CA2090616C Apparatus and methods for trace component analysis
07/09/2002CA2051170C Apparatus and method for inspecting an item having grooves machined therein
07/05/2002CA2366638A1 Co sensor and method of measuring co concentration
07/04/2002WO2002052285A1 Probe cartridge assembly and multi-probe assembly
07/04/2002WO2002052271A2 Inverse labeling method for the rapid identification of marker/target proteins
07/04/2002WO2002052259A1 Rapid and quantitative proteome analysis and related methods
07/04/2002WO2002052255A1 A method for measuring the concentration of impurities in nitrogen, hydrogen and oxygen by means of ion mobility spectrometry
07/04/2002WO2002052254A1 Electronic tongue as ozone detector
07/04/2002WO2002052253A2 PROCESS FOR MINIMIZING CROSS-TALK IN DIAGNOSTIC SIGNALS OF A pH SENSOR
07/04/2002WO2002052252A2 Electronic measuring instrument and method for detection of chemical or biochemical components with sensors based on ion-sensitive field-effect transistors
07/04/2002WO2002052246A2 Method and device for detecting and identifying bio-aerosol particles in the air
07/04/2002WO2002033410A3 Microvolume immunoabsorbant assays with amplified electrochemical detection
07/04/2002WO2002019257A8 Method and apparatus for impressing a master pattern to a gel image
07/04/2002WO2001073425A3 Lithium ion-selective electrode for clinical applications
07/04/2002WO2001035100A9 Binding acceleration techniques for the detection of analytes
07/04/2002US20020086443 Magnetic separation of preferential particle in solution; obtain sample, attract particles to preferential zones, immobilize preferential particle
07/04/2002US20020086441 Elemental analysis of tagged biologically active materials
07/04/2002US20020086434 Monitoring acid distribution in peteroleum; obtain sample, incubate with chlorobenzene, obtain a series of mass spectra, quantify reactive acids
07/04/2002US20020086417 Apparatus for use in th analysis of nucleotide sequences
07/04/2002US20020086416 Device for use in the detection, separation and analysis of nucleotide sequences
07/04/2002US20020086293 Sequencing nucleotide sequences; obtain nucleotide sequences, incubate buffer, apply electricity, monitor migration, detect fluorescence, generate image of separated nucleotide sequences
07/04/2002US20020085956 Gas sensor
07/04/2002US20020085954 Depositing an inorganic sol-gel permeation layer on a micro-electronic device for molecular biological reactions; can be created with pre-defined porosity, pore size distribution, pore morphology, and surface area.
07/04/2002US20020085202 Apparatus and method for carrying out analysis of samples using radiation detector output ratios
07/04/2002US20020084789 Method for sensing humidity in a tape library
07/04/2002US20020084408 Method and apparatus for ion attachment mass spectrometry
07/04/2002US20020084196 Sensor includes a working electrode and a counter electrode, and can include an insertion monitoring trace to determine correct positioning of the sensor in a connector; determining concentration of an analyte a biological fluid, such as blood
07/04/2002US20020084195 Determining the concentration of an additive X of an electrochemical bath that includes at least one further component Y; electroanalytical measurement cycle
07/04/2002US20020084185 Microfabricated structures for facilitating fluid introduction into microfluidic devices
07/04/2002US20020084184 Sensor connection means
07/04/2002US20020083977 Interchangeable fitting
07/04/2002DE10065076A1 Elektronische Meßanordnung und Verfahren zum Nachweis von chemischen oder biochemischen Komponenten Electronic measuring arrangement and method for the detection of chemical or biochemical components
07/04/2002DE10064668A1 Mehrelektroden-Gassensorsystem mit Gasreferenz Multi-electrode gas sensor system with gas reference
07/04/2002DE10064667A1 Mehrstufiger, Gassensor, Betriebs- und Herstellungsverfahren Coordinated multi-gas sensor operating and manufacturing processes
07/04/2002DE10064499A1 Recognizing state of nitrogen oxide storage catalyst in exhaust gas stream of IC engine involves detecting two independent electrical parameters of electrical complex impedance of catalyst
07/04/2002DE10063268A1 Device for measuring small amounts of liquid and/or movement of liquid on solid body surface, e.g. biological material, during micro-analysis, comprises substrate including holding region on its body surface
07/04/2002DE10063097A1 Trägerfreies Elektrophoreseverfahren und Elektrophoresevorrichtung zur Duchführung dieses Verfahrens Carrier-free electrophoresis method and electrophoresis Duch to guide this process
07/04/2002CA2432052A1 Inverse labeling method for the rapid identification of marker/target proteins
07/04/2002CA2431836A1 Electronic tongue as ozone detector
07/04/2002CA2427015A1 A method for measuring the concentration of impurities in nitrogen, hydrogen and oxygen by means of ion mobility spectrometry
07/03/2002EP1220290A2 Methods and apparatus for mass spectrometry
07/03/2002EP1220288A2 Ion optics system for a Time-of-Flight mass spectrometer
07/03/2002EP1220286A2 Multi-mass filter
07/03/2002EP1220284A2 Helium droplet mass spectrometery (HDMS)
07/03/2002EP1220283A2 Ionization polarity prediction of compounds for efficient mass spectrometry
07/03/2002EP1219961A1 Heater patterns for planar gas sensors
07/03/2002EP1219960A1 Heater patterns for planar gas sensors
07/03/2002EP1219959A1 Electrochemical measurement system with two reference electrodes of different drift to monitor the salt concentration in the common reference electrolyte
07/03/2002EP1219958A1 Electrochemical measurement system with two reference electrodes of different drift