Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
11/1999
11/24/1999EP0958300A1 Electrokinetic sample preparation
11/24/1999EP0957816A1 Improved apparatus for measuring sulfides within a periodontal pocket
11/24/1999EP0749632A4 Electrostatic discharge protection of isfet sensors
11/24/1999CN2350760Y Four-electrode DC conducting cell
11/24/1999CN1236100A Hydrocarbon sensor
11/24/1999CN1236090A Device for measuring properties of textile product
11/24/1999CN1046830C Fiber optic cable monitoring system
11/23/1999US5991030 Apparatus for reading a luminescence pattern of a sample
11/23/1999US5990684 Method and apparatus for continuously monitoring an aqueous flow to detect and quantify ions
11/23/1999US5990678 Non-destructive testing equipment having squid type magnetic sensor
11/23/1999US5990677 Apparatus and methods for obtaining increased sensitivity, selectivity and dynamic range in property measurement using magnetometer
11/23/1999US5990477 Apparatus for machining, recording, and reproducing, using scanning probe microscope
11/23/1999US5990476 Control of surface potential of insulating specimens in surface analysis
11/23/1999US5990463 Oxygen sensor element holding lamination type ceramic heater
11/23/1999US5989990 Tinoxide thin film, preparation thereof, and gas detecting sensor using thereof
11/23/1999US5989871 Charge/translational frictional drag in a non-sieving medium; primer extension reaction kit
11/23/1999US5989624 Method for manufacturing electrode
11/23/1999US5989409 Method for glucose sensing
11/23/1999US5989408 Process for measuring an electrochemical activity
11/23/1999US5989403 Electrophoresis assembly with filling means
11/23/1999US5989402 Controller/detector interfaces for microfluidic systems
11/23/1999US5989400 Power connecting device including a flat pad having a dielectric substrate that supports spaced, oppositely charged electroconductive regions contacting electrophoresis gel module which spans the distance between regions
11/23/1999US5989399 Covered channel having hydrophilic surface formed into hydrophobic material and filled with separation medium comprising an oxybutylene-containing block copolymer which is liquid at a first temperature and gel at a second
11/23/1999US5989398 Calorimetric hydrocarbon gas sensor
11/23/1999US5987965 Gas sensor with conductive housing portions
11/23/1999US5987963 Method of improving the selectivity of a polymer-film gas sensor and a sensor structure for implementing the method
11/23/1999CA2127016C Nitrogen oxide detecting sensor and method of manufacturing the same
11/18/1999WO1999058991A1 Wet end control for papermaking machine
11/18/1999WO1999058990A2 Apparatus and method for conductivity measurement including probe contamination compensation
11/18/1999WO1999058989A1 Methods for utilizing dielectrometry signals using estimation grids
11/18/1999WO1999058973A1 Method and device for predicting physiological values
11/18/1999WO1999058967A1 Method and device for displaying signal generated by measurement probe
11/18/1999WO1999058966A1 Microelectrode biosensor and method therefor
11/18/1999WO1999058965A2 Evaluating properties of oil using dielectric spectroscopy
11/18/1999WO1999058964A1 Device for gas sensing
11/18/1999WO1999058963A1 Sensing unit provided with separated detection light guiding
11/18/1999WO1999058962A1 Improved apparatus and methods for carrying out electrochemiluminescence test measurements
11/18/1999WO1999058956A1 Electrochemical analytical cartridge
11/18/1999WO1999058951A1 Method for analyzing total reactive sulfur
11/18/1999WO1999058950A1 Analyzer for continuously measuring h2s contained in a gas and device including same for regulating the air flow rate injected into an h2s sulphur oxidation reactor
11/18/1999WO1999058926A1 Scanning force microscope with high-frequency cantilever
11/18/1999WO1999058923A1 Method for determining the thickness of a layer made of electrically conductive material
11/18/1999WO1999058709A1 Test strip
11/18/1999WO1999058190A1 Collection assemblies for transdermal sampling system
11/18/1999WO1999058051A1 Monitoring of physiological analytes
11/18/1999WO1999058050A1 Signal processing for measurement of physiological analytes
11/18/1999WO1999040430A3 MULTI-ANALYTE REFERENCE SOLUTIONS WITH STABLE pO¿2?
11/18/1999DE4020385C2 Thermal toning sensor for carbon content in Diesel engine exhaust - has combined ceramic foil heating element and temp. sensor
11/18/1999DE19821627A1 Module with microchannel system useful in miniaturized processing or analysis systems e.g. PCR or immunoassays
11/18/1999CA2331824A1 Test strip
11/18/1999CA2331666A1 Electrochemical analytical cartridge
11/18/1999CA2331644A1 Methods for utilizing dielectrometry signals using estimation grids
11/18/1999CA2331490A1 Improved apparatus and methods for carrying out electrochemiluminescence test measurements
11/17/1999EP0957508A2 Analysis of biomolecules using time-of-flight mass spectrometry
11/17/1999EP0957357A1 Housing for a gassensor with cylindrical, porous protective cap made of sintered powder and having a bore at the front face
11/17/1999EP0957356A1 Method of manufacturing platinum electrode
11/17/1999EP0956603A1 Ion conductive laminate and production method and use thereof
11/17/1999EP0956503A1 Apparatus for determining properties of an electrically conductive object
11/17/1999EP0956502A1 Method for determining chemical reactivity, specially corrosiveness of an oily liquid or impurities therein
11/17/1999EP0956501A1 Device for measuring oxygen content in a gas medium
11/17/1999EP0955871A1 Method and apparatus for noninvasively determining hematocrit
11/17/1999EP0782692B1 Sensor arrangement and method of detecting measured values using said sensor arrangement
11/17/1999CN2349574Y Double-probe sensor for crude oil humidity tester
11/17/1999CN1235674A Electrochemical detector integrated on microfabricated capillary electrophoresis chips
11/16/1999US5987273 Toner concentration detecting method and system
11/16/1999US5986457 Methods of measuring currency limpness
11/16/1999US5986456 Surface potential sensor and processing circuit having improved noise reduction
11/16/1999US5986452 Apparatus and method for detecting flaws in conductive material
11/16/1999US5986262 Probe array for a scanning probe microscope
11/16/1999US5986090 Metallized porphyrins
11/16/1999US5985942 Composite membranes, flexibility and vinyl copolymers
11/16/1999US5985486 Multilayer electrochemical device with ions
11/16/1999US5985476 Stable high conductivity functionally gradient compositionally layered solid state electrolytes and membranes
11/16/1999US5985356 Screening
11/16/1999US5985130 Method for quantifying substrate
11/16/1999US5985129 Applying continuous cathodic current to reference electrode
11/16/1999US5985121 Fast sampling device and sampling method for capillary electrophoresis
11/16/1999US5985120 Using successive subtracting procedure to establish separation profile as function of time, projecting profile forward in time to quantitatively analyze separate species
11/16/1999US5985118 Solid electrolyte gas concentration detector
11/16/1999US5985117 Ion-selective membrane sensors with mercuracarborand ionophore
11/16/1999US5985116 Having reaction layer containing at least oxidoreductase and electron acceptor formed on electrode system including carbon working electrode and counterelectrode on base plate
11/16/1999CA2175501C Biosensing meter with fail/safe procedures to prevent erroneous indications
11/16/1999CA2168556C Detecting flaws in a carbon anode
11/16/1999CA2137978C Liquid sensing circuit
11/11/1999WO1999057571A1 Magnetic sensor using optical fiber
11/11/1999WO1999057557A1 Inanimate entity location method by using dielectrophoresis
11/11/1999WO1999057556A2 Method for determining nox concentration
11/11/1999WO1999057555A1 METHOD FOR DETERMINING NOx CONCENTRATION
11/11/1999WO1999057554A1 Replaceable measuring electrode system
11/11/1999WO1999057553A1 Device for electrochemical measurement
11/11/1999WO1999057552A1 Sensor packaging having an integral electrode plug member
11/11/1999WO1999057551A1 Chemical cleaning system for electrochemical electrodes used in caustic environments
11/11/1999WO1999057550A1 Detection of a target in a sample
11/11/1999WO1999057549A1 Measuring additive concentration in an electroplating bath
11/11/1999WO1999057548A1 Hydrogen sensor
11/11/1999WO1999057547A2 Method and system for velocity-normalized position-based scanning
11/11/1999WO1999057546A1 An instrument and method for measurement of stability of oils
11/11/1999WO1999057319A1 Electronic detection of nucleic acids using monolayers
11/11/1999WO1999057318A2 Infrared matrix-assisted laser desorption/ionization mass spectrometric analysis of macromolecules
11/11/1999WO1999057317A1 Electronic methods for the detection of analytes utilizing monolayers