Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
12/1994
12/08/1994DE4318327A1 Gas sensor
12/08/1994DE4315928C1 Method for controlling capillary electrophoresis and a device for carrying out the method
12/08/1994CA2141561A1 Thin film gas sensor and method of fabrication thereof
12/07/1994EP0627622A2 An ion current detector device for use in an internal combustion engine
12/07/1994EP0627621A1 Device and method for the examination of metabolism of cells
12/07/1994EP0627609A1 Method for determining thickness of material deposition on nuclear fuel rods
12/07/1994EP0627079A1 Siloxanediol coating for capillary electrophoresis and for general surface modification
12/07/1994EP0627078A1 Sensor for the determination of gases or gas concentrations in gas mixtures
12/07/1994EP0627077A1 Sensor for the determination of gas components and/or gas concentrations of gas mixtures.
12/07/1994EP0583250B1 Integratable conductivity measuring device
12/07/1994CN2184929Y High efficiency capillary electrophoresis hand sample feeder
12/07/1994CN2184928Y Portable strong sound and light gas double point alarm
12/06/1994US5371671 DNA sequence autoradiogram digitizer and methodology implemented in the same
12/06/1994US5371467 Gas sensor probe tip with integrating filter
12/06/1994US5371463 Magnetic instrument for detecting a poor band between a magnetic layer and a non-magnetic substrate
12/06/1994US5371462 Eddy current inspection method employing a probe array with test and reference data acquisition and signal processing
12/06/1994US5371461 Apparatus and method for compensating for variations in the lift-off of eddy current surface inspection array elements
12/06/1994US5371364 Practical implementations for ion mobility sensor
12/06/1994US5371208 Preparation of cross-linked linear polysaccharide polymers as gels for electrophoresis
12/06/1994US5371199 Substituted porphyrins, porphyrin-containing polymers, and synthetic methods therefor
12/06/1994US5370783 Electrode
12/06/1994US5370782 Electrophoretic apparatus
12/06/1994US5370777 Capillary column containing removable separation gel composition and method of use
12/06/1994US5370743 Determining electroconductivity of solution and converting into concentration by means of given equation
12/06/1994US5370101 Fuel controller with oxygen sensor monitoring and offset correction
12/06/1994US5370006 Piping inspection carriage having axially displaceable sensor
12/06/1994US5369980 Method and apparatus for the determination of the proportion of a paramagnetic gas in a gas mixture
12/06/1994US5369975 Method and apparatus for automatic selection of containers
12/06/1994CA1333381C Method and articles employing ion exchange material
11/1994
11/30/1994EP0626719A2 Method and apparatus for ejecting unwanted ions in an ion trap mass spectrometer
11/30/1994EP0626584A1 Sensor and method for measuring resistivity
11/30/1994EP0626579A2 Ion mobility detector
11/30/1994EP0626578A1 Apparatus for gel electrophoresis
11/30/1994EP0626577A1 Method of monitoring metal ion content in plating baths
11/30/1994EP0626065A1 Multiple k factor, selectable gas detector
11/30/1994EP0625883A1 Acrylic copolymer membranes for biosensors
11/30/1994EP0606225A4 Sequencing of protein immobilized of polytetrafluoroethylene supports.
11/30/1994EP0527126B1 Electrochemical determination of oxygen concentration
11/30/1994EP0470134B1 Single-use disposable molten metal inclusion sensor
11/30/1994CN2184205Y Tester for meat deterioration and its water content
11/29/1994US5369370 Method and apparatus for the measurement of the corrosion potential between a coated metal surface and a reference electrode
11/29/1994US5369365 Combined water field strength and conductivity meter
11/29/1994US5368727 Liquid chromatograph mass spectrometer
11/29/1994US5368713 Laminated system for gas sensors and process for producing it
11/29/1994US5368706 Palladium reference electrode
11/24/1994WO1994027141A1 Photo-ionization detector for detecting volatile organic gases
11/24/1994WO1994027140A1 Electrochemical sensors
11/24/1994WO1994027139A1 Method and device for detection of oxidizable materials in a space
11/24/1994WO1994026931A1 Dyes designed for high sensitivity detection of double-stranded dna
11/24/1994WO1994026871A1 Enfet electrochemical sensor for enzymatic assay
11/24/1994WO1994026396A1 Application specific capillary electrophoresis
11/24/1994WO1994016101A3 Dna sequencing by mass spectrometry
11/24/1994DE4317098A1 FRP element and method for detecting internal damage in the same
11/24/1994DE4317085A1 Method for calibrating electrochemical measuring instruments and a device for carrying out the method
11/24/1994CA2162045A1 Electrochemical sensors
11/23/1994EP0625711A1 Method and apparatus for measuring permittivities of ferroelectric liquid crystals by preparing a homeotropic cell and a planar homogeneous cell
11/23/1994EP0625704A2 Extended use planar sensors
11/23/1994EP0625282A1 Capacitance humidity sensor
11/23/1994EP0625267A1 Methods of analysis
11/23/1994EP0625265A1 Method and electrode device for electrochemical stripping analysis.
11/23/1994EP0625264A1 Heater arrangement
11/23/1994EP0615617A4 Capillary flowcell for multiple wavelength detection.
11/23/1994CN2183626Y Domestic multi-function safety device
11/23/1994CN2183565Y Moisture sensitive electronic switch
11/22/1994US5367283 Thin film hydrogen sensor
11/22/1994US5367265 Moisture-sensing controller for a clothes dryer
11/22/1994US5367264 Measuring instrument and method for determining the alcohol content of a mixture
11/22/1994US5367258 Joint or discontinuity detector for use with pipes and the like
11/22/1994US5367163 Sample analyzing instrument using first and second plasma torches
11/22/1994US5366936 Detectors of cadmium, silver, thallium, mercury, copper, and/or lead
11/22/1994US5366766 Method of manufacturing thin film and thin film device
11/22/1994US5366611 Oxygen sensor
11/22/1994US5366610 Air fuel ratio detecting device
11/22/1994US5366609 Biosensing meter with pluggable memory key
11/22/1994US5366608 Electrophoresis gel migration apparatus
11/22/1994US5366603 Sequencing near infrared and infrared fluorescence labeled DNA for detecting useing laser diodes
11/22/1994US5366601 Method for separating ionic species using capillary electrophoresis
11/22/1994US5365771 Process and apparatus for testing bottles for contamination
11/17/1994EP0624797A2 Monitoring gaseous oxygen concentration
11/17/1994EP0624793A1 Method and apparatus for the determination of magnetic inhomogeneities in a sample of magnetisable material
11/17/1994EP0624792A2 Reserve ISFET
11/17/1994EP0624791A1 Exhaust sensor with tubular shell
11/17/1994EP0624790A1 Exhaust sensor with removable electrical connection
11/17/1994EP0624721A1 Method to discriminate between fault sources in a system for controlling the mixture fed to an internal combustion engine
11/17/1994EP0624653A1 Disk-shaped, multizone, electrochemical sensor and its use for determining glucose
11/17/1994EP0624416A2 Method and apparatus for assessing and restoring solderability
11/17/1994EP0624249A1 Arrayed eddy current probe system
11/17/1994EP0624248A1 Capillary column containing removable separation gel composition and method of use
11/17/1994EP0624247A1 Reference electrodes
11/17/1994DE4316086A1 Method for producing an ISFET with a back film (diaphragm)
11/17/1994DE4315749A1 Electrochemical sensor with a solid electrolyte for measuring gas concentration
11/16/1994CN2182995Y Device for measuring impurities in liquid
11/16/1994CN2182993Y Device for measuring temp. and electric conductivity of purified water
11/16/1994CN1026615C Device for testing multifunctional paint and resin solidification course
11/15/1994US5365455 Method and apparatus for automatic nucleic acid sequence determination
11/15/1994US5365216 Catalyst monitoring using ego sensors
11/15/1994US5365170 Measurement of magnetic properties of electrical steels using a search coil partially defined by a fluid electrolyte
11/15/1994US5365169 Remote field eddy current flaw detector for metal material including attenuator, adder, phase shiftery and phase comparator
11/15/1994US5365063 Method and apparatus of quantitative non-resonant photoionization of neutral particles and the use of such apparatus
11/15/1994US5364797 Sensor device containing mesoporous crystalline material