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)
03/1996
03/27/1996CN2223494Y Glucose oxidase labelling interferon immune electrode
03/27/1996CN1119339A In situ monitoring technique and apparatus for chemical/mechanical planarization endpoint detection
03/27/1996CN1119276A Vacuum compressometer and experiment method
03/27/1996CN1119275A Multi-sample fraction collector by electrophoresis
03/26/1996US5502773 Method and apparatus for automated processing of DNA sequence data
03/26/1996US5502659 Method and apparatus for calibrating moisture sensors
03/26/1996US5502396 Measuring device with connection for a removable sensor
03/26/1996US5502389 Apparatus for polyelectrolyte measurement with an ultrasonically driven liner
03/26/1996US5502388 Method of measuring the pH value of a test solution with glass-electrode measuring cells and of simultaneously calibrating the measuring cells
03/26/1996US5502382 Apparatus for magnetic inspection using magnetic shield, with specific relation of distance E between magnetic sensors and distance L between each magnetic sensor and the object to be inspected, to obtain optimum S/N
03/26/1996US5502169 Coating with polar polymer; thermally fixing to render water insoluble; electrophoresis; separating proteins, peptides, and oligonucleotides
03/26/1996US5501986 Immunoassay, quartz crystal microbalance, gold sol
03/26/1996US5501920 Membranes
03/26/1996US5501766 Compare time of minimum and maximum value of an electrical characteristic of bath with two electrodes not contacting wafer, determine overetch
03/21/1996WO1996008719A1 Isotopic composition analyser
03/21/1996WO1996008716A1 Capillary affinity electrophoresis, affinity matrix for implementing said electrophoresis and method of manufacture
03/21/1996WO1996008715A1 Separation of nucleic acids by capillary electrophoresis in thermal gradients in viscous polymer solutions
03/21/1996WO1996008714A1 Material concentration measuring method and material concentration measuring apparatus
03/21/1996WO1996008713A1 Chemical sensor
03/21/1996WO1996008712A1 Gas sensor
03/21/1996WO1996008711A1 Method and device for determining and indicating the condition of a medium in a conduit
03/21/1996WO1996008443A1 Germanium and cadmium oxinitrides and derivatives thereof, preparation and precursors, and their applications as gas collectors and catalysts
03/21/1996DE4433447A1 System for monitoring presence of at least one electrically conducting fluid component, or separation layer level
03/21/1996DE4433102A1 Elektrodenanordnung zur Signalerfassung gassensitiver Schichten Electrode array for signal detection gas sensitive layers
03/21/1996DE4431875A1 Sensor element in form of galvanic cell
03/21/1996DE19534550A1 Electrical measurement and control of mass transfer rate
03/20/1996EP0702248A2 Metaldetector for recognising metallic foreign objects
03/20/1996EP0702229A1 Oxygen sensor
03/20/1996EP0701694A1 Multiple capillary biochemical analyzer
03/20/1996EP0701693A1 Seal for a gas-sensor element
03/20/1996EP0701691A1 Electrochemical sensor
03/20/1996EP0620919B1 Method for determining gas hold-up
03/20/1996EP0546032B1 Immobilization of organic macromolecules or biopolymers in a polymer membrane
03/20/1996EP0486559B1 Nucleic acid fractionation by counter-migration capillary electrophoresis
03/20/1996CN2222916Y Down foreign matter detector
03/20/1996CN2222915Y Liquid film electrode
03/20/1996CN2222914Y Gas leakage alarm device
03/20/1996CN2222913Y Soil moisture meter
03/19/1996US5500351 Biosensors for detecting metal ions capable of being reduced by reductase enzymes
03/19/1996US5500188 Device for photoresponsive detection and discrimination
03/19/1996US5500073 Semiconductor wafers, electrodes in etch bath but not contacting wafers, monitoring impedance, capacitance, resistance, etc
03/19/1996US5500071 Miniaturized planar columns in novel support media for liquid phase analysis
03/19/1996CA1338173C Gel plate assembly for electrophoresis
03/14/1996WO1996007946A1 Microscopic electromagnetic radiation transmitter or detector
03/14/1996WO1996007898A1 Gas sensor made in thick or thin-film technology
03/14/1996WO1996007868A1 Process for scanning a sample surface, in particular by means of scanning force microscopes
03/14/1996DE19533135A1 Load measurement in ferromagnetic element
03/14/1996DE19503802C1 Device for measurement of hydrogen in transformer oil
03/13/1996EP0701128A1 Apparatus for petrophysical measurements and method for carrying out the same
03/13/1996EP0701125A2 Sensor
03/13/1996EP0701124A1 Oxygen sensor
03/13/1996EP0701123A1 Formaldehyde vapour detector
03/13/1996EP0701110A2 Capacitive probe for monitoring fluid in a tank
03/13/1996EP0700924A2 Ion-sensitive compounds
03/13/1996EP0700521A1 Method and apparatus for desorption and ionization of analytes
03/13/1996EP0700520A1 Sensors based on polymer transformation
03/13/1996EP0700518A1 Method and device for detection of oxidizable materials in a space
03/13/1996EP0700517A1 Sensors for sulfur activity measurements
03/13/1996EP0520053B1 pH ELECTRODE
03/13/1996CN2222352Y Probe of high resolution single probe internal stress magnetic tester
03/12/1996US5498957 Appliance and method for the coulometric measurement of the thickness of metallic coatings
03/12/1996US5498639 Trifluorostyrene and substituted trifluorostyrene copolymeric ion-exchange membranes
03/12/1996US5498548 Thermionic ionization detector with radiant heater assembly
03/12/1996US5498545 Mass spectrometer system and method for matrix-assisted laser desorption measurements
03/12/1996US5498487 Oxygen sensor for monitoring gas mixtures containing hydrocarbons
03/12/1996US5498324 Multiplexed fluorescence detector system for capillary electrophoresis
03/12/1996US5498323 Polypyrrole electrode
03/12/1996US5498298 Cobalt and copper alloy
03/12/1996US5497753 Alcohol concentration sensor for automotive fuels
03/12/1996US5497652 Method and apparatus for evaluating quantities of absorbed impurities
03/12/1996US5497651 Method and apparatus for automatic selection of containers
03/10/1996CA2157830A1 Petrophysics measurement device and method
03/07/1996WO1996007111A1 SURFACE MOUNTED pH SENSOR FOR CONE PENETRATION TESTING
03/07/1996WO1996007094A1 Oil deterioration sensor
03/07/1996WO1996007090A1 Debris monitoring
03/07/1996WO1996006947A1 Subcutaneous glucose electrode
03/07/1996DE4431456A1 In Dick- oder Dünnschichttechnik hergestellter Gassensor Produced in thick or thin film gas sensor technology
03/07/1996DE4431309A1 Preparative sepn. of macromolecules by gel-electrophoresis
03/07/1996DE4431078A1 Liq. sample supply device for portable and laboratory analyser
03/07/1996DE4430662A1 Iridium oxide electrodes for pH measurement
03/07/1996DE19532158A1 Heated oxygen concn. detector
03/06/1996EP0700069A2 Frequency modulated selected ion species in a quadrapole ion trap
03/06/1996EP0700068A1 Apparatus and method for isotopic ratio plasma mass spectrometry
03/06/1996EP0699301A1 Stress measurement
03/06/1996EP0550530B1 Method and apparatus for the determination of the proportion of a paramagnetic gas in a gas mixture
03/06/1996CN1118110A Method of forming metal thin film of semiconductor device
03/06/1996CN1118067A Portable intelligent analyzing instrument for trace element
03/05/1996US5497102 Method and apparatus for detection of liquid incendiaries by changes in capacitance
03/05/1996US5497091 Surface mounted pH sensor for cone penetration testing
03/05/1996US5497086 Apparatus and method for determining the density of a metal plated porous foam
03/05/1996US5497000 Method of electrochemical detection/identification of single organic molecules using scanning tunneling microscopy
03/05/1996US5496998 Time-of-flight mass-spectrometer with gasphase ion source, with high sensitivity and large dynamic range
03/05/1996US5496521 Analyzing device including an ion-permeable channel connecting a sample chamber with a reaction space
03/05/1996US5496461 Electrochemical sensor for determining the oxygen content in gases
03/05/1996US5496460 Two dimensional separation system
03/05/1996US5496453 Biosensor and method of quantitative analysis using the same
03/05/1996US5496452 To determine concentration of compound inhibiting electron transfer activity of enzyme; reduction of oxidized enzyme with an electron tranfer agent, measuring change in its regeneration
03/05/1996US5496451 Vapor phase sensor; measuring food freshness
03/05/1996US5495849 Biologic magnetometer for determining an electric current distribution in a living organ
03/05/1996US5495751 Streaming potential measuring cell
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