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)
10/1998
10/28/1998EP0787261B1 Micro-miniature piezoelectric diaphragm pump for the low pressure pumping of gases
10/28/1998EP0712492B1 Fuel cells
10/28/1998EP0712491B1 Monitoring of multiple-electrode gas sensors
10/28/1998EP0588984B1 Method for extending the useful life and reducing the temperature dependence of ion-selective plastic-membrane electrodes
10/28/1998CN2296008Y Non-damage probe for inspecting iron content
10/28/1998CN2296007Y Digital speech methane alarm
10/28/1998CN1197512A Gas sensor
10/28/1998CA2235988A1 Dispensing instrument for fluid monitoring sensors
10/27/1998US5828542 Method of forming a capacitance type gaseous sensing device and apparatus thereof
10/27/1998US5828213 Method and apparatus for magnetically sampling the uniformity of an elongate object
10/27/1998US5828212 Apparatus for determining the thickness of a layer of paint on a substrate
10/27/1998US5828211 Determining stress in ferromagnetic materials from measurements of magnetic anisotropy and magnetic permeability
10/27/1998US5827948 Gas sensor with liquid-tight seal
10/27/1998US5827947 Piezoelectric sensor for hydride gases, and fluid monitoring apparatus comprising same
10/27/1998US5827945 Gas flow distribution system
10/27/1998US5827482 Transistor-based apparatus and method for molecular detection and field enhancement
10/27/1998US5827418 Electrophoresis cassette
10/27/1998US5827417 Applying constant voltage to electrochemical system containing thiolate compound; sensors, resonstors
10/27/1998US5827415 Oxygen sensor
10/27/1998US5827183 Method of measuring chemical concentration iontophoretically using impermeable mask
10/27/1998CA2122521C Monitoring gaseous oxygen concentration
10/22/1998WO1998047006A1 Analysis of molecules
10/22/1998WO1998046986A1 Method for translocating microparticles in a microfabricated device
10/22/1998WO1998046985A1 Assessing the composition of liquids
10/22/1998WO1998046984A2 Methods and systems for sensing water in liquids
10/22/1998WO1998046438A1 Controlled fluid transport in microfabricated polymeric substrates
10/22/1998WO1998046124A1 Minimally invasive detecting device
10/22/1998WO1998020020A3 High density immobilization of nucleic acids
10/22/1998DE19814106A1 New perovskite-type solid electrolyte
10/22/1998DE19813192A1 Electrochemical device for measuring nitric oxide concentration in ventilator
10/22/1998DE19716571A1 Sensor with platinum layer especially resistive element
10/22/1998DE19716173A1 Process for testing the leakage current of a planar oxygen sensor
10/22/1998CA2289688A1 Analysis of molecules
10/22/1998CA2286167A1 Methods and systems for sensing water in liquids
10/22/1998CA2285959A1 Minimally invasive detecting device
10/21/1998EP0872736A1 Assay utilizing magnetic particles
10/21/1998EP0872731A2 Apparatus for electrophoresis
10/21/1998EP0872730A1 Solid-electrolyte thick-film laminated type CO sensor
10/21/1998EP0872729A1 Biosensor with a permeable polyvinylchloride outer membrane
10/21/1998EP0872727A1 Device and method for on-line measurement of moisture in bulk materials
10/21/1998EP0872726A1 Method for calibrating an instrument for measuring electrolytes and metabolites by analysis of blood gases
10/21/1998EP0871977A1 A method for reduction of selected ion intensities in confined ion beams
10/21/1998EP0871936A1 Method for predicting chemical or physical properties of complex mixtures
10/21/1998EP0871880A1 Method for determining the degree of hardening of a material
10/21/1998EP0871877A1 Method and apparatus for the measurement of dissolved carbon
10/21/1998EP0871876A1 Apparatus and method for attaching a labeled probe and/or antibody to macromolecules
10/21/1998EP0871874A1 Gas sensor
10/21/1998EP0871873A1 Automatic protein and/or dna analysis system and method
10/21/1998EP0871872A1 Arrangement for analysis of exhaust gases
10/21/1998EP0871871A1 Improvements in ionic reservoir through application of an electrical potential
10/21/1998EP0871870A1 Membrane loader for gel electrophoresis
10/21/1998EP0871868A1 Monitoring of resistance in polymers
10/21/1998EP0871773A2 Electrochemical detection of nucleic acid hybridization
10/21/1998EP0754300B1 Method of fluid delivery and collection
10/21/1998EP0745268B1 Solid state micro-machined mass spectrograph universal gas detection sensor
10/21/1998CN2295217Y Intelligent steel-rope magnetic-trace length-measuring instrument
10/21/1998CN1196584A Method of forming metal, its oxide layers on ion-conductive polymer membranes
10/21/1998CN1196482A Biosensor and method of manufacturing same
10/21/1998CN1196481A Method of measuring exchange force and method of evaluating magnetism using exchange force
10/21/1998CN1040360C Low power consumption type thin film gas sensor and fabrication method for same
10/21/1998CA2235063A1 System and process for detecting cracks in conduits
10/20/1998US5825182 Nondestructive testing system using a SQUID
10/20/1998US5825177 Device for measuring the speed of a rail-mounted vehicle
10/20/1998US5825027 Mass spectrometer
10/20/1998US5824889 Capacitive oil deterioration and contamination sensor
10/20/1998US5824882 Device for checking the porosity of thin rubber products
10/20/1998US5824526 Doped sol-gel glasses for obtaining chemical interactions
10/20/1998US5824474 Complexing with polyamine
10/20/1998US5824271 Gas sensor
10/20/1998US5824204 Micromachined capillary electrophoresis device
10/20/1998US5823044 Method for selective gas sensors based on nonlinear gas reactions
10/20/1998US5822979 Catalyst monitoring using a hydrocarbon sensor
10/16/1998CA2231815A1 Improved tire tester
10/15/1998WO1998045929A1 Methods and systems for enhanced fluid transport
10/15/1998WO1998045703A1 Method for measuring stress levels in polymeric compositions
10/15/1998WO1998045697A1 On-line analyzer for active halogens
10/15/1998WO1998045696A1 Sealing element for sensors
10/15/1998WO1998045695A1 Method for producing a sensor element
10/15/1998WO1998045694A1 Methanol concentration sensor for aqueous environments
10/15/1998WO1998045693A1 Methods for fabricating enclosed microchannel structures
10/15/1998WO1998045692A1 Clathrate hydrate dissociation point detection and measurement
10/15/1998WO1998045691A1 Dew point and bubble point measurement
10/15/1998WO1998045672A1 Apparatus for capacitive electrical detection
10/15/1998WO1998045481A1 Closed-loop biochemical analyzers
10/15/1998WO1998045352A1 LINEAR ALTERNATING FUNCTIONALIZED α-OLEFIN/CO-COPOLYMERS AND THEIR USE IN PREPARING ION-SELECTIVE MEMBRANES
10/15/1998WO1998045029A1 Method for producing beer
10/15/1998DE19714474A1 Electro-chemical sensor for measuring ion activity
10/15/1998DE19714203A1 Dichtelement für Sensoren Sealing element for sensors
10/15/1998CA2286267A1 Method for producing beer
10/15/1998CA2285471A1 Method for measuring stress levels in polymeric compositions
10/15/1998CA2284622A1 Methods and systems for enhanced fluid transport
10/15/1998CA2284612A1 Closed-loop biochemical analyzers
10/14/1998EP0871166A1 Apparatus for machining, recording, or reproducing, using scanning probe microscope
10/14/1998EP0871032A1 Exhaust gas sensor
10/14/1998EP0871031A2 Method for the detection of NO in fluids
10/14/1998EP0871030A2 Electrochemical sensor
10/14/1998EP0871029A2 Thin film hydrogen sensor
10/14/1998EP0870320A1 Carrier matrix for integrated microanalysis systems, method for the production thereof and use of the same
10/14/1998EP0870194A1 Capillary electrophoretic separation method using a fillable polymer solution as separating agent
10/14/1998EP0870192A1 Measurement device
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