Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
02/1999
02/04/1999WO1999005221A1 Cyanine dyes
02/04/1999WO1999004891A1 Integrally asymmetrical polyolefin membrane for gas transfer
02/04/1999DE19753881C1 Magnetic defect location device for non-destructive workpiece testing
02/04/1999DE19739100C1 Process and assembly to determine the maximum dialysance of a dialysis assembly
02/04/1999DE19733360A1 Circuit to detect presence of electrically conductive substances, e.g. rain
02/04/1999CA2298117A1 Computer method and system for correlating sequencing data by ms
02/03/1999EP0895079A1 Method for determining the concentration of CaCO3 in wash suspensions from a flue gas desulphurisation plant
02/03/1999EP0895073A2 Device for measuring a crack in a workpiece
02/03/1999EP0894976A2 Combustion state detector for an internal combustion engine
02/03/1999EP0894869A1 Biosensor using a sodium salt as mediator
02/03/1999EP0894265A1 Biosensors
02/03/1999EP0894245A1 Method of monitoring three phase fluid flow in tubulars
02/03/1999EP0894148A1 Transistor-based molecular detection apparatus and method
02/03/1999EP0748443B1 Sensor for determining the oxygen content of gas mixtures
02/03/1999CN1206829A Electro-chemical sensor for detecting chloro in phosgene
02/02/1999US5867262 Sample introducing device for inductively coupled plasma analyzer
02/02/1999US5867028 Battery tester having sections of different resistivity
02/02/1999US5866806 System for locating a feature of a surface
02/02/1999US5866800 Gas sensor and method for fabricating same
02/02/1999US5866799 Method of measuring a gas component and sensing device for measuring the gas component
02/02/1999US5866798 Crystal oscillator sensor
02/02/1999US5866683 Isoelectric point markers for isoelectric focusing with fluorescence detection
02/02/1999US5866429 Precision and accuracy of anion-exchange separation of nucleic acids
02/02/1999US5866353 Electro chemical biosensor containing diazacyanine mediator for co-enzyme regeneration
02/02/1999US5866321 Accuracy
02/02/1999US5866075 Device useful for sensing ammonia and nitrogen oxides(s) gases at room temperature
02/02/1999US5866021 Method of manufacturing micro-tip and female mold substrate therefor, and method of manufacturing probe with micro-tip and the probe
02/02/1999US5865975 Automatic protein and/or DNA analysis system and method
02/02/1999US5865974 Apparatus and method for electrophoresis
02/02/1999US5865973 Electrochemical measuring cell
02/02/1999US5865972 Integrated electrochemical microsensors and microsystems for direct reliable chemical analysis of compounds in complex aqueous solutions
02/02/1999US5865971 Sealing ring with electrochemical sensing electrode
02/02/1999US5865034 Method and apparatus for measuring ice amount of ice tank for ice-storage type air-conditioning system
02/02/1999CA2100233C Workfunction based a/f sensor
02/02/1999CA2100222C Wide range workfunction based a/f sensor
02/02/1999CA2082906C Electrophoretic resolution of single strand dna by asymmetric field inversion
02/02/1999CA2068849C Electrospray ion source with reduced neutral noise and method
02/02/1999CA2045353C Method and apparatus for measuring quantity of admixture in ready-mixed concrete
01/1999
01/28/1999WO1999004253A1 Eddy current probe for non-destructive control of a tube wall and method for processing the probe signals
01/28/1999WO1999004252A1 Probe for detection of the concentration of various elements in molten metal
01/28/1999WO1999004251A1 Computer-directed detection of paraproteins
01/28/1999WO1999004250A1 Detection of purine and pyrimidine nucleotides and underivatized nucleic acids by sinusoidal voltammetry
01/28/1999WO1999003684A2 The production of microstructures for use in assays
01/28/1999DE19736178C1 Phase boundary detector for small fluid channels
01/28/1999DE19726513A1 Eddy current testing device esp. for testing weld seam
01/28/1999CA2293597A1 The production of microstructures for use in assays
01/28/1999CA2291034A1 Detection of purine and pyrimidine nucleotides and underivatized nucleic acids by sinusoidal voltammetry
01/27/1999EP0893827A1 Electronic device and method for forming a membrane for an electronic device
01/27/1999EP0893688A1 Heater layer with variable electric resistance and method for its production
01/27/1999EP0893687A1 Underwater ammunition equipped with a water detector
01/27/1999EP0893684A1 Method of analyzing corrosion and corrosion prevention
01/27/1999EP0893453A2 Chiral separation of pharmaceutical compounds with charged cyclodextrins using capillary electrophoresis
01/27/1999EP0892922A1 Sensor for determining the concentration of oxidizable constituents in a gas mixture
01/27/1999EP0797761B1 Method of determining surface tension in a liquid
01/27/1999EP0715715B1 Gel cassette for enhanced electrophoretic separation and processes for the preparation thereof
01/27/1999CN2305671Y Meter for liquid sugar content
01/27/1999CN1041862C Oxygen probe
01/26/1999US5864398 Methods and apparatus for isotopic analysis
01/26/1999US5864233 Method to reduce eddy current effects in diffusion-weighted echo planar imaging
01/26/1999US5864232 Magnetic flux pipe inspection apparatus for analyzing anomalies in a pipeline wall
01/26/1999US5864229 Eddy current probe system and method for determining the midpoint and depth of a discontinuity
01/26/1999US5864148 For detection of heat tone of combustible gases
01/26/1999US5863972 Randomly segmented thermoplastic polyurethanes as matrix for electrochemical analysis of Ca++ ions
01/26/1999US5863803 Method and apparatus for modulating a gas sample for a calorimetric gas sensor
01/26/1999US5863772 Discriminating animal and plant individuals on the basis of a difference in dna sequence, using dna oligonucleotide primer having a symmetrical base sequence, producing amplified dna fragments, separating by electrophoresis, silver staining
01/26/1999US5863503 Gas detecting oxide sensor with electroconductive and semiconductive properties and crystal structure made of bismuth, strontium metal cuprate
01/26/1999US5863403 Digital DNA typing
01/26/1999US5863401 Simultaneous analysis of analytes by immunoassay using capillary electophoresis with laser induced fluorescence
01/26/1999US5863400 Electrochemical cells
01/26/1999CA2069946C Redox mediator reagent and biosensor
01/21/1999WO1999002999A1 Spreading resistance profiling system
01/21/1999WO1999002982A1 Method for determining the stress deformation condition of an article made of a ferro-magnetic material using magnetic field dispersion and device for realising the same
01/21/1999WO1999002981A1 Analytic head for detecting vapours of explosive substances
01/21/1999WO1999002980A1 System for determining relative air humidity
01/21/1999WO1999002728A1 Characterising nucleic acids
01/21/1999WO1999002723A1 Regeneration of biosensors
01/21/1999DE19730899A1 Radioactive ion source for miniature ion mobility spectrometers
01/21/1999CA2295955A1 Characterising nucleic acids
01/20/1999EP0892266A1 Transient electromagnetic inspection method and apparatus with moving sensors
01/20/1999EP0892265A1 Gas sensor
01/20/1999EP0891553A1 A method of detecting transmissible spongiform encephalopathies
01/20/1999EP0891543A1 Recirculating filtration system for use with a transportable ion mobility spectrometer
01/20/1999EP0891532A1 Process for determining the thickness of a layer of electroconductive material
01/20/1999EP0891369A1 Process and device for isolating nucleic acids
01/20/1999EP0778937B1 Debris monitoring
01/20/1999EP0663999B1 Gas permeable membranes for amperometric gas electrodes and uses thereof
01/20/1999EP0598785B1 Catalyst monitoring using ego sensors
01/20/1999CN1205555A Integrable multifunctional wet light activated element and its mfg. method
01/20/1999CN1205435A Steel liquid directly fixing aluminium sensor
01/20/1999CN1205241A Separating appts. of vertical electrophoresis charge particles
01/20/1999CN1205198A Moisture sensing and audio indicating apparatus for garments and associated methods
01/19/1999US5861758 Process and system for the operation of a resistive moisture sensor
01/19/1999US5861757 To measure a dielectric constant of a sample having a geometrical shape
01/19/1999US5861756 Method of detecting accretion of frazil ice on water
01/19/1999US5861755 Two-phase quality/flow meter
01/19/1999US5861252 Method of analysis or assay for polynucleotides and analyzer or instrument for polynucleotides
01/19/1999US5861092 Oxidation, measurement of electromotive force
01/19/1999US5861053 Solid material collector with detector
01/19/1999CA2069702C Micro-displacement element, and scanning tunneling microscope and information processing apparatus using same
01/16/1999CA2659003A1 Methods of diagnosing muscle damage