Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
05/1995
05/24/1995EP0378648B1 Icr ion trap
05/24/1995CN2198605Y Solid-state reference electrode
05/24/1995CN2198604Y Capacity cigareette water content measurer
05/24/1995CN1102774A Method and apparatus for deducing bioelectric current sources
05/23/1995US5418466 For indicating complex dielectric constant/conductivity of a medium
05/23/1995US5418465 Measuring cell for use with a sensor for measuring the mixture ratio of liquids
05/23/1995US5418459 Method and apparatus for flaw detection using an AC saturating field generated by a first coil and an eddy current sensor second coil
05/23/1995US5418457 System and method for aligning an inspection probe and maintaining uniform spacing between the probe surface and an inspection surface
05/23/1995US5418363 In an atomic force microscope
05/23/1995US5418058 Thin film of cyclodextrin derivative
05/23/1995US5417925 Capillary and capillary retaining system
05/23/1995US5417837 Small glass electrode
05/23/1995US5417836 Ion-selective electrode
05/23/1995US5417835 Solid state ion sensor with polyimide membrane
05/23/1995US5417822 Methods for use of an electrochemical force sensor
05/23/1995US5417821 Detection of fluids with metal-insulator-semiconductor sensors
05/23/1995US5417107 Method for calculating the volumetric phase fractions of a fluid
05/23/1995US5417100 Detects leaks in fittings and valves of petroleum refineries and chemical manufacturing and processing plants
05/23/1995US5417099 Air-fuel ratio sensor trouble detecting apparatus
05/23/1995US5417061 Device for detecting catalyst deterioration for an internal combustion engine
05/18/1995WO1995013534A1 Coulometric analysis
05/18/1995WO1995013533A1 Sensor and method for detecting oxides of nitrogen
05/18/1995WO1995013518A1 Mounting for a probe tip in a scanning force or scanning tunneling microscope
05/18/1995DE4338752A1 Detection means for ferromagnetic particles from within pipes
05/17/1995EP0653632A1 Gas detecting method and apparatus
05/17/1995EP0653631A2 Apparatus and method for the electrophoretical separation of mixtures of fluid substances
05/17/1995EP0653630A2 Anion selective electrodes containing fumed silica
05/17/1995EP0653629A2 Improvements in and relating to microelectrodes and amperometric assays
05/17/1995EP0653628A1 Sample stage for scanning probe microscope head
05/17/1995EP0653237A1 Process for reducing the concentration of nitrogen oxides in the exhaust gas of combustion engines or incinerators
05/17/1995EP0653069A1 Moisture sensing method and apparatus.
05/17/1995EP0653068A1 Biosensor for hematocrit determination
05/17/1995EP0653060A1 Capillary and capillary retaining system
05/17/1995EP0653059A1 Thin film gas sensor and method of fabrication thereof
05/17/1995EP0653058A1 Electrochemical metal analysis
05/17/1995EP0652942A1 Sensor devices.
05/17/1995EP0652941A1 Sensor devices.
05/17/1995EP0626065A4 Multiple k factor, selectable gas detector.
05/17/1995EP0613554A4 Apparatus and method for enhanced resolution continuous flow zone electrophoresis.
05/17/1995CN2197664Y Automatic pH value monitor
05/17/1995CN2197663Y Alcohol testing controller
05/17/1995CN1102707A High accuracy moisture meter
05/16/1995US5416448 Oscillator circuit for use with high loss quartz resonator sensors
05/16/1995US5416425 Sensor for determining electrical characteristics of a flowing liquid
05/16/1995US5416417 Method and system for investigating mastitis of a cow by measuring electrical conductivity of milk
05/16/1995US5416406 Electric charge metering device and method
05/16/1995US5416320 Chlorinated hydrocarbon sensor for cone penetrometer
05/16/1995US5416026 Method for detecting the change in an analyte due to hemolysis in a fluid sample
05/16/1995US5415760 Galvanic cell type gas concentration sensor system capable of detecting more than one type of gas
05/16/1995US5415758 Method and apparatus for electro-elution of biological molecules
05/16/1995US5415752 Casting a gel, positioning membranes and gelation
05/16/1995US5415747 Capillary electrophoresis using zwitterion-coated capillary tubes
05/16/1995US5415746 Potentiometric ion determinations using enhanced selectivity asymmetric ion-selective membrane
05/16/1995US5415025 Mass spectrometer-based continuous emissions monitoring system for hazardous waste stack gas measurements
05/11/1995WO1995012821A1 Hardness testing of steels
05/11/1995WO1995012811A1 Detection of fluids with metal-insulator-semiconductor sensors
05/11/1995WO1995012808A1 Self-addressable self-assembling microelectronic systems and devices for molecular biological analysis and diagnostics
05/11/1995EP0666980A4 Automated capillary electrophoresis apparatus.
05/11/1995DE4439584A1 Transient method for determining solution resistance for simple and accurate measurement of corrosion rate
05/11/1995DE4338211A1 Device and method for the coulometric measurement of the thickness of metallic coatings
05/10/1995EP0652436A2 Bio-sensor for measuring alcohol concentration, method for manufacturing the bio-sensor and drunkometer using the same
05/10/1995EP0652435A2 Sensor for determining the gradient of a concentration
05/10/1995EP0652358A2 Method for examination of the functioning capacity of lambda probes
05/10/1995EP0651882A1 Method of and apparatus for determining a property of a sample
05/10/1995EP0651782A1 Enfet electrochemical sensor for enzymatic assay
05/10/1995EP0651698A1 Composites with at least two inorganic ceramic layers, and methods of producing them
05/09/1995US5414690 Moving apparatus, a moving method and an information detection and/or input apparatus using the same
05/09/1995US5414508 Optical cell and optical detection systems light absorption
05/09/1995US5414368 Dielectric constant detecting apparatus
05/09/1995US5414361 Method of measuring very small quantity of impurity in gas
05/09/1995US5414356 Fluxmeter including squid and pickup coil with flux guiding core and method for sensing degree of deterioration of an object
05/09/1995US5414353 Method and device for nondestructively inspecting elongated objects for structural defects using longitudinally arranged magnet means and sensor means disposed immediately downstream therefrom
05/09/1995US5414284 ESD Protection of ISFET sensors
05/09/1995US5413692 Hydrodynamically modulated hull cell
05/09/1995US5413691 Solid electrolyte gas-sensing device
05/09/1995US5413690 Potentiometric biosensor and the method of its use
05/09/1995US5413686 Multi-channel automated capillary electrophoresis analyzer
05/09/1995US5413685 Ion-selective electrode
05/09/1995US5413683 Oxygen sensing apparatus and method using electrochemical oxygen pumping action to provide reference gas
05/09/1995EP0705232A4 Glassy carbon containing metal particles
05/04/1995WO1995012122A1 Method and equipment for determining the stability of an emulsion
05/04/1995WO1995012117A1 Apparatus for assaying viscosity changes in fluid samples and method of conducting same
05/04/1995WO1995011993A1 Highly derivatized agarose conformational nucleic acid separation
05/04/1995WO1995011961A1 Automated hybridization/imaging device for fluorescent multiplex dna sequencing
05/04/1995DE4437746A1 Detection of precipitation and deliberate reaction thereto for avoiding damage due to wetness
05/04/1995CA2174779A1 Automated hybridization/imaging device for fluorescent multiplex dna sequencing
05/03/1995EP0651251A2 Apparatus for determination of trace amount of analyte substance or organism
05/03/1995EP0651250A2 Data managing method in portable blood sugar value-measuring and portable blood sugar value-measuring apparatus using same
05/03/1995EP0651248A2 Water quality sensor apparatus
05/03/1995EP0651247A1 Method and device for measuring quantities of impurities in special gas
05/03/1995EP0651246A2 Apparatus and methods for sensing fluid components
05/03/1995EP0651241A1 Tracer gas leak detector and operating procedure
05/03/1995CN2196303Y Composite microelectrode device for volt-ampere meter
05/03/1995CN2196302Y Monitor for quality of settle tube pouring pile
05/02/1995US5412319 Device to detect disturbances in an electromagnetic field induced by surface faults in a metallic bar or wire rod in movement
05/02/1995US5412207 Method and apparatus for analyzing a gas sample
05/02/1995US5411709 Gas detector
05/02/1995US5411657 Molded plastic electrophoresis cassettes
05/02/1995US5411648 Transferring metal deposited on working electrode to counter electrode by polarity reversal until metal is completely dissolved
05/02/1995US5411647 Techniques to improve the performance of electrochemical sensors