Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
07/1995
07/11/1995US5432453 Cartridge-shaped reference element for pontentiometric measuring systems
07/11/1995US5432444 Inspection device having coaxial induction and exciting coils forming a unitary coil unit
07/11/1995US5432435 Detection of cross-linking in pre-cure stage polymeric materials by measuring their impedance
07/11/1995US5432095 Partial permixing in flame-ionization detection
07/11/1995US5431883 Detector for the detection of chemical species or photons using a field effect transistor
07/11/1995US5431806 Oxygen electrode and temperature sensor
07/11/1995US5431800 Layered electrodes with inorganic thin films and method for producing the same
07/11/1995US5431793 Quantitative analysis of glycosylated hemoglobin by immunocappillary electrophoresis
07/11/1995US5431789 Oxidation of electrode
07/11/1995US5431714 Process for investigating particles situated in a gas
07/11/1995US5431174 Method of fluid delivery and collection
07/11/1995US5431055 Surface measuring apparatus using a probe microscope
07/11/1995US5431012 Resistive device comprising electrically insulating substrate with thin electroconductive film; internal combustion engines
07/06/1995WO1995018371A1 Method and device for magnetic testing of metal products
07/06/1995WO1995018370A1 Method and apparatus for fluid quality sensing
07/06/1995WO1995018352A1 Scanning force microscopy process and scanning force microscope with detector probe
07/06/1995DE4410090C1 Smoke alarm using ionisation and optical scattering effects
07/06/1995DE4408843C1 Scrubbing liq. conductivity measurement
07/06/1995DE4344108A1 Zeta potential measuring cell for measurements on human skin
07/05/1995EP0661535A1 Ion sensor
07/05/1995EP0660966A1 Reducing interferences in plasma source mass spectrometers.
07/05/1995EP0660926A1 Electrophoretically mediated chemical analysis
07/05/1995CN2202922Y Oxidation probe of high-temp. zirconia
07/05/1995CN1104771A Automatic measurer for oxygen content in water
07/04/1995US5430384 Temperature compensated soil moisture sensor
07/04/1995US5430376 Combined thermoelectric and eddy-current method and apparatus for nondestructive testing of metallic of semiconductor coated objects
07/04/1995US5430099 Immobilized buffered gels and membranes of hydroxy groups containing polymers
07/04/1995US5429889 Measurement apparatus and process for sorting used batteries and accumulators
07/04/1995US5429737 Electrochemical sensor with integrated structure for the measurement of relative concentrations of reactive species
07/04/1995US5429736 Detector having self-calibration function
07/04/1995US5429735 Applying electrode ink of carbon black and graphite; cleaning with oxygen or nitrogen gas plasma; blood glucose biosensors
07/04/1995US5429734 Buried channel on semiconductor wafer surrounded by insulating material; molecule separator
07/04/1995US5429728 Using back pressure to reduce electroosmotic flow thereby improving separation, rectangular column
07/04/1995US5429727 Electrical circuit
07/04/1995US5429105 Current replication circuit and method for use in exhaust gas oxygen monitoring
07/04/1995US5428988 Leak detector for gas air bag inflator
07/04/1995CA2048812C Gaseous carbon dioxide detection sensor
06/1995
06/29/1995WO1995017425A2 Markers of organ rejection
06/29/1995DE4446959A1 Oxygen@ concn. measuring system for exhaust gases of IC engine
06/29/1995DE4445551A1 Control system for fractionating assembly used after electrophoretic sepn. of sample
06/29/1995DE4441828A1 Diagnosing condition of plain bearing using magnetic field measurement
06/29/1995DE4344193A1 Application of protective layer, esp. for test probes
06/29/1995DE3490037C2 Electrode for solid electrolyte oxygen sensor
06/29/1995CA2179886A1 Markers of organ rejection
06/28/1995EP0660115A2 Automatic chemistry analyzer
06/28/1995EP0659274A1 Method of sample preparation for urine protein analysis with capillary electrophoresis
06/28/1995EP0659272A1 Analysis system and components
06/28/1995EP0630473A4 Electrical separator apparatus and method of counterflow gradient focusing.
06/28/1995EP0619881A4 Electrophoresis gel container assemblies.
06/28/1995EP0612409B1 Electrochemical measurement system having interference reduction circuit
06/28/1995EP0426753B1 Method, test probe and apparatus for the measurement of alternating current potential drop
06/28/1995CN1104334A Automatic potentiometric titrimeter
06/28/1995CN1104332A Electrode technology for measuring liquid electric performance
06/28/1995CN1104330A Safety controllor for mechanical electrical equipment operation
06/28/1995CN1029159C Method for increasing selectivity stability of gas sensory element
06/27/1995US5428296 Probe assembly for measuring resistivity of a soil, and method thereof
06/27/1995US5428116 Crosslinking a polyamine and a diester; reacting with an unsaturated carboxylic acid to form a zwitterion useful in isoelectric focusing of proteins, peptides, horomones, antibodies and antigens
06/27/1995US5427740 Tin oxide gas sensors
06/27/1995US5427729 Method of making gel packed columns suitable for use in chromatography
06/27/1995US5427672 Planar sensor made of ceramic material, for detecting combustible gases
06/27/1995US5427664 Free solution electrophoresis-membrane filters trapping assay apparatus and method
06/27/1995US5427663 Microlithographic array for macromolecule and cell fractionation
06/22/1995WO1995016912A1 Electronic component, in particular a coil unit
06/22/1995WO1995016911A1 Polymers for separation of biomolecules by capillary electrophoresis
06/22/1995WO1995016910A1 Uncharged polymers for separation of biomolecules by capillary electrophoresis
06/22/1995WO1995016646A1 Method of producing one or more cavities in or under the coating of a substrate
06/22/1995DE4343653A1 Combustible component concn. measuring appts.
06/22/1995DE4342685A1 Testing surfaces for inhomogeneities
06/21/1995EP0658906A2 Protein adsorbed shapable electroconductive polymer film
06/21/1995EP0658764A1 Method and apparatus for measurement of a saturation magnetic flux density
06/21/1995EP0658763A2 Method for the quantitative determination of reductible or oxidizable compounds, particularly of peroxiacetic acid in a mixture of other oxidizing compounds
06/21/1995EP0658762A2 Automatic chemistry analyzer
06/21/1995EP0658761A1 Gas vapor sensor element and method of forming
06/21/1995EP0658760A1 Device and method for generating optical signals by applying electrical potentials to sample liquids
06/21/1995EP0658564A1 Electroluminescent compounds and intermediates in their synthesis
06/21/1995EP0658249A1 Cell for resistivity measurement of a strip or elastic fibre sample.
06/21/1995EP0658167A1 4,7-dichlorofluorescein dyes as molecular probes
06/21/1995EP0578688B1 Used battery sorting method and apparatus
06/21/1995EP0466831B1 Pseudo-continuous process for the interrogation of an oxidizable gas detector
06/21/1995CN2201666Y Seat-type bar-breaking detector
06/21/1995CN2201665Y Wine and smoke detecting auto-switch for motor-vehicle
06/21/1995CN2201525Y Fuel gas alarming and self-closing valve
06/21/1995CN1103951A Electrophoresis analyzer with wavelength selective detection
06/21/1995CN1103950A Cell for measuring trace oxygen in gas
06/21/1995CN1029026C Method and device for checking thickness and cohesion of interface of duplex tube
06/20/1995US5426593 Gas content measurement
06/20/1995US5426505 Interferometric apparatus for monitoring changes of the refractive index of fluid samples in capillary tubes
06/20/1995US5426373 Two electrode device for determining electrical properties of a material on a metal substratum
06/20/1995US5426362 Damage detection apparatus and method for a conveyor belt having magnetically permeable members
06/20/1995US5426300 In a gas analyzing system
06/20/1995US5426299 Inductive plasma mass spectrometer
06/20/1995US5426056 Surface ionization detector for detecting trace amounts of organic molecules
06/20/1995US5425917 Apparatus for attaching a labeled probe and/or antibody to macromolecules
06/20/1995US5425871 Solid state reference electrode for high temperature electrochemical measurements
06/20/1995US5425870 Multipurpose electrolytic meter
06/20/1995US5425869 Polymeric film-based electrochemical sensor apparatus
06/20/1995US5425859 Electrochemical reduction
06/20/1995US5425361 Apparatus for the determination of medical, electro-chemical measured values relevant to organic or metabolic functions
06/20/1995US5425264 Plastic high vacuum piping components
06/19/1995CA2138332A1 Protein adsorbed shapable electroconductive polymer film