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)
08/1999
08/31/1999US5945069 Semiconductors
08/31/1999US5944971 Large scale DNA microsequencing device
08/31/1999US5944970 Solid state electrochemical sensors
08/31/1999US5944969 Electrodes; nonaqueous electrolyte; diffusion barrier membrane
08/31/1999US5944661 Potential and diffusion controlled solid electrolyte sensor for continuous measurement of very low levels of transdermal alcohol
08/31/1999CA2076925C Information processing apparatus and scanning tunnel microscope
08/31/1999CA2005551C Transient electromagnetic method for detecting irregularities on conductive containers having variations in jacket thickness
08/31/1999CA2002848C Wholly microfabricated biosensors and process for the manufacture and use thereof
08/27/1999CA2262273A1 Device and process for the continuous measuring of the inner wall wear of a metal container
08/26/1999WO1999042827A2 Device for detecting oligonucleotide and/or polynucleotide hybridization
08/26/1999WO1999042820A1 Method and device for identifying gaseous compounds
08/26/1999WO1999042819A1 Capillary electrophoresis apparatus and method
08/26/1999WO1999042558A1 Advanced active devices and methods for molecular biological analysis and diagnostics
08/26/1999DE19807339A1 Sensitive surface for sensor
08/26/1999DE19807338A1 Device for detecting nucleic acid hybridization
08/26/1999DE19806308A1 Oxygen gas sensor and measurement system for carbon dioxide
08/26/1999DE19739992A1 Triboelectric separation of differently composed material mixtures of non-conducting materials, especially plastics
08/26/1999CA2320112A1 Capillary electrophoresis apparatus and method
08/25/1999EP0937980A2 Gas sensor
08/25/1999EP0937979A2 NOx sensor control circuit unit and NOx sensor system using the same
08/25/1999EP0937249A1 Synchronized analyte testing system
08/25/1999EP0937242A1 Electrodes and their use in assays
08/25/1999EP0937096A2 High density immobilization of nucleic acids
08/25/1999EP0835443B1 Method and silicate composition for conditioning silica surfaces
08/25/1999EP0789840B1 Current/voltage transformer for the detection of the electron current in a scanning tunnelling-electron microscope
08/25/1999EP0695425A4 Surface amplifier
08/25/1999EP0589873B1 Machine vor automatically diluting peracetic acid-hydrogen peroxide solution
08/25/1999CN1226965A Solid state oxygen sensor
08/25/1999CN1226855A Moisture detecting devices such as for diapers and diapers having such devices
08/25/1999CN1044833C Alcohol-sensitive tin dioxide element and manufacture thereof
08/24/1999US5943632 Method and apparatus for detecting and displaying irregularities in ferrous pipe
08/24/1999US5943631 Of a note
08/24/1999US5942894 Radially focused eddy current sensor for detection of longitudinal flaws in metallic tubes
08/24/1999US5942893 Shielded eddy current sensor for enhanced sensitivity
08/24/1999US5942676 Sensor for the detection of combustible gases
08/24/1999US5942674 In exhaust gases
08/24/1999US5942443 Using substrate having at least two intersecting channels, continuously flowing biochemical system through one channel, flowing test compound from second channel into first, detecting effect of test compound on system
08/24/1999US5942388 Electrobiochemical method and system for the determination of an analyte which is a member of a recognition pair in a liquid medium, and electrodes thereof
08/24/1999US5942190 A measuring electrode measuring the partial pressure of oxygen produced by the decomposition the oxides, contained in atmospheric air and exhaust gas discharged from vehicles or automobiles, such as nitrogen mono and dioxide
08/24/1999US5942103 Renewable-reagent electrochemical sensor
08/24/1999US5942102 Electrochemical method
08/24/1999US5942093 For controlling precisely the composition and delivery of a liquid at low flow rate; high performance liquid chromatography
08/24/1999US5942092 Sensor
08/24/1999CA2099785C An a.c. field measurement system for detecting and sizing defects in a conductor
08/19/1999WO1999041772A2 A method of component manufacture
08/19/1999WO1999041606A1 Microdialysis-probe integrated with a si-chip
08/19/1999WO1999041603A1 Component for measuring gas concentrations
08/19/1999WO1999041601A1 Hand-held detection system using gc/ims
08/19/1999WO1999041600A1 Apparatus and method for performing non-destructive inspections of large area aircraft structures
08/19/1999WO1999041599A1 Capillary cassette and method of producing the same
08/19/1999WO1999041598A1 Gas or vapour sensor
08/19/1999WO1999041592A1 A method of producing a detector belonging to a gas sensor, and a detector produced in accordance with the method
08/19/1999WO1999041263A1 Electrochemical processes, and compounds, and electrodes therewith
08/19/1999WO1999040848A1 Interstitial fluid collection and monitoring device
08/19/1999WO1997036994A8 Sensor and modified membrane for the sensor
08/19/1999DE19806642A1 Biosensor for specific binding assays, having organic hydrogel passivation layer
08/19/1999DE19806054A1 Test card to determine concentration of substance in body fluids
08/19/1999DE19803264A1 High-pressure fluid chromatography
08/19/1999CA2320920A1 A method of component manufacture
08/19/1999CA2320919A1 A method of producing a detector belonging to a gas sensor, and a detector produced in accordance with the method
08/19/1999CA2320800A1 Hand-held detection system using gc/ims
08/18/1999EP0936464A2 Electrophoresis gel container apparatus and method of use thereof
08/18/1999EP0936463A2 Gas sensor element and method for manufacturing the element
08/18/1999EP0936462A2 Method and device for measuring the volumetric gas content
08/18/1999EP0936461A2 Gas sensor
08/18/1999EP0936348A2 Method for determining the filling ratio or the quality of a gas storing catalyst
08/18/1999EP0936291A1 Crystal growth observing apparatus
08/18/1999EP0935813A1 Ion source for a mass analyser and method of cleaning an ion source
08/18/1999EP0935748A1 Hybrid organic-inorganic semiconductor structures and sensors based thereon
08/18/1999EP0771418B1 Device and method for measuring reactive components in gases
08/18/1999EP0558742B1 Electrophoresis with chemically suppressed detection
08/18/1999EP0521065B1 Electrophoretic media
08/18/1999CN2334032Y Oil-water separating detector
08/18/1999CN1226001A Method and apparatus for determining solid portion in checked articles
08/18/1999CA2262011A1 Biosensor with novel passivating layer
08/17/1999US5939880 Polar coordinate sensor driven by a poly-phase stator core
08/17/1999US5939718 Inductively coupled plasma mass spectroscopic apparatus
08/17/1999US5939615 Concentration of nox as a component of a combustion gas
08/17/1999US5939613 For use as gas analyzer
08/17/1999US5939610 Ion concentration measuring apparatus with internal calibration fluid reservoir
08/17/1999US5939293 Method of making DNA ladders
08/17/1999US5939270 Markers for organ rejection
08/17/1999US5939022 Article comprising body having plurality of strips of bibulous material for absorbing samples extending therefrom, member coupled to body for engagement by external manipulator to change shape of body and vary spacing between strips
08/17/1999US5939020 Chemical switch for detection of chemical components
08/17/1999US5938930 Adjustment concentration of acetonitrile; adding a surfactant
08/17/1999US5938917 Electrodes for measurement of peroxides
08/17/1999US5938909 Cup-shaped vertical slab gel electrophoresis apparatus
08/17/1999US5938908 Capillary array electrophoresis system
08/17/1999US5938906 Horizontal gel electrophoresis casting cassette
08/17/1999US5938905 High-pressure electrophoresis apparatus and method
08/17/1999US5938904 Dna sequencing
08/17/1999US5938903 Electrode comprising graphite, oil and fatty acid or ester for insertion into brain or body of warm- or cold-blooded animal to measure biogenic compounds
08/17/1999US5938334 Method of measuring the limpness of a note
08/17/1999CA2185879C Electrochemical sensor
08/17/1999CA2179714C Fluorescence-based electrophoresis system for polynucleotide analysis
08/17/1999CA2123941C Platform for conducting electrophoresis, and electrophoresis plate for use with the platform
08/12/1999WO1999040610A2 A tandem time-of-flight mass spectrometer with delayed extraction and method for use
08/12/1999WO1999040430A2 MULTI-ANALYTE REFERENCE SOLUTIONS WITH STABLE pO¿2?
08/12/1999WO1999040423A1 Sensor arrays for resolution of enantiomers
08/12/1999WO1999040421A1 Lane tracking system and method
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