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)
10/1999
10/28/1999WO1999029898A3 Method for identifying nucleic acids by means of matrix-assisted laser desorption/ionisation mass spectrometry
10/28/1999DE19818077A1 Fixing substrate molecules in gel matrixes
10/28/1999DE19814659C1 Continuous measurement of chemical compounds in a mixture
10/28/1999DE19806476C1 Volumetric gas quantity determination in pipe conducting fluid and gaseous phase flow
10/28/1999CA2326621A1 Immobilized substrate, separation gels and method for detecting enzymatic activity
10/27/1999EP0952607A2 Simultaneous detection isotopic ratio mass spectrometer
10/27/1999EP0952449A2 Resistance measuring meter with voltage multiplier
10/27/1999EP0952448A1 Sensor holder arrangement for measuring fluids in processing
10/27/1999EP0952447A1 Gas sensor and its use as methan/propansensor
10/27/1999EP0952445A2 Method and apparatus for non-contact detection of objects and/or their properties
10/27/1999EP0951647A2 Sample transfer
10/27/1999EP0951586A2 Method and apparatus for metal extraction and sensor device related thereto
10/27/1999EP0951461A1 Boron nitride sealing element
10/27/1999CN2345980Y Magnetic detection probe by ray scan method
10/27/1999CN2345979Y Thin-layer gel capillary glue filling mould
10/27/1999CN2345978Y Intelligence smoke-sensing detector
10/27/1999CN1233326A Process for determining the status of an organism by peptide measurement
10/27/1999CN1232966A 'Quasi-sphere type' miniature gas-sensitive sensor and its preparation
10/27/1999CN1046034C Sensor
10/26/1999USRE36350 Fully integrated miniaturized planar liquid sample handling and analysis device
10/26/1999US5973503 Process and measurement systems for measuring physical quantities of poorly conductive and nonconductive fluids
10/26/1999US5972296 For measuring resistance as a function of oxygen partial pressure
10/26/1999US5972200 Using accurate, durable sensor having solid electrolyte plate between measurement/oxygen pumping electrodes and pumping/oxygen reference electrodes formed on plate surfaces
10/26/1999US5972199 Electrochemical analyte sensors using thermostable peroxidase
10/26/1999US5972198 Corrosion resistance test process for article formed of metal material and coating
10/26/1999US5972190 Continuous flow electrophoresis apparatus
10/26/1999US5972188 Releasably retaining sample applied to membrane so that the sample is actively released after the membrane is inserted into gel
10/26/1999US5972187 Intersecting capillary channels arranged so that a sample fluid being transported along the first channel towards the second channel is mixed at intersection and bias in the fluid is dissipated
10/26/1999US5970780 Precious metal particle metallized over metal oxide; heat resistance, response
10/26/1999CA2215108C Electrochemical gas sensor
10/26/1999CA2184339C Hydrogen sensor
10/26/1999CA2148331C Ion trap mass spectrometer system and method
10/21/1999WO1999053423A1 Expert system for analysis of dna sequencing electropherograms
10/21/1999WO1999053328A1 Multifunctional sensor
10/21/1999WO1999053314A1 Method and apparatus for monitoring gas(es) in a dielectric fluid
10/21/1999WO1999053312A1 Apparatus adapted to perform a plurality of determinations on wine samples or the like
10/21/1999WO1999053308A1 System for analyzing trace amounts of impurities in gases
10/21/1999WO1999053307A1 Gas analyzing device and method
10/21/1999WO1999053306A1 Electrophoresis cassette having a tape assembly including a weakened portion which facilitates opening the cassette
10/21/1999WO1999053305A1 Gel electrophoresis apparatus having cam-activated clamp and methods of use
10/21/1999WO1999053304A1 Method for electroelution of a biological sample and implementing device
10/21/1999WO1999053303A1 Electrophoresis gel and gel-forming apparatus
10/21/1999WO1999053302A1 Electrochemical sensor element with a porous reference gas accumulator
10/21/1999WO1999053300A1 Method and system for determining analyte activity
10/21/1999WO1999053287A2 Electronic techniques for analyte detection
10/21/1999WO1999053273A1 Gas meter incorporating calorific measurement
10/21/1999WO1999053118A1 Integrated ion implant scrubber system
10/21/1999WO1999052776A1 Method of monitoring transverse sealing in a packaging unit for continuously forming sealed packages containing pourable food products
10/21/1999WO1999052640A1 Method and device for manipulating microparticles in fluid flows
10/21/1999WO1999038003A9 Microfabricated aperture-based sensor
10/21/1999WO1999022399A3 Field-release mass spectrometry
10/21/1999DE19815435A1 Ionenmobilitätsspektrometer Ion mobility spectrometer
10/21/1999DE19814326A1 Leitelektrolyt für die Isotachophorese Supporting electrolyte for the Isotachophoresis
10/21/1999CA2328881A1 Expert system for analysis of dna sequencing electropherograms
10/21/1999CA2328298A1 Method for electroelution of a biological sample and implementing device
10/20/1999EP0951047A2 Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same
10/20/1999EP0950896A1 An apparatus for and method of monitoring a rotating machine
10/20/1999EP0950895A2 Sensors arrays for detecting analytes in fluids
10/20/1999EP0950608A1 Method of monitoring transverse sealing in a packaging unit for continuously forming sealed packages containing pourable food products
10/20/1999EP0950185A1 Micro systems for biological analyses, their use for detecting analytes and method for producing them
10/20/1999EP0882240A4 Microscopic imaging of properties of room-temperature objects
10/20/1999CN2344774Y Electrolytic cell for polarographic apparatus
10/20/1999CN1232179A Method and apparatus for testing cooling speed uniformity of wire rod and bar
10/20/1999CN1045819C Capacitive sensor for detecting fluctuations in mass and/or diameter of elongated textile test material
10/19/1999US5970428 Ground loop detector circuit and method
10/19/1999US5970361 Anodizing the non-porous substrate while changing electric current density
10/19/1999US5969617 Flame ionization detector
10/19/1999US5969532 Method of inspecting crack in ceramic substrate
10/19/1999US5969531 Inspection apparatus for inspecting performance of structure by inserting measuring element through gap formed therein
10/19/1999US5969432 Arrangement for controlling a load connected to the secondary side of a transformer
10/19/1999US5969349 Ion mobility spectrometer
10/19/1999US5969260 Remotely interrogatable apparatus and method for detecting defects in structural members
10/19/1999US5969243 Humidity sensor for capacitive measurement of humidity in bulk material
10/19/1999US5969232 For a resistive gas sensor, optimized diffusion properties (porosity), favorable adhesion and which exhibits favorable mechanical resistance to the possible effects of abrasive particles
10/19/1999US5969231 Sensor for monitoring concentration of gaseous substances
10/19/1999US5969229 Lead wire for sensor
10/19/1999US5968837 Ionization is amplified by addition of reagent gas such as toulene, benzene and/or xylene; for detection of weakly proton affine and electronegative substances
10/19/1999US5968340 Polarographic self-referencing probe and method for using
10/19/1999US5968332 Multilayer electrophoresis medium comprising gel layers having specific partition/retardation coefficients
10/19/1999US5968331 Sample holding device for electrophoresis apparatus and sample injection method
10/19/1999US5968330 Mixed oxide mineral
10/19/1999US5968326 Using pulse laser deposition (pld) or reactive magnetron sputtering.
10/19/1999CA2095392C Harsh environment o2 sensor
10/17/1999WO1999054721A1 Electrophoresis method and apparatus for separating bio-organic molecules
10/17/1999CA2269140A1 An apparatus for and method of monitoring a rotating machine
10/14/1999WO1999051979A1 Ion mobility spectrometer
10/14/1999WO1999051978A1 Ion mobility spectrometer
10/14/1999WO1999051977A1 Device and method for collecting samples in polymer support materials
10/14/1999WO1999051976A1 Gas sensor which functions according to the principle of measurement of work function
10/14/1999WO1999051975A1 Gas sensor which functions according to the principle of measurement of work function or contact potential
10/14/1999WO1999051973A1 Sensor devices and methods for using them
10/14/1999WO1999051811A2 Water weight sensor array imbedded in a sheetmaking machine roll
10/14/1999WO1999051778A1 Electrochemical sensor using intercalative, redox-active moieties
10/14/1999WO1999051570A1 Anion-complexing compound, method of preparing the same, an ion-selective membrane and a sensor provided with such a compound or membrane
10/14/1999WO1999051422A1 Adhesive-free polymer component joints for producing closed micro- and nano-channel structures
10/14/1999WO1999051330A1 Organic ion-selective membranes
10/14/1999WO1999037819A3 Amplification of nucleic acids with electronic detection
10/14/1999DE19815922A1 Measuring conductance of liquids, especially electrolyte
10/14/1999DE19815882A1 Verfahren und Vorrichtung zur Manipulierung von Mikropartikeln in Fluidströmungen Method and apparatus for the manipulation of micro-particles in fluid flows
10/14/1999DE19815700A1 Elektrochemisches Sensorelement mit porösem Referenzgasspeicher Electrochemical sensor element with porous reference gas storage
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