Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
04/1999
04/15/1999DE19750107C1 Boron nitride seal for sealing planar oxygen sensor, especially lambda probe
04/15/1999DE19749216C1 Assay device containing electrolyte and sensor
04/15/1999DE19745404A1 Carrier material impregnation
04/15/1999DE19745196A1 Detecting plant materials in food by DNA amplification
04/15/1999DE19741179C1 Heating structure for high temperature gas sensor
04/15/1999CA2306280A1 Fluid conductivity sensor
04/15/1999CA2305384A1 Mixtures with special softening agents suited as a solid electrolyte or separator for electrochemical cells
04/14/1999EP0908925A2 Determining halogen toxicity level of halogenated compounds
04/14/1999EP0908721A1 Method of determining exhaust gas temperature and the air/fuel ratio lambda and sensor arrangement for carrying out the method
04/14/1999EP0908720A1 A gas sensor with orientation insensitivity
04/14/1999EP0908719A1 Stage unit used for sample positioning and scanning probe microscope with such a stage unit
04/14/1999EP0908607A2 Method for monitoring operation of a catalytic converter
04/14/1999EP0907889A1 Light-controlled electrokinetic assembly of particles near surfaces
04/14/1999EP0907412A1 High-throughput screening assay systems in microscale fluidic devices
04/14/1999EP0885055A4 Fractionation using dielectrophoresis and field flow fractionation
04/14/1999EP0819119A4 Compounds, compositions and methods for generating chemiluminescence with phosphatase enzymes
04/14/1999EP0658167B1 4,7-dichlorofluorescein dyes as molecular probes
04/14/1999CN2314368Y Directly readable detector for water content in soil
04/14/1999CN2313564Y Sensitive alarm for paper underwear
04/14/1999CN1214117A Method of determining component concentrations in three-component mixture and method of continuous prodn. of hydrogen fluoride using method
04/14/1999CN1213779A Electrode handle for determining man body resistance
04/14/1999CN1213777A Gas testing method and its device
04/13/1999US5894220 Apparatus for microscopic imaging of electrical and magnetic properties of room-temperature objects
04/13/1999US5894063 Surface-enhanced neat desorption for disorption and detection of analytes
04/13/1999US5893968 Method and apparatus for measuring combustible gas component by burning the component
04/13/1999CA2101237C Apparatus comprising means for mass spectrometry
04/08/1999WO1999017124A1 Capacitance measurement of a dielectric medium
04/08/1999WO1999017115A1 Membrane based electrochemical test device and related methods
04/08/1999WO1999017114A1 System and method for measuring a bioanalyte such as lactate
04/08/1999WO1999017111A1 Capillary electrophoresis apparatus
04/08/1999WO1999017109A1 Cassette for electrophoresis system
04/08/1999WO1999017108A1 Method and apparatus for measuring moisture content in a gas
04/08/1999WO1999017107A2 Micro-structured bio-sensor, use of said bio-sensor and method for immobilising bio-catalysts
04/08/1999WO1999017100A1 Multiple analyte diffusion-based chemical sensor
04/08/1999DE19830829C1 NOX storage catalyst regeneration process
04/08/1999DE19757112A1 Gassensor Gas sensor
04/08/1999DE19743979A1 Operation of electrochemical sensor, especially an amperometric gas sensor
04/08/1999DE19741892A1 Monitoring level and quality of e.g. hygroscopic brake fluid or motor oil with special reference to its boiling point
04/08/1999CA2305442A1 Capillary electrophoresis apparatus
04/07/1999EP0907077A2 Turbine blade inspection apparatus
04/07/1999EP0906564A1 Method for producing a sensor element
04/07/1999EP0906563A1 Electrochemical test device and related methods
04/07/1999EP0690984B1 Coated capillary columns and electrophoretic separation methods for their use
04/07/1999EP0654095A4 Electrophoresis of nucleic acid fragments.
04/07/1999CN2313225Y Field X-ray diffraction electrolytic tank
04/07/1999CN2313224Y Cathode-protection condition measuring device for underground metal articles
04/07/1999CN1213432A Simultaneous multisample analysis and apparatus therefor
04/07/1999CN1213082A Gas detector and its regulating method
04/07/1999CN1213081A Electronic device and method for forming membrane for electronic device
04/06/1999US5892602 Mobility measurement using conoscopic holography
04/06/1999US5892577 Apparatus and method for carrying out analysis of samples
04/06/1999US5892458 Apparatus for recognition of exchangeable parts in analytical measuring instruments
04/06/1999US5892364 Trace constituent detection in inert gases
04/06/1999US5892252 Chemical sensing trench field effect transistor and method for same
04/06/1999US5892144 Biosensor
04/06/1999US5892141 Method and apparatus for analysis of particulate content of gases
04/06/1999US5891630 Identifying molecular structures within a sample substance using an array having a plurality of test sites upon which the sample substance is applied.
04/06/1999US5891497 In-line/on demand reaction delivery method
04/06/1999US5891398 Sensor arrays for detecting analytes in fluids
04/06/1999US5891395 Chemical switch for detection of chemical components
04/06/1999US5891322 Exhaustive electrolysis or complexing with adsorption; accuracy
04/06/1999US5891314 Images for lenses with electrophoresis gel illuminated with light
04/06/1999US5891313 Entrapment of nucleic acid sequencing template in sample mixtures by entangled polymer networks
04/06/1999US5891306 Papermaking
04/06/1999CA2080840C Sensor for measuring the quantity of a dissolved component
04/01/1999WO1999015889A1 Electrochemical sensor and method for removal of false oxygen in an oxygen or dinitric oxide sensor
04/01/1999WO1999015888A1 Capillary electroflow apparatus and method
04/01/1999WO1999015875A1 Apparatus for removing a sample from an array of samples and a cutting tool for use with that apparatus
04/01/1999WO1998058250A3 Methods of calibrating and testing a sensor for in vivo measurement of an analyte and devices for use in such methods
04/01/1999WO1998052012A3 Measuring device and method for cleaning contaminated areas of a measuring device
04/01/1999DE19744224A1 Gas sensor detecting presence of oxygen in automotive exhaust gases
04/01/1999DE19742862A1 Differentiating method between different electrically conducting media
04/01/1999DE19739722A1 Rich fluid microengineered system
04/01/1999CA2304731A1 Apparatus for removing a sample from an array of samples and a cutting tool for use with that apparatus
04/01/1999CA2301592A1 Capillary electroflow apparatus and method
03/1999
03/31/1999EP0905743A1 Ion source and accelerator for improved dynamic range and mass selection in a time of flight mass spectrometer
03/31/1999EP0905511A1 Capillary holder
03/31/1999EP0905501A2 A portable detection and screening system
03/31/1999EP0905497A1 Device for inspection of water pipelines and method
03/31/1999EP0904534A1 Gas sensor
03/31/1999EP0904533A1 Sensor for determining the concentration of oxidisable elements in a gas compound
03/31/1999EP0760948B1 Acoustic monitor assembly
03/31/1999EP0724627A4 Automated hybridization/imaging device for fluorescent multiplex dna sequencing
03/31/1999EP0624249B1 Arrayed eddy current probe system
03/31/1999CN2312458Y Metallic probing device
03/31/1999CN1212758A Method and apparatus for feeding sample into capillary electrophoresis apparatus
03/31/1999CN1212726A Method for quantitative determination of nucleic acid in solution by measurement of electrical conductivity and apparatus therefor
03/31/1999CN1212370A Gas chromatograph mass spectrometer
03/31/1999CN1212369A Nitrogen oxide detector
03/31/1999CN1212367A Miniature ultra-high sensitive electrode type flow sensing unit
03/31/1999CN1212366A Method for detecting metal oxidation kinetics
03/30/1999US5889404 Discharge ionization detector having efficient transfer of metastables for ionization of sample molecules
03/30/1999US5889281 Method for linearization of ion currents in a quadrupole mass analyzer
03/30/1999US5889200 Tandem technique for fluid monitoring
03/30/1999US5889198 Measuring at a first sensor temperature, to determine if alcohol is present; if so, the sensor is heated and a second value obtained, alarms if the ratio is above threshold; solves alcohol masking problem
03/30/1999US5889196 Gas composition sensor and method for separately detecting components of exhaust gas to diagnose catalytic converter performance
03/30/1999US5888369 Apparatus for conducting electrophoresis experiments
03/30/1999US5888366 Capillary for electrophoresis comprising polymer modified on interior surface to increase concentration of functional groups
03/30/1999US5888365 Electrophoretic separation
03/30/1999US5888364 Vertical gel slab, two buffer reservoirs and a cooling unit