Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
09/1998
09/29/1998US5814281 Resistive gas sensing
09/29/1998US5814280 Semiconductor PH sensor and circuit and method of making same
09/29/1998US5814205 Detection of lead in blood
09/29/1998US5814199 Forming thin film interfaced samples for analysis with capillary separation systems
09/29/1998US5813764 Catalytic differential calorimetric gas sensor
09/29/1998CA2177504C Measurement of solid particle concentration in a fluid stream
09/29/1998CA2075286C Use of zwitterions to mobilize isoelectrically focused ampholyte zones
09/29/1998CA2068861C Method and apparatus for focusing ions in viscous flow jet expansion region of an electrospray apparatus
09/24/1998WO1998042006A1 A device for continuous isotope ratio monitoring following fluorine based chemical reactions
09/24/1998WO1998041874A1 Device and method for automatic analysis of samples on gels
09/24/1998WO1998041856A1 Liquid chromatography electrochemical detector, liquid chromatograph, and analyzing method using the chromatograph
09/24/1998WO1998041854A1 High dynamic range apparatus for separation and detection of polynucleotide fragments
09/24/1998WO1998041853A1 Gas sensor
09/24/1998WO1998041852A1 Oxygen sensor
09/24/1998WO1998041822A1 Dust sensor apparatus
09/24/1998DE19808030A1 Mineralisolierte Zuleitung Mineral insulated cable
09/24/1998DE19711898A1 Verfahren und Vorrichtung zur trägerfreien Ablenkungs-Elektrophorese im Intervall-Betrieb Method and device for carrier-free deflection electrophoresis in the interval operation
09/24/1998DE19711504A1 RF system for determining wear condition of overhead trolley wire for rail traffic
09/24/1998DE19711378A1 Testing coating adhesion to ceramic e.g. of lambda probe
09/24/1998DE19710743A1 Gas-turbine blades crack testing and crack depth measurement
09/24/1998DE19710358A1 Micro-sensor with integrated resistance thermometer element
09/24/1998DE19709338A1 Potentiometric carbon di:oxide sensor
09/24/1998CA2284888A1 High dynamic range apparatus for separation and detection of polynucleotide fragments
09/24/1998CA2283694A1 Device and method for automatic analysis of samples on gels
09/24/1998CA2283177A1 A device for continuous isotope ratio monitoring following fluorine based chemical reactions
09/23/1998EP0866428A2 Method for determining the date of vehicle lubricating oil change
09/23/1998EP0866340A2 Torque magnetometer utilizing integrated piezoresistive levers
09/23/1998EP0866333A1 Method of measuring gas concentration
09/23/1998EP0865608A1 Sealing element for sensors, and manufacturing process
09/23/1998EP0865606A1 Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system with on-board informatics
09/23/1998EP0865303A1 Analytical configuration for monitoring xenon-containing anaesthetic gas
09/23/1998EP0805971B1 Polymer sensor
09/23/1998EP0742906B1 Use of a miniaturized planar-design coil assembly for the detection of ferromagnetic materials
09/23/1998CN2292286Y Magnetic printing-ink test probe
09/23/1998CN1193608A Wastewater treating apparatus
09/22/1998US5811980 Test system for determining the orientation of components on a circuit board
09/22/1998US5811970 Electromagnetic test for microstructure anomalies such as alpha-case, and for carbide precipitates and untempered and overtempered martensite
09/22/1998US5811670 Process and device for evaluating the quality of a fuel-air mixture
09/22/1998US5811664 Debris monitoring
09/22/1998US5811662 Resistive gas sensing, especially for detection of ozone
09/22/1998US5811660 Air-fuel ratio sensing element
09/22/1998US5811059 Automated, on-demand ion mobility spectrometry analysis of gas chromatograph effluents
09/22/1998US5810997 Air-fuel ratio detection with variable detection range
09/22/1998US5810985 Electrophoretically mediated chemical analysis
09/22/1998US5810984 Nitrogen oxide sensor and method of manufacturing the sensor
09/22/1998US5809826 Inferential condensation sensor
09/17/1998WO1998040849A1 Method and device for verifying the correct transport of sheet material by means of a mechanical touch sensor
09/17/1998WO1998040732A1 Magnetometer detection of fatigue damage in aircraft
09/17/1998WO1998040731A1 Method for fabricating wiring substrate with subminiature thru-holes
09/17/1998WO1998040730A1 Method and apparatus for removal of non-uniformities in an electrophoresis apparatus
09/17/1998WO1998040729A1 A method and apparatus for correcting illumination non-uniformities
09/17/1998WO1998040728A1 Non-destructive method of determining the position and condition of reinforcing steel in concrete
09/17/1998WO1998040714A1 System and method for high voltage leak detection
09/17/1998WO1998040395A1 Band array display of polynucleotide separations
09/17/1998WO1998040145A1 Electrochemically regenerated ion neutralization and concentration devices and systems
09/17/1998WO1998035053A3 Electrochemical analyte sensors using thermostable soybean peroxidase
09/17/1998DE19810075A1 Detector for monitoring nitrogen oxide(s) in exhaust gas
09/17/1998DE19807345A1 Heating device control system for air=fuel ratio sensor of IC engine
09/17/1998DE19715441C1 In-situ calibration of immersed sensors
09/17/1998DE19710591A1 Method for contactless moisture content measurement, used in agriculture
09/17/1998DE19708758A1 Verfahren zum Nachweis von mutierten Allelen A method of detecting mutated alleles
09/17/1998CA2284164A1 Band array display of polynucleotide separations
09/17/1998CA2283998A1 Method for fabricating wiring substrate with subminiature thru-holes
09/17/1998CA2282650A1 Magnetometer detection of fatigue damage in aircraft
09/16/1998EP0865084A1 Sensor device having ESD protection and method of fabricating such a sensor device
09/16/1998EP0864861A1 Measurement arrangement for examining gaseous media
09/16/1998EP0864860A1 Sample plate and multicapillary electrophoresis apparatus
09/16/1998EP0864859A1 Modular control block for analysis technics
09/16/1998EP0863764A1 Method for analyzing isomers of enalapril and enalaprilat
09/16/1998EP0766818B1 Semiconducting organic polymers for gas sensors
09/16/1998CN2291663Y Slab-making comb by using electrophoresis
09/16/1998CN2291662Y Dew cell response time measuring device
09/16/1998CN1193303A Method for quality control and appropriately prepared packaging container and blank
09/16/1998CN1193107A Counter-flow focusing electrophoresis apparatus
09/15/1998US5809163 Method of characterizing texture heterogeneities of geological formations traversed by a borehole
09/15/1998US5808461 Circuit arrangement for air quality measurement with logarithmic signal evaluation
09/15/1998US5808180 Direct method for determination of true boiling point distillation profiles of crude oils by gas chromatography/mass spectrometry
09/15/1998US5807471 Sensor for detecting low concentrations of polyions
09/15/1998US5807375 Analyte-controlled liquid delivery device and analyte monitor
09/15/1998US5807272 Impedance spectroscopy system for ischemia monitoring and detection
09/15/1998US5807251 Electrical impedance tomography
09/11/1998WO1998039646A1 The use of a signal generating object in calibrating ndt-equipments
09/11/1998WO1998039645A1 A novel capillary
09/11/1998WO1998039644A1 Modular analysis control block
09/11/1998WO1998039642A1 Liquid sensor for liquid and gaseous organic compounds and method for the production thereof
09/11/1998WO1998039631A1 Capacitive oil deterioration and contamination sensor
09/11/1998WO1998039472A2 Method for detecting mutated allels
09/11/1998WO1998038906A1 Device and method for determining analyte levels
09/11/1998WO1998030738A3 Method and apparatus for metal extraction and sensor device related thereto
09/11/1998CA2283188A1 Method for detecting mutated alleles
09/10/1998DE19709458A1 Verfahren zum Überprüfen von Blattmaterial auf ordnungsgemäßen Transport unter Verwendung eines mechanischen Abtastsensors A method for controlling leaf material for proper transport using a mechanical scanning sensor
09/10/1998DE19709339A1 Potentiometric solid state carbon di:oxide sensor
09/10/1998DE19708166A1 Sensor assembly for sample analysis
09/09/1998EP0863537A1 Ion trap
09/09/1998EP0863400A1 Microchip electrophoresis apparatus
09/09/1998EP0863399A2 Gas sensor and method for controlling gas sensor
09/09/1998EP0863398A1 Apparatus for detecting the fouling of an isolating environment, and for local heating thereof
09/09/1998EP0862708A1 Microfluidic valve and integrated microfluidic system
09/09/1998EP0813442A4 Method for enriching rare cell population
09/09/1998CN2290853Y Digital displaying high density gas detector