Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
12/1992
12/09/1992CN2124475U Automatic continuous monitor for charged ions in solution
12/09/1992CN1019415B Explosion-proof and explosive-insulation blaster
12/09/1992CA2069134A1 Silicone coating composition for film
12/08/1992US5170052 Apparatus for sample ionization and mass spectrometry
12/08/1992US5169513 Electrochemical element and method of making
12/08/1992US5169512 Planar polarographic probe for determining the λ value of gas mixtures
12/08/1992US5169511 Capillary electrophoresis technique
12/08/1992US5169510 Scoring capillary tube; covering with nafion sleeve; sealing with epoxy; serves to isolate detectore from high voltage source
12/08/1992CA2068131A1 Apparatus for sensing oxides of nitrogen
12/08/1992CA1311271C Electrochemical cell for measuring ionic activity in a solution and its method of use
12/05/1992WO1992021964A1 Method and device for detecting magnetic flux
12/03/1992DE4217605A1 Partially stabilised zirconium di:oxide - contains magnesium oxide in grain boundary, used as heat resistant material
12/02/1992EP0516380A2 Micro-displacement element for a scanning tunneling microscope
12/02/1992EP0516367A2 Method and apparatus for simultaneous differential scanning calorimetry and microdielectrometry
12/02/1992EP0516038A2 Oxygen concentration sensor
12/02/1992EP0515615A1 Universal binding film.
12/02/1992EP0515413A1 Ag 2?S MEMBRANE FOR THE DETERMINATION OF SILVER IONS OR HALIDE IONS IN SOLUTION
12/02/1992EP0400063A4 Thin film moisture sensing elements and process for the manufacture thereof
12/02/1992CN2123769U Electrolyte (liquid ) tester
12/02/1992CN2123768U Solution moisture content testing instrument
12/02/1992CN1019331B Manufacture of self-sustainings film filament type sensor and application of same
12/01/1992US5168240 Capacitive fluid presence detector for gas pipe using an excited wire loop
12/01/1992US5167790 Separation of DNA or protein mixtures in size ranges not accessible to ordinary electrophoresis
12/01/1992US5167784 Sequencing large nucleic acid fragments
12/01/1992US5167783 Group transfer polymerization
12/01/1992US5167780 Process for the determination of the concentration ratio of lithium ions to sodium ions composition having a high selectivity for sodium ions
12/01/1992US5167160 Positioning device for presenting samples for electromagnetic analysis
12/01/1992CA1311029C Sensors for detecting and locating liquid leaks
11/1992
11/30/1992CA2089392A1 Method and apparatus for simultaneous differential scanning calorimetry and microdielectrometry
11/26/1992WO1992021140A1 Tandem time-of-flight mass spectrometer
11/26/1992WO1992021039A1 Apparatus and method for imaging the structure of diamagnetic and paramagnetic objects
11/26/1992WO1992021020A1 Process for producing miniaturised chemo and bio-sensor elements with an ion-selective diaphragm and bases for these elements
11/26/1992WO1992021019A1 Electrolytic cell and process for the labeling of proteins and peptides
11/26/1992WO1992021018A1 A gas sensor
11/26/1992WO1992020717A1 Glyceryl agarose and borate compositions
11/26/1992WO1992020435A1 Time compressed chromatography in mass spectrometry
11/26/1992WO1992020434A1 Electrophoresis chamber
11/26/1992DE4116468A1 Inductive conductivity measurement cell, esp. for liquids - has conducting loop passed through transmission and reception coils for AC signals and resistances which can be switched into loop
11/25/1992EP0514964A2 Capacitance flowmeter
11/25/1992EP0514873A1 Heater type hybrid integrated circuit
11/25/1992EP0514759A2 Magnetic characteristics measuring apparatus
11/25/1992EP0514575A1 Analysis-module
11/25/1992EP0514532A1 Process for analysing a gas sample, analysis device, uses thereof and test installation with said device
11/25/1992EP0514531A1 Process for finding a measurement and measuring installation
11/25/1992EP0514468A1 Glass electrode.
11/25/1992CN2123075U Once-used blood serum multi-head sampler
11/25/1992CN1066505A Double-tube sensor
11/24/1992US5166729 Toner concentration sensing apparatus
11/24/1992US5166613 Method and apparatus for mapping stress within ferrromagnetic materials by analyzing Barkhausen noise formed by the introduction of magnetic fields
11/24/1992US5166521 Ion-scattering spectrometer
11/24/1992US5166063 Immobolization of biomolecules by enhanced electrophoretic precipitation
11/24/1992US5165898 Electrophoresis using contour-clamped electric fields
11/24/1992US5165794 Method for the thermal characterization, visualization, and integrity evaluation of conducting material samples or complex structures
11/24/1992US5165407 Implantable glucose sensor
11/24/1992US5165406 Electrochemical sensor apparatus and method
11/24/1992US5165292 Device for measuring characteristic of a fluid
11/24/1992CA1310765C Counterflow leak detector with high and low sensitivity operating modes
11/24/1992CA1310692C Capacitive coupled moisture sensor
11/24/1992CA1310513C Sensor used for electrical heating measurement
11/19/1992EP0514187A1 Electrolytic cell and process for the labeling of proteins and peptides
11/19/1992EP0513982A2 Method for manufacturing solid oxide film and method for manufacturing solid oxide fuel cell using the solid oxide film
11/19/1992EP0513821A2 Method of producing metallic thin film
11/19/1992EP0513804A2 Biosensor and method of quantitative analysis using the same
11/19/1992EP0513604A1 Labeling of hydrocarbons
11/19/1992EP0513276A1 Process for the automatic selection of containers amd measuring device therefor and an installation with such a measuring device
11/19/1992EP0513164A1 High-viscosity polymer matrix and methods
11/19/1992EP0513064A1 Manipulation of solid, semi-solid or liquid materials.
11/19/1992DE4200705A1 Automatic electrophoresis appts.
11/19/1992DE4116208A1 Non-destructive testing of material at structural parts of cast iron@ - using ultrasonic speed and magnetic coercivity field strength measurement with condition that speed is determined during magnetisation of workpiece
11/19/1992DE4116179A1 Elektrophoresekammer Electrophoresis
11/19/1992DE4115690A1 Determining selected time points during regular changes of oxygen@ concn. contained in liquid flowing in vessel - using galvanic cell, with two electrodes with partition in-between, on oxide ion conducting solid body without or with heating
11/19/1992DE4115396A1 Hydrogen@ electrode used for gas sensor - contains hydrogen@-filled hollow glass microspheres
11/19/1992DE4019855A1 Gas diffusion barrier for electrochemical gas sensors - consists of thin layer of poly-di:methyl-siloxane, pref. applied to working electrode or its supporting film
11/17/1992US5164921 Electrodynamic permanent magnet transducer
11/17/1992US5164675 Fluid presence detector for gas pipe using an excited wire mesh
11/17/1992US5164592 Method and apparatus for mass spectrometric analysis
11/17/1992US5164475 Porous substrates with a high concentration of amine groups
11/17/1992US5164319 Multiple chemically modulated capacitance determination
11/17/1992US5164068 Oxygen sensor
11/17/1992US5164067 Measuring device for determining chemical parameters of an aqueous sample
11/17/1992US5164066 Electrophoresis cassette system with apparatus and method for filling same
11/17/1992US5164065 Non-breakable, electrically insulating sample well inserts for slab electrophoresis
11/17/1992US5164064 HPE capillary cartridge with exposed retractable capillary ends
11/17/1992US5164057 Electrophoretic matrices and electrophoretic method using same
11/17/1992US5164055 High-viscosity polymer matrix and methods
11/17/1992US5164053 Nafion"
11/17/1992CA1310383C Random-filament, multi-directionally responsive marker for use in electronic article surveillance systems
11/17/1992CA1310367C Electrochemically controlled superconductivity
11/17/1992CA1310177C Method of fabrication of air/fuel sensors based on electrochemical pumping
11/16/1992WO1992020437A1 Microelectrospray method and apparatus
11/14/1992WO1992021026A1 Streaming potential measuring cell
11/14/1992CA2108661A1 Streaming potential measuring cell
11/12/1992WO1992019975A1 Fluorophore assisted carbohydrate electrophoresis diagnosis
11/12/1992WO1992019962A1 Half-cell with a solid-state reference electrode for a ceramic sensor
11/12/1992WO1992019961A1 Two-terminal voltammetric microsensors
11/12/1992WO1992019960A1 Methods for the electrophoretic separation of nucleic acids and other linear macromolecules in gel media with restrictive pore diameters
11/12/1992WO1992019848A1 Oil degradation measuring apparatus
11/12/1992WO1992019367A1 Time-of-flight mass spectrometer with an aperture enabling tradeoff of transmission efficiency and resolution
11/12/1992DE4115795A1 Miniature electrode for bio-sensor - has domed counter-electrode with opening for measuring electrode
11/12/1992DE4115414A1 Verfahren zur herstellung von miniaturisierten chemo- und biosensorelementen mit ionenselektiver membran sowie von traegern fuer diese elemente Process for the manufacture of miniaturized chemo- and biosensor elements with ion-selective membrane as well as carriers for these elements