| Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839) |
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| 08/14/1991 | EP0440931A1 Eddy-current testing apparatus |
| 08/14/1991 | EP0440858A1 Humidity sensor |
| 08/14/1991 | EP0440757A1 Process and device for checking the operability of an exhaust gas probe heater and its supply system. |
| 08/14/1991 | EP0440729A1 Process for bottling beer |
| 08/14/1991 | DE4004165A1 Sensor monitoring flowing liq. mixt. combines detector plates - and electronic signal processor in partitioned double-cavity housing |
| 08/14/1991 | CN2082863U Integrated acidometer sensor |
| 08/14/1991 | CN2082862U Microcomputer-based cigarette moisture determination meter |
| 08/14/1991 | CN2082861U Multipiece multiplex gas sensor with same base |
| 08/13/1991 | WO1991012522A1 Ag2S MEMBRANE FOR THE DETERMINATION OF HALIDE IONS DURING PREPARATION OF PHOTOGRAPHIC EMULSIONS |
| 08/13/1991 | WO1991012521A1 Ag2S MEMBRANE FOR THE DETERMINATION OF SILVER IONS OR HALIDE IONS IN SOLUTION |
| 08/13/1991 | US5040090 Capacitive moisture-sensor |
| 08/13/1991 | US5039972 Oxygen sensor |
| 08/13/1991 | US5039493 Positive pressure blotting apparatus with hydropholic filter means |
| 08/13/1991 | US5039390 Membrane covering electrode, measurement of fluid properties |
| 08/13/1991 | US5039386 Electrophoretic method for preparative separation of charged molecules in liquids |
| 08/13/1991 | CA2076020A1 Ag2s membrane for detecting silver or halide ions in solution |
| 08/13/1991 | CA2075897A1 Ag2s membrane for detecting halide ions during the preparation of photographic emulsions |
| 08/13/1991 | CA1287662C Continuous analytic process for chloride ions in the head water of an hydrocarbon distillation column and apparatus for the said process |
| 08/10/1991 | CA2026446A1 Method and apparatus for detecting a broken ph sensor |
| 08/09/1991 | CA2035995A1 Probe unit, information processing device and information processing method by use thereof |
| 08/08/1991 | WO1991011720A1 Iron assay |
| 08/08/1991 | WO1991011710A1 Multi-analyte sensing electrolytic cell |
| 08/08/1991 | WO1991011709A1 High-viscosity polymer matrix and methods |
| 08/08/1991 | WO1991011708A1 Electrodeless conductivity sensor with inflatable surface |
| 08/08/1991 | WO1991011707A1 Device for determining the nature of a hydraulic fluid |
| 08/08/1991 | WO1991011262A1 Manipulation of solid, semi-solid or liquid materials |
| 08/08/1991 | WO1991008477A3 Apparatus for automatically and non-destructively determining the class of standardized mechanical properties of a sample of hygroscopic material |
| 08/08/1991 | DE4003194A1 Electrochemical determn. of analytes - using oxido-reductase and substance of being reduced, which is re-oxidised on the electrode |
| 08/08/1991 | CA2074511A1 Multi-analyte sensing electrolytic cell |
| 08/08/1991 | CA2069752A1 Electrodeless conductivity sensor with inflatable surface |
| 08/07/1991 | EP0440342A2 Laser excited confocol microscope fluorescence scanner and method |
| 08/07/1991 | EP0440223A2 Method of preparation of miniaturized sensors on basis of fluids and arrangement of the measuring system |
| 08/07/1991 | EP0439950A1 Determination of thermal conductivity and specific heat of gases at reference conditions |
| 08/07/1991 | EP0439938A1 Method of electrode fabrication for solid oxide electrochemical cells |
| 08/07/1991 | EP0439768A2 Method for qualitative classification of electronically cleaned yarn |
| 08/07/1991 | EP0439735A1 Open cage density sensor |
| 08/07/1991 | EP0439694A1 Method and device for measuring the alcohol content of a damping liquid in a damping device of an offset printing machine |
| 08/07/1991 | EP0439474A1 A process for heating regulation of lambda probes. |
| 08/07/1991 | EP0225925B1 Cuvette belt faulty seal detector |
| 08/07/1991 | CN2082415U Oxygen detector of zirconium oxide |
| 08/07/1991 | CN1053706A Fabrication of humidity sensor made of oxide ceramic membrane |
| 08/07/1991 | CN1053679A Diaguostic filter for detecting conductive and semiconductive particles in fluid stream |
| 08/07/1991 | CN1053648A Method for qualitative classification of electronically cleared yarn |
| 08/07/1991 | CN1013461B Non destructive testing for creep damage of a ferromagnetic workpiece |
| 08/06/1991 | USH949 Device for measuring ionic activity |
| 08/06/1991 | US5037968 Ion Selective Membranes Of Ion Selective Electrodes; Color Indicators |
| 08/06/1991 | US5037779 Method of encapsulating a sensor device using capillary action and the device so encapsulated |
| 08/06/1991 | US5037761 Controlling temperature then directing a gas through a manifold to generate a direct current signal |
| 08/06/1991 | US5037737 Between two chemical reactors |
| 08/06/1991 | US5037527 Silver, silver chloride reference electrode |
| 08/06/1991 | US5037526 Water-proof type oxygen sensor |
| 08/06/1991 | US5037525 Composite electrodes for use in solid electrolyte devices |
| 08/06/1991 | US5037523 Air cooled cartridge for capillary electrophoresis |
| 08/06/1991 | US5036820 Method of determining activation of an exhaust gas concentration sensor equipped with a heater |
| 08/06/1991 | US5036704 Moisture sensor |
| 08/06/1991 | CA2035635A1 Solid oxide electrolyte electrochemical oxygen generator |
| 08/06/1991 | CA1287380C Electrochemical cell sensor for continuous, short- term use in tissues and blood |
| 08/06/1991 | CA1287296C Potential-causing membrane for immunosensor |
| 08/04/1991 | CA2035630A1 Method and sensor electrode system for the electrochemical determination of an analyte or an oxidoreductase as well as he use of suitable compounds therefor |
| 08/01/1991 | DE4002792A1 Vorrichtung zur ermittlung der beschaffenheit einer druckuebertragungsfluessigkeit Device for determining the quality of a druckuebertragungsfluessigkeit |
| 08/01/1991 | DE4002633A1 Virtual rotation-motion sensor for non-destructive material test - has field generating coils and sensor segments with successive electronic scanning |
| 08/01/1991 | DE2858801C2 Zirconia ceramic for use as solid electrolyte |
| 08/01/1991 | CA2035329A1 Method of preparation miniaturized sensors on basis of fluids and arrangement of the measuring system |
| 07/31/1991 | EP0439318A2 Doped sol-gel glasses for obtaining chemical interactions |
| 07/31/1991 | EP0439020A1 Sensor for measuring gas with a catalytic sensing element |
| 07/31/1991 | EP0438859A2 Measuring energy in fuel gases |
| 07/31/1991 | EP0438423A1 Biochemical sensor responsive to bubbles |
| 07/31/1991 | EP0221969B1 Insertion-type electrode arrangement for continuous po 2? measurement in living skin tissue |
| 07/31/1991 | CN2081980U Moisture tester |
| 07/31/1991 | CN1053497A Electrophoresis device capable of stabilizing electric-field strength on supporting medium |
| 07/31/1991 | CN1053445A Isolation of alpha 1-antitrypsin from human plasma and construction of kit useful for detecting alpha 1-antitrypsin levels in blood |
| 07/30/1991 | US5036470 Method and apparatus for determining high temperature state of air-fuel ratio sensor |
| 07/30/1991 | US5036196 Surface microscope |
| 07/30/1991 | US5036014 Deuterated cannabinoids as standards for the analysis of tetrahydrocannabinol and its metabolites in biological fluids |
| 07/30/1991 | US5035863 Surface plasmon resonance sensors |
| 07/30/1991 | US5035791 Ion sensor containing a selective organic membrane |
| 07/30/1991 | US5035786 Conjugation with a 1-amino-4-naphthalenesulfonic acid containing an azido group |
| 07/30/1991 | CA1287108C Analytical apparatus, electrode and sample container for use therewith |
| 07/30/1991 | CA1287107C Oxygen-stable substituted ferrocene reference electrode |
| 07/27/1991 | CA2034997A1 Diagnostic filter for detecting conductive and semiconductive particles in a fluid stream |
| 07/27/1991 | CA2033297A1 Rectangular capillaries for capillary electrophoresis |
| 07/25/1991 | WO1991011014A1 Method and apparatus for sample injection into ion mobility spectrometer |
| 07/25/1991 | WO1991010901A1 Analysis of biological molecule samples |
| 07/25/1991 | CA2021228A1 Online energy flow measuring device for natural gas |
| 07/24/1991 | EP0437968A2 Video densitometer |
| 07/24/1991 | EP0437951A1 Calibrated physical parameter value measurement system |
| 07/24/1991 | EP0437921A2 Cyclic voltamperemetry |
| 07/24/1991 | EP0437433A1 PLANAR POLAROGRAPHIC PROBE FOR DETERMINING THE -g(l) VALUE OF GASEOUS MIXTURES. |
| 07/24/1991 | EP0363401A4 Optimized capacitive sensor for chemical analysis and measurement |
| 07/24/1991 | EP0172892B1 Method and device employing photoresponsive semiconductor electrode for determining analyte |
| 07/24/1991 | CN1053296A Integrated micro-pipe flow injection instrument and its producing technology |
| 07/24/1991 | CN1013328B Technique and apparatus for filming on micro-area |
| 07/23/1991 | WO1991010900A1 Polarographic chemical sensor with external reference electrode |
| 07/23/1991 | US5034690 Method and apparatus for quantitatively determining whether at least one of two or more ferromagnetic components is missing from an assembly |
| 07/23/1991 | US5034689 Detector for detecting foreign matter in an object by detecting electromagnetic parameters of the object |
| 07/23/1991 | US5034330 Curing a monomer or prepolymer, radiation with ionizing or ultraviolet radiation, forming on a membrane |
| 07/23/1991 | US5034192 Molecule-based microelectronic devices |
| 07/23/1991 | US5034113 Reference electrode assembly of a silver/silver chloride construction |
| 07/23/1991 | US5034112 Device for measuring concentration of nitrogen oxide in combustion gas |
| 07/23/1991 | US5034107 Method for sensing nitrous oxide |