| Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839) |
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| 12/21/1993 | US5272467 Apparatus for detecting and reporting liquids |
| 12/21/1993 | US5272444 Dielectric cross-plot water cut monitoring apparatus and method |
| 12/21/1993 | US5272442 Electrical feed-through bushing cavity insulation detector |
| 12/21/1993 | US5272337 Sample introducing apparatus and sample modules for mass spectrometer |
| 12/21/1993 | US5272091 Water purification method and apparatus |
| 12/21/1993 | US5272087 Enzymatic electrode and its preparation method |
| 12/21/1993 | US5271904 Apparatus for sensing a chemical property of a spray |
| 12/21/1993 | US5271821 Oxygen sensor and method of producing the same |
| 12/21/1993 | US5271820 Solid state pH sensor |
| 12/21/1993 | US5271819 Method of detection using sensor electrode |
| 12/21/1993 | US5271816 Oxygen sensor |
| 12/19/1993 | CA2098646A1 Electromagnetic device and method for detecting discontinuities in ferromagnetic objects |
| 12/16/1993 | DE4319728A1 Assembly washes serum sample depositors in short time - by dunking in buffer solution and application of electrophoresis |
| 12/16/1993 | DE4319603A1 Drying wood by heated air - detecting moisture content of wood in drying chamber to control air temps. and/or throughput rate |
| 12/16/1993 | DE4319272A1 Formation of magnetostrictive film for surface of expansion detector - forming alloy film and scanning with overlapping high energy density beam |
| 12/16/1993 | DE4318164A1 Remote control steam pipe inspection prove and sampling head - using optical, ultrasonic and eddy current detectors and wall sample removal. |
| 12/16/1993 | DE4219434A1 Detecting and interpreting leaks in non-metallic pipes with electrically conductive liquids, e.g. waste water, - evaluating variations in potential field in liquid as movable electrode approaches leakage point. |
| 12/16/1993 | DE4218883A1 Film gas sensor and measurement circuit assembly - mounts each sensor on ceramic carrier in aperture of printed circuit card for thermal decoupling and electrically connects carrier to card by wire bonding. |
| 12/15/1993 | EP0574354A1 Body for forming at least one electrode and/or a sensor |
| 12/15/1993 | EP0573961A2 Thermoelectric material and sensor utilizing the same material |
| 12/15/1993 | EP0573692A1 Concrete sensor |
| 12/15/1993 | EP0573646A1 Probe apparatus |
| 12/15/1993 | EP0573612A1 Sodium ion sensor |
| 12/15/1993 | EP0573561A1 Chemical ionization mass spectrometry method using notch filter |
| 12/15/1993 | EP0573560A1 Mass spectrometry method and apparatus employing in-trap ion detection |
| 12/15/1993 | EP0573556A1 Mass spectrometry method using notch filter |
| 12/15/1993 | EP0573421A1 Installation for the study or transformation of sample surfaces in a vacuum or controlled atmosphere. |
| 12/15/1993 | EP0505442A4 Method for increasing the service life of an implantable sensor |
| 12/15/1993 | EP0471684B1 Circuit and process for measuring a value affecting the capacitance-voltage characteristic of a capacitive component |
| 12/15/1993 | EP0358761B1 Electrode |
| 12/15/1993 | EP0328640B1 Combustible gas sensor |
| 12/15/1993 | EP0282532B1 Determination of biomass |
| 12/15/1993 | CN2149628Y Easy and quick investigating instrument for liquid |
| 12/15/1993 | CN1023155C Absolute humidity sensor for determination of trace water content |
| 12/15/1993 | CN1023154C Soil moisture measuring gauge with double-electrodes fixed in fields |
| 12/14/1993 | US5270663 Apparatus for detecting a liquid mixing ratio |
| 12/14/1993 | US5270659 Apparatus for measuring deposition speed of electroless plating |
| 12/14/1993 | US5270647 Pipe electromagnetic field simulation apparatus using Born's approximation rule |
| 12/14/1993 | US5270644 Magnetometer for use in the in-situ measurement of magnetotactic bacteria in aquatic environments and method of using same for predicting aquatic hypoxia |
| 12/14/1993 | US5270009 Method of and apparatus for measuring oxygen concentration with limiting current oxygen sensor |
| 12/14/1993 | US5269937 HPLC light scattering detector for biopolymers |
| 12/14/1993 | US5269931 Polyethersulfone membrane, polyethyleneimine-epichlorohydrin resin containing polyamines as charge modifying agent |
| 12/14/1993 | US5269902 Ion-conducting module having axially-arranged solid state electrolyte elements |
| 12/14/1993 | US5269901 HPCE capillary cartridge for uncoiled capillaries with liquid coolant |
| 12/14/1993 | US5269900 Method and device for high speed separation of complex molecules |
| 12/14/1993 | US5269891 Amperemetric blood fluid analysis |
| 12/14/1993 | US5269175 For detecting the ageing of oil |
| 12/14/1993 | US5269170 Measuring system and process using zero shift compensation circuit |
| 12/14/1993 | CA1325252C Branched sensor system |
| 12/09/1993 | WO1993024843A1 Probe and method of measuring ground resistivity |
| 12/09/1993 | WO1993024828A1 Sensor devices |
| 12/09/1993 | WO1993024827A1 Selective gas detection device |
| 12/09/1993 | WO1993024819A1 Detecting degradation of non-conductive inert wall layers in fluid containers |
| 12/09/1993 | WO1993024209A1 Atmospheric pressure ion interface for a mass analyzer |
| 12/09/1993 | DE4218721A1 Electrophoretic capillary appts. for analysing protein fractions, etc. - includes micro-dosing system for setting pressure differentials and/or feeding specific volumes to appts. |
| 12/09/1993 | CA2136856A1 Sensor devices |
| 12/09/1993 | CA2117792A1 Probe and method of measuring ground resistivity |
| 12/09/1993 | CA2114633A1 Selective gas detection device |
| 12/09/1993 | CA2097937A1 Long lasting alkali and alkaline-earth metal sensor |
| 12/08/1993 | EP0573101A1 Ion selective electrode and method of manufacture |
| 12/08/1993 | EP0573006A2 New and useful improvements in oxygen monitoring devices |
| 12/08/1993 | EP0572972A1 Probe for scanning tunneling microscope and manufacturing method thereof |
| 12/08/1993 | EP0572842A1 Simultaneous generation and measurement of a triboelectric charge on a surface |
| 12/08/1993 | EP0572824A1 Galvanic cell type gas concentration sensor system capable of detecting more than one type of gas |
| 12/08/1993 | EP0572687A1 Ion filter, especially for a mass spectrometer, and method of manufacturing said filter |
| 12/08/1993 | EP0572493A1 Detection of species. |
| 12/08/1993 | EP0409896B1 Enzymatic electrode and its preparation method |
| 12/08/1993 | EP0349528B1 A method and measuring system for contactless measuring the values of magnitudes relating to electrically conductive materials |
| 12/08/1993 | EP0278979B1 Electrode assembly |
| 12/08/1993 | CN2148964Y Glass electrode shifting apparatus for acidometer |
| 12/08/1993 | CN2148963Y Fast-acting detecting meter for flour quality |
| 12/08/1993 | CN2148962Y Distance measuring acidometer |
| 12/08/1993 | CN1079303A Gas-sensitive element with sensitive colloid film |
| 12/07/1993 | US5268852 Self diagnostic pH sensor |
| 12/07/1993 | US5268646 Apparatus for characterizing conductivity of superconducting materials |
| 12/07/1993 | US5268642 Method and apparatus for measuring electrical conductivity of liquid |
| 12/07/1993 | US5268632 Electrode assembly test unit and method |
| 12/07/1993 | US5268571 Micro-displacement element, and scanning tunneling microscope and information processing apparatus using same |
| 12/07/1993 | US5268568 Marker dye band detector for gel electrophoresis using balanced light emitters |
| 12/07/1993 | US5268087 Nonconductor holder; electrolytic cell |
| 12/07/1993 | US5268086 Catalyst monitoring using ego sensors |
| 12/07/1993 | US5268080 DNA detector and DNA detection method |
| 12/03/1993 | CA2097456A1 Oxygen monitoring devices |
| 12/02/1993 | DE4217736A1 Monitoring device for detecting application of glue to carton - uses contactless capacitive sensor with probes either side of substrate, and determines product of measurement signal frequencies |
| 12/02/1993 | DE4217468A1 Leak sensor for detecting water from household appliance, e.g. dishwasher or washing machine - has leakage water collection trough with moisture detector on base side of appliance housing |
| 12/01/1993 | EP0572354A2 Immobilized buffered gels and membranes of hydroxy groups containing polymers |
| 12/01/1993 | EP0572023A2 Electrophoretic apparatus |
| 12/01/1993 | EP0571444A1 Improvements in or relating to electrophoresis. |
| 12/01/1993 | CN2148329Y Porous silicon humidity-sensitive sensor |
| 12/01/1993 | CN2148328Y High voltage lacquer film continuity tester |
| 12/01/1993 | CN1079052A Detector for ZrO2 measuring oxygen sensor |
| 12/01/1993 | CN1078975A Technology for producing polyacrylamide gel for plate electrophoresis and gel pouring device |
| 12/01/1993 | CN1022950C Tester fo moisture content in rosin |
| 11/30/1993 | US5266900 Method and apparatus for determining electrical charge characteristics of toner materials |
| 11/30/1993 | US5266899 Salt analyzer switchably capable of employing contact and non-contact conductivity probes |
| 11/30/1993 | US5266897 Magnetic field observation with tunneling microscopy |
| 11/30/1993 | US5266892 Method of measuring interface state density distribution in MIS structure |
| 11/30/1993 | US5266180 With wires and electrical connections embedded in a plastic compound fillling; ease of manufacture |
| 11/30/1993 | US5266179 Quantitative analysis method and its system using a disposable sensor |
| 11/30/1993 | US5265460 Density determination of aircraft fuel based on the sensed temperature velocity of sound, and dielectric constant of the fuel |