| Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839) |
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| 07/20/1994 | CN2172473Y Steam durable sterilizing oxygen detecting probe |
| 07/20/1994 | CN2172472Y 便携式可燃气体报警器 Portable combustible gas alarm |
| 07/19/1994 | US5331589 Magnetic STM with a non-magnetic tip |
| 07/19/1994 | US5331310 Amperometric carbon monoxide sensor module for residential alarms |
| 07/19/1994 | US5331287 Device and method for sensing water and/or acid in the presence of water in non-aqueous media |
| 07/19/1994 | US5331278 Apparatus for inspecting degradation/damage of a material using an AC magnet, a superconducting DC magnet and a SQUID sensor |
| 07/19/1994 | US5331160 Particle-beam generator for LC/MS interface |
| 07/19/1994 | US5331159 Combined electrospray/particle beam liquid chromatography/mass spectrometer |
| 07/19/1994 | US5331158 Method and arrangement for time of flight spectrometry |
| 07/19/1994 | US5330719 Automotive oxygen sensor for use in an industrial process analyzer |
| 07/19/1994 | US5330634 Carbon dioxide |
| 07/19/1994 | US5330625 Concentric and core ion selective electrodes with ion bridge between |
| 07/19/1994 | US5330268 Apparatus for determining the condition of a pressure transmitting fluid |
| 07/19/1994 | US5329806 Exhaust sensor with tubular shell |
| 07/19/1994 | CA1330829C Metal measuring method and apparatus |
| 07/19/1994 | CA1330722C Method and apparatus for measuring the degree of mixing in a turbulent liquid system |
| 07/19/1994 | CA1330720C Odor identifying apparatus and method |
| 07/16/1994 | CA2113496A1 Electrochemical monitoring of vessel penetrations |
| 07/14/1994 | DE4300499A1 Potentiometric relaxation assay method |
| 07/13/1994 | EP0606115A1 Detector having self-calibration function |
| 07/13/1994 | EP0605894A1 Analytical device for determining the content of lactate resp. glucose |
| 07/13/1994 | EP0605609A1 Sample introduction system |
| 07/13/1994 | EP0605599A1 Battery with electrochemical tester |
| 07/13/1994 | CN2171859Y Computer detecting instrument for tobacco moisture |
| 07/13/1994 | CN1089393A Double-film compound hydrogen-sensing element and its producing method |
| 07/12/1994 | US5329561 Device for checking the thickness and the cohesion of the interface of a duplex tube |
| 07/12/1994 | US5329236 Apparatus for estimating charged and polarized states of functional groups in a solution |
| 07/12/1994 | US5329230 Carriage for eddy current probe having contact ball engagement between carriage and translation means |
| 07/12/1994 | US5329122 Information processing apparatus and scanning tunnel microscope |
| 07/12/1994 | US5328581 Electrophoresis temperature feedback controller |
| 07/12/1994 | US5328578 Capillary electrophoresis with tracking separation field |
| 07/12/1994 | CA1330639C Lipid-protein compositions and articles and methods for their preparation |
| 07/07/1994 | WO1994015210A1 Nanostructured electrode membranes |
| 07/07/1994 | WO1994015209A1 Siloxanediol coating for capillary electrophoresis and for general surface modification |
| 07/07/1994 | WO1994015208A1 Apparatus for fluid treatment of framed membranes |
| 07/07/1994 | WO1994015207A1 Improvements in or relating to electrochemical reactions |
| 07/07/1994 | WO1994015206A1 Sensor for the determination of gases or gas concentrations in gas mixtures |
| 07/07/1994 | WO1994015205A1 Fabrication of electrochemical detector for capillary electrophoresis |
| 07/07/1994 | WO1994015204A1 Gas sensor operating using thermal-conductivity measurements |
| 07/07/1994 | WO1994015203A1 Sensor for the determination of gas components and/or gas concentrations of gas mixtures |
| 07/07/1994 | WO1994015196A1 Process and device for detecting surface plasmons |
| 07/07/1994 | WO1994014824A2 Analytical technique for oligonucleotide analogs |
| 07/07/1994 | WO1994014526A1 Multiple electrophoresis device and method for the migration and transfer of macromolecules |
| 07/07/1994 | DE4343225A1 Ferromagnetic workpiece magnetic and mechanical testing method |
| 07/07/1994 | DE4307379C1 Electrical conductivity sensor incorporating function testing |
| 07/07/1994 | DE4244338A1 Chip-contg. electrochemical measuring circuitry |
| 07/07/1994 | CA2151811A1 Apparatus for fluid treatment of framed membranes |
| 07/07/1994 | CA2149630A1 Analytical technique for oligonucleotide analogs |
| 07/06/1994 | EP0605269A1 Method and apparatus for multiple electrophoresis for the migration and transfer at macromolecules |
| 07/06/1994 | EP0604970A2 Control of continuous microwave digestion process |
| 07/06/1994 | EP0604862A2 Cross-linked linear polysaccharide polymers as gels for electrophoresis |
| 07/06/1994 | EP0604542A1 A dialysis electrode device |
| 07/06/1994 | EP0604528A1 Ion mobility spectrometry equipment |
| 07/06/1994 | EP0604468A1 Exhaust gas sensor |
| 07/06/1994 | EP0404934B1 A method of preparing samples for mass analysis by desorption from a frozen solution |
| 07/06/1994 | CN2171114Y Plasma probe diagnosis tester |
| 07/06/1994 | CN1089033A Apparatus and method for quantitative test of defect in slender magnetic-conductive component |
| 07/06/1994 | CN1088846A 纤维监控系统 Fiber Monitoring System |
| 07/05/1994 | US5327195 Transilluminator |
| 07/05/1994 | US5327083 Method and apparatus using magnetic flux scanning to test grain structure of magnetic sheet material |
| 07/05/1994 | US5327080 Method and device for nondestructive testing of a penetration of a reactor pressure vessel lid |
| 07/05/1994 | US5327079 Method and device for non-destructive testing of a penetration of a reactor pressure vessel lid |
| 07/05/1994 | US5326738 Stable, covalently-bonded supports for chemical separation apparatus made through a hydride intermediate |
| 07/05/1994 | US5326597 Method of producing oxygen sensor for air-fuel ratio control having a protective layer including oxygen storage material |
| 07/05/1994 | US5326452 Glass electrode |
| 07/05/1994 | US5326451 Electrolytic cells with electrodes, electrolytes for applying potentials |
| 07/05/1994 | US5326450 Miniaturized oxygen electrode |
| 07/05/1994 | US5326447 Detection of chemicals in fluids with power sources, signals and membranes |
| 07/05/1994 | US5326445 Vacuum injection capillary electrophoresis |
| 07/05/1994 | US5325853 Calibration medium containment system |
| 06/30/1994 | DE4344327A1 Wirbelstrom-Induktionssonde zur Feststellung von Rissen und Verfahren zur Prüfung von Metallblech auf Risse Eddy current induction probe for detecting cracks and method for testing of sheet metal for cracks |
| 06/30/1994 | DE4342064A1 Gas sensor for i.c. engine air=fuel ratio control |
| 06/30/1994 | DE4244440A1 Determining gas traces in air using gas ionisation detector |
| 06/30/1994 | DE4244438A1 Electrode for producing hydrogen sulphide or sulphide standard soln. |
| 06/30/1994 | DE4244223A1 Sensor for determining constituents of gas mixtures, e.g. vehicle exhaust gases |
| 06/30/1994 | DE4243734A1 Sensor for determining gas components and=or concn. in gas mixtures |
| 06/30/1994 | DE4243644A1 Determining hydrogen concn. in gas mixtures or hydrogen transmission and diffusion in solids |
| 06/29/1994 | EP0604243A1 Solid electrolyte gas-sensing device |
| 06/29/1994 | EP0604012A1 Electrochemical gas sensor |
| 06/29/1994 | EP0603945A1 Gas sensor based on semiconductor oxide, for gaseous hydrocarbon determination |
| 06/29/1994 | EP0603751A2 Method for detecting compounds which are present in a liquid phase |
| 06/29/1994 | EP0603742A2 Potentiometric ion determinations using enhanced selectivity asymmetric ion-selective membrane electrodes |
| 06/29/1994 | EP0603657A2 Sensor for determining sulfites in liquid or gaseous media and production thereof |
| 06/29/1994 | EP0197987B2 Process for preparing a solution of inverted micellae |
| 06/29/1994 | CN2170518Y Detector for cast-aluminium rotor of motor |
| 06/29/1994 | CN2170517Y Capacitive humidity sensor |
| 06/29/1994 | CN2170516Y Wall-through welding spot detector for battery |
| 06/29/1994 | CN2170515Y Contour structure for combustible gas sensor |
| 06/29/1994 | CN1088683A High-precision high moisture content aqueous ratio meter |
| 06/29/1994 | CN1088682A Macromolecular film temp. and moisture sensitive element |
| 06/29/1994 | CN1025242C Method for monitoring sulfates and other ions at low concentration |
| 06/29/1994 | CN1025241C Moisture sensor |
| 06/28/1994 | US5325066 Density compensated pipeline monitor |
| 06/28/1994 | US5325010 For imparting microscopic/macroscopic movements to an object |
| 06/28/1994 | US5324939 Method and apparatus for ejecting unwanted ions in an ion trap mass spectrometer |
| 06/28/1994 | US5324935 Scanning probe microscope having a directional coupler and a Z-direction distance adjusting piezoelectric element |
| 06/28/1994 | US5324884 Developing device having first and second toner supply means with an electric field generated therebetween |
| 06/28/1994 | US5324666 Process for determining oxidizable substances contained in an aqueous sample liquid |
| 06/28/1994 | US5324631 Method and device for improved restriction fragment length polymorphism analysis |
| 06/28/1994 | US5324414 Ion selective electrode |