Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
10/1999
10/14/1999DE19815632A1 Klebstoff-freie Verbindungen von Polymerbauteilen zur Erzeugung von geschlossenen Mikro- und Nanokanalstrukturen Adhesive-free connections of polymer components to generate closed micro- and nano-channel structures
10/14/1999DE19815436A1 Ionenmobilitätsspektrometer Ion mobility spectrometer
10/14/1999DE19815400A1 Vorrichtung und Verfahren zur Probenaufnahme aus polymeren Trägermaterialien Apparatus and method for receiving samples of polymeric substrates
10/14/1999DE19815062A1 Detecting moisture for leak testing of motor vehicles enables reliable detection of water penetrating into the interior with a simple arrangement
10/14/1999DE19814857A1 Gassensor nach dem Prinzip der Austrittsarbeitsmessung The gas sensor according to the principle of exit work measurement
10/14/1999DE19810377C1 Investigation of micro-corrosion in quality control, at sample surface forming local phase boundary with solution
10/14/1999CA2330463A1 Organic ion-selective membranes
10/14/1999CA2326844A1 Anion-complexing compound, method of preparing the same, an ion-selective membrane and a sensor provided with such a compound or membrane
10/14/1999CA2325726A1 Ion mobility spectrometer
10/14/1999CA2323811A1 Ion mobility spectrometer
10/13/1999EP0949505A2 Hydrocarbon sensor
10/13/1999EP0949503A1 Procedure for the detection of an analyte in a sample by measurement of electrochemiluminescence
10/13/1999EP0948745A1 Electrophoresis gels containing sample wells with enlarged loading area
10/13/1999EP0948744A1 Micro system for biological analyses and method for making same
10/13/1999EP0948743A1 Glucose sensor
10/13/1999EP0948742A1 Preformed polymer coating process and product
10/13/1999EP0856160B1 Arrangement for controlling a load connected to the secondary side of a transformer
10/13/1999EP0644796B1 Atmospheric pressure ion interface for a mass analyzer
10/13/1999CN2343586Y Transmitter of tester for acid and alkali concentration
10/13/1999CN1045662C Electrophoresis analyzer with wavelength selective detection
10/12/1999US5966018 Apparatus for measuring variations in thickness of elongated samples of thin plastic film
10/12/1999US5966011 Test circuit
10/12/1999US5965885 Probe scanning apparatus for probe microscope
10/12/1999US5965882 Miniaturized ion mobility spectrometer sensor cell
10/12/1999US5965881 Scanning probe microscope and processing apparatus
10/12/1999US5965802 Niobium oxide crystals
10/12/1999US5965452 Multiplexed active biologic array
10/12/1999US5965451 Use of a gas sensor for the selective detection of hydrocarbons in low-oxygen gases
10/12/1999US5965410 Applying a current through a fluid in a electrical resistant fluid filled channel, controlling the current or electrical resistance to elevate temperature in the fluid filled channel; a device for polymerase chain reaction
10/12/1999US5965380 Calibration of electrochemical sensor by withdrawing single calibration sample from animal, determining concentration of analyte, correlating with at least one signal generated by implanted working electrode with analyte responsive layer
10/12/1999US5965358 Providing an aliquot, producing charged fragments from the aliquot, detecting fragments by a detector which produces a signal corresponding to the mass-to-charge ratio of the detected fragments, evaluating purity using a standard signal
10/12/1999US5965001 Variable control of electroosmotic and/or electrophoretic forces within a fluid-containing structure via electrical forces
10/12/1999US5964999 Methods for profiling oligosaccharides released from glycoproteins
10/12/1999US5964998 DNA detector and DNA detection method
10/12/1999US5964997 Balanced asymmetric electronic pulse patterns for operating electrode-based pumps
10/12/1999US5964996 Electrophoresis of fluid containing the enantiomers with a macrocyclic antibiotic, which causes sequential separation of enantiomers by complexation, inclusion, hydrogen bonding, dipole stacking or steric interaction
10/12/1999US5964995 Enhancing material direction and transport by electroosmotic flow of a fluid containing that material by adding a zwitterionic compound; reducing electrophoretic separation of differentially charged species in a microscale fluid column
10/12/1999US5964994 Composition and method for manufacturing ion selective electrode sensors
10/12/1999US5964993 Glucose sensor
10/12/1999US5964992 Reference electrode for monitoring steel-in-concrete potentials
10/12/1999CA2181141C Notched spacer for slab-gel electrophoresis
10/07/1999WO1999050668A1 Apparatus for screening compound libraries
10/07/1999WO1999050667A1 Electrospray device for mass spectrometer
10/07/1999WO1999050659A2 Rapid method for detecting micro-organisms and evaluating antimicrobial activity
10/07/1999WO1999050654A1 Capillary columns
10/07/1999WO1999050652A1 Supporting electrolyte for isotachophoresis
10/07/1999WO1999050643A1 Molecular sensing apparatus and method
10/07/1999WO1999050641A1 Improvements in and relating to particle detectors
10/07/1999WO1999040610A3 A tandem time-of-flight mass spectrometer with delayed extraction and method for use
10/07/1999WO1999024783A9 Microelectromechanical positioning apparatus
10/07/1999DE19815174A1 Chamfered sintered plate-like ceramic body, especially gas sensor element e.g. a lambda probe
10/07/1999DE19814763A1 Sensor and processor system for analysis measurements in process technology
10/07/1999DE19814503A1 Sealing device for sensor element of gas sensor, e.g. oxygen sensor for IC engine exhaust gases
10/07/1999DE19812785A1 Schutzrohre für Glüh- und Meßelemente Conduits for annealing and gauges
10/07/1999DE19811069A1 Meßschaltung zur Ermittlung der Konzentration eines oder mehrerer Gase in einem Gasgemisch Measuring circuit for determining the concentration of one or more gases in a gas mixture
10/07/1999DE19808175C1 Sensor for selectively and separately detecting carbon monoxide and/or methane in room air of the house
10/07/1999DE19805569C1 Verfahren zur Detektion von Substanzspuren mit lösungsmittelunterstützter Dosierung und Ionen-Mobilitätsspektrometer zur Durchführung des Verfahrens A method for the detection of traces substance with solvent-assisted dose and ion mobility spectrometer for performing the method
10/07/1999CA2326320A1 Rapid method for detecting micro-organisms and evaluating antimicrobial activity
10/07/1999CA2323773A1 Molecular sensing apparatus and method
10/07/1999CA2321583A1 Improvements in and relating to particle detectors
10/07/1999CA2316817A1 Electrospray device for mass spectrometer
10/06/1999EP0947830A1 Method and apparatus for measuring the mechanical properties of a long mechanical product, production method of this product and the product itself
10/06/1999EP0947829A1 CO2-sensor based on measurement of work function of carbonates or phosphates
10/06/1999EP0947245A1 Method of forming metal colloids, metal colloids and method of forming a metal oxide sensitive layer for a chemical sensor device
10/06/1999EP0946867A1 Electrochemical sensor
10/06/1999EP0946709A1 Electrode array for field cages
10/06/1999EP0946614A1 Electrophoretic gel
10/06/1999EP0946419A1 LaMO 3? TYPE COMPOSITION, M BEING ALUMINIUM, GALLIUM OR INDIUM, IN POWDER OR SINTERED FORM, METHOD OF PREPARATION AND USE AS CONDUCTOR OF OXYGEN
10/06/1999EP0946267A1 Multipole ion guide ion trap mass spectrometry
10/06/1999EP0840800A4 Apparatus and method for the generation, separation, detection, and recognition of biopolymer fragments
10/06/1999EP0815445B1 Method and device for producing vertical profiles of measured variables characterising a body of sea water
10/06/1999EP0795127B1 Device and process for determining gaseous components of gas mixtures
10/06/1999EP0774160B1 Mass spectrometer for macromolecules with cryogenic particle detectors
10/06/1999EP0614528B1 Gel electrophoresis sample applicator/retriever
10/05/1999US5963456 Method and apparatus for displaying capillary electrophoresis data
10/05/1999US5963041 Device and method for testing surgical instruments
10/05/1999US5963033 Method for forecasting the useful life of a conductor
10/05/1999US5963032 Non-destructive testing equipment having SQUID-type sensor in magnetic shield container and object-magnetizing magnetic field generator
10/05/1999US5963031 Method and apparatus for measuring the thickness of a non-ferromagnetic conductive layer on a ferromagnetic conductive substrate
10/05/1999US5962949 Microelectromechanical positioning apparatus
10/05/1999US5962851 Multipole ion guide for mass spectrometry
10/05/1999US5962849 Particle selection method and a time-of flight mass spectrometer
10/05/1999US5962328 Nontoxic solvent, fewer side reactions; used in accurately determining water content of ketones
10/05/1999US5961834 Simple micro method for concentration and desalting utilizing a hollow fiber, with special reference to capillary electrophoresis
10/05/1999US5961832 Method and apparatus for diffusive transfer between immiscible fluids
10/05/1999US5961801 Polyacrylamide and a dioxane.
10/05/1999US5961800 Indirect electrode-based pumps
10/05/1999US5961799 Compact apparatus for measuring a liquid component in a liquid sample
10/05/1999CA2102647C Eddy current technique for detection of surface defects in metal components under covers
09/1999
09/30/1999WO1999049308A1 Method for detecting elements in solutions and device for realising the same
09/30/1999WO1999049307A1 Sensor with improved shelf life
09/30/1999WO1999049306A1 Balanced asymmetric electronic pulse patterns for operating electrode-based pumps
09/30/1999WO1999049305A1 Sensor manufacture
09/30/1999DE19912832A1 Engine air-fuel ratio control unit inputting NOx and oxygen signals for quantitative regeneration of NOx absorption catalyst
09/30/1999DE19817402C1 Sensor device for quantitative evaluation of particles suspended in gas flow e.g. smoke particles in diesel engine exhaust gas
09/30/1999DE19813033A1 Device for detecting plate fractures and wear in indexable insert for metalworking machine
09/30/1999DE19810973A1 Verfahren zur Nullpunktstabilisierung eines Abgassensors sowie Anordnung zur Durchführung des Verfahrens A method for stabilizing the zero point and an exhaust gas sensor arrangement for carrying out the method
09/30/1999CA2325060A1 Method for detecting elements in solutions and device for realising the same
09/30/1999CA2284268A1 Balanced asymmetric electronic pulse patterns for operating electrode-based pumps
09/29/1999EP0945893A2 Method of mass-analyzing body fluid and apparatus therefor
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