Patents
Patents for G01N 27 - Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means (109,839)
07/2001
07/31/2001US6268121 Diagnostic device; for the detection of allergens in fluids
07/31/2001US6267872 Miniature support for thin films containing single channels or nanopores and methods for using same
07/31/2001US6267859 DNA sample preparation and electrophoresis analysis apparatus
07/31/2001US6267858 High throughput screening assay systems in microscale fluidic devices
07/31/2001US6267857 Oxygen sensor with a heater
07/31/2001US6267579 Apparatus for making a gradient gel
07/31/2001US6267017 Two-dimensional array for electromechanical and electrochemical spectroscopy
07/31/2001US6266997 Thermal management of a sensor
07/31/2001US6266996 Simple and inexpensive method and device for measuring concentration and rate of change of a crystal etchant gas, such as HF or DF gas
07/31/2001US6266993 Method for testing a measuring sensor
07/31/2001CA2151324C Magnetic material attracting/releasing control method making use of a pipette device and various types of clinical inspection apparatus using the method
07/26/2001WO2001054171A1 A chemical sensor using chemically induced electron-hole production at a schottky barrier
07/26/2001WO2001053819A1 Separation media, multiple electrospray nozzle system and method
07/26/2001WO2001053818A2 Measuring method and sensor device for carrying out chemical and pharmaceutical analysis and synthesis
07/26/2001WO2001053817A2 Methods of and apparatus for separating and detecting nucleic acid
07/26/2001WO2001053816A2 Method and device for identifying molecules present in a carrier liquid
07/26/2001WO2001053815A2 Method for detecting redox-active substances
07/26/2001WO2001053814A2 Gas sensor with a gel layer for determination of moisture content
07/26/2001WO2001053801A2 An absorbent structure, particularly a sensor, provided with a thin layer of not monomeric phthalocyanine and/or phthalocyanine derivatives and a method for regenerating it
07/26/2001WO2001053794A1 Parallel sample loading and injection device for multichannel microfluidic devices
07/26/2001WO2001053526A2 Homogenous assay of duplex or triplex hybridization by means of multiple measurements under varied conditions
07/26/2001WO2001018538A3 Miscible liquid capacitive sensing system
07/26/2001WO2001007150A3 Method and device for the electrophoretic separation of particles, especially of macromolecules
07/26/2001WO2001000876A9 Nanoparticles having oligonucleotides attached thereto and uses therefor
07/26/2001WO2000073776A3 Semiconductor gas sensor, gas sensor system and method of gas analysis
07/26/2001WO2000066995A3 Device for rapid dna sample processing with integrated liquid handling, thermocycling, and purification
07/26/2001WO2000058706A3 Method and apparatus for detecting elevator rope degradation using electrical or magnetic energy
07/26/2001US20010009372 Pipe testing apparatus and method
07/26/2001US20010009266 Quadrupole mass spectrometer
07/26/2001DE19960798A1 Electrically conducting high temperature gas sensor comprises substrate with measuring electrode, heating structure, and screening structure
07/26/2001DE10050489A1 Electrical decontamination and sterilization of water employs low voltage signal generator, with automatic adjustment as a function of water conductivity
07/26/2001CA2397883A1 Methods of and apparatus for separating and detecting nucleic acid
07/25/2001EP1118856A1 Sample component analysis system and sensor chip and sensor pack used for the system
07/25/2001EP1118675A2 Biosensor
07/25/2001EP1118098A2 Multiple liquid flow electrospray interface
07/25/2001EP1118097A1 Vortex gas flow interface for electrospray mass spectrometry
07/25/2001EP1118088A1 Fluid filled electrical device with diagnostic sensor located in fluid circulation flow path
07/25/2001EP1117999A1 Characterising polypeptides through cleavage and mass spectrometry
07/25/2001EP1117995A1 Method and apparatus for determining and evaluating bacterial populations
07/25/2001EP1117993A1 Pneumatically assisted electrospray device with alternating pressure gradients for mass spectrometry
07/25/2001EP1117992A1 Two dimensional gel electrophoresis system
07/25/2001EP1117991A1 Conductive organic sensors, arrays and methods of use
07/25/2001EP1117907A1 Exhaust gas cleaning system and method for catalytically reducing the content of pollutants in the exhaust gas of an internal combustion system
07/25/2001EP1117843A1 An in vitro activity assay for human hepatitis b virus - (hbv) dna polymerase, and its use for screening for inhibitors of hbv dna polymerase
07/25/2001EP1117838A1 A method for analyzing polynucleotides
07/25/2001EP1117328A1 Methods, systems, and associated implantable devices for dynamic monitoring of tumors
07/25/2001EP0986747A4 Improved biosensor
07/25/2001EP0897568B1 Multicomponent analysis method including the determination of a statistical confidence interval
07/25/2001CN2440209Y Alarming of explosion-isolation type anti-explosion mechanism
07/25/2001CN1305225A Device inspection apparatus and inspection method
07/25/2001CN1305107A Nondestructive inspection method and equipment for surface of axle or perforated workpieces
07/25/2001CN1305106A Wave energy copying instrument
07/25/2001CN1068944C Counter-flow focusing electrophoresis apparatus
07/24/2001US6265884 Electrical conductivity gem tester
07/24/2001US6265883 Apparatus and method for combining measurement of electrical properties and depth of a fluid
07/24/2001US6265882 Apparatus and method for measuring the content of intramuscular fat in carcasses or parts thereof
07/24/2001US6265871 Device for generating eddy current induction and detection by means of the axes of permeability within a toroid/torus core
07/24/2001US6265870 Eddy current sensor assembly for detecting structural faults in magnetically permeable objects
07/24/2001US6265750 Electrochemical gas sensor and method of making the same
07/24/2001US6265717 Inductively coupled plasma mass spectrometer and method
07/24/2001US6265714 Mass spectrometer and method of monitoring degradation of its detector
07/24/2001US6265222 Has hydrogen-interactive thin film sensor of rare earth metal or dihydride, micro-hotplate coupled to sensor for selective heating and hydrogen-permeable material overlaying sensor; portable; no moving parts; fast response time
07/24/2001US6265170 Homogenous assay of duplex of triplex hybridization by means of multiple measurements under varied conditions
07/24/2001US6265092 Method of controlling injection of oxygen into hydrogen-rich fuel cell feed stream
07/24/2001US6264892 Miniaturized planar columns for use in a liquid phase separation apparatus
07/24/2001US6264825 Binding acceleration techniques for the detection of analytes
07/24/2001US6264815 Apparatus and method for testing using dielectrophoresis
07/24/2001US6264814 Apparatus and method for isolating and/or analyzing charged molecules
07/24/2001US6264615 Method for diagnosing the presence and extent of halitosis activity
07/24/2001US6263748 Mechanical method for changing oxygen sensor characteristics
07/24/2001US6263723 Multilayered gas sensor
07/24/2001US6263722 Magnetomechanical gas analyzer, in particular paramagnetic oxygen analyzer
07/24/2001CA2142744C Catalyst degradation detecting apparatus
07/24/2001CA2078543C Apparatus for automated polyelectrolyte measurement
07/19/2001WO2001051921A1 Electrode with protective coating
07/19/2001WO2001051918A1 A microfluidic device and method for focusing, segmenting, and dispensing of a fluid stream
07/19/2001WO2001051917A2 An apparatus for and method of discriminating against unwanted ionized species in mass spectrometry with collision and reaction devices
07/19/2001WO2001051665A2 Nanoparticles having oligonucleotides attached thereto and uses therefor
07/19/2001WO2001051163A1 Chromatographic and electrophoretic separation of chemicals using electrically conductive polymers
07/19/2001WO2001007585A8 Electrical impedance tomography to control electroporation
07/19/2001WO2000078992A3 Mass transport limited in vivo analyte sensor
07/19/2001WO2000057169A3 Electrochemical gas sensor
07/19/2001WO1999047255A8 Unitary chemical processing device
07/19/2001US20010008931 Reducing electrode impedance of implantable biosensors by coating the surface with uniform hydrogel (polyurea, polyurethane) which allows unimpeded water movement
07/19/2001US20010008887 Incubating sample under sufficient conditions to enrich target pathogen population in sample, immunoselecting target pathogen from sample, amplifying nucleic acid sequences specific to target pathogen
07/19/2001US20010008761 Using digitized signals; matched ion polynucleotide chromatography
07/19/2001US20010008613 Microchannels
07/19/2001US20010008612 Apparatus and methods for carrying out electrochemiluminescence test measurements
07/19/2001US20010008374 Gas concentration detector using oxide-semiconductor
07/19/2001US20010008213 Method for controlling sample introduction in microcolumn separation techniques and sampling device
07/19/2001US20010008212 Porous dielectric medium for microfluidic device
07/19/2001US20010008211 Gas sensor
07/19/2001US20010008210 Method an apparatus for measuring the ph of pure water
07/19/2001US20010008123 Integrated ion implant scrubber system
07/19/2001DE10102064A1 Modulgestellanordnung Module frame assembly
07/19/2001DE10101308A1 Gas concentration detector comprises oxide semiconductor gas sensor, heater, device for calculating comparison, and device for determining when ratio of required level to compared level exceeds predetermined value
07/19/2001DE10064183A1 Investigating piezoceramic element involves comparing phase or impedance characteristic for heated element with standard characteristic to detect presence/absence of internal defect
07/19/2001DE10014995C1 Electrochemical sensor for determining gas components or concentrations in gas mixtures comprises a sensor element having a signal-forming electrode with a feed surrounded by an electrically conducting screen
07/19/2001CA2396925A1 An apparatus for and method of discriminating against unwanted ionized species in mass spectrometry with collision and reaction devices
07/18/2001EP1116562A1 Method and device for producing gypsum boards