Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 21 - Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light
Patents for G01N 21 - Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light (181,396)
04/2003
04/23/2003CN1412540A Method for determining COD of water body by using nano titanium dioxide powder
04/23/2003CN1412539A Chemical information modification method for quickly quantitatively analyzing complex mixture and spectrograph
04/23/2003CN1412538A Broad-band light source signal detection method and its detector
04/23/2003CN1106573C Device for automatically checking textile surface
04/23/2003CN1106572C Automatic evaluation method of casting ingot cross section quality
04/23/2003CN1106571C Content measuring apparatus for plant leaf
04/23/2003CA2359716A1 Process for the diagnosis of diseases, pathological states and pathophysiological as well as physiological measurement units
04/22/2003WO2002041001A1 Dye pair for fluorescence resonance energy transfer (fret) measurements
04/22/2003US6553334 System for surveillance of spectral signals
04/22/2003US6553323 Method and its apparatus for inspecting a specimen
04/22/2003US6553133 Four-dimensional characterization of a sheet-forming web
04/22/2003US6552808 Methods and apparatus for splitting, imaging, and measuring wavefronts in interferometry
04/22/2003US6552800 Single-arm sagnac interferometer with two beam splitters
04/22/2003US6552799 Two-arm sagnac interferometer with two beam splitters
04/22/2003US6552797 Freezing point measurement with OCDR and OCT technology
04/22/2003US6552793 Determination of the quality of a gas
04/22/2003US6552792 Wavelength modulated photoacoustic spectrometer
04/22/2003US6552791 Single measurement of nonpolarized photoluminescence spectrum; fast, noninvasive
04/22/2003US6552787 Rapid non-destructive screening methods for polymeric coatings and materials
04/22/2003US6552786 Electrothermal furnace for an atomic absorption spectrometer
04/22/2003US6552785 Reference wavelength light generating apparatus
04/22/2003US6552784 Inlet and vent port passing through liquid impermeable sheet rather than adhesive layer; spectrophotometric analysis of liquid samples
04/22/2003US6552783 Optical system
04/22/2003US6552341 Installation and method for microscopic observation of a semiconductor electronic circuit
04/22/2003US6552331 Device and method for combining scanning and imaging methods in checking photomasks
04/22/2003US6551847 Inspection analyzing apparatus and semiconductor device
04/22/2003US6551842 Method and device for detecting analytes in fluids
04/22/2003US6551838 Microfabricated devices for the storage and selective exposure of chemicals and devices
04/22/2003US6551834 Sampler for collecting target material, sampler wash solution, signal generator comprising dye which binds to target material to signal presence of target material; testing for biological contamination
04/22/2003US6551831 Dyes and methods of detection of nucleic acid in immature red blood cells
04/22/2003US6551788 Particle-based ligand assay with extended dynamic range
04/22/2003US6551555 Apparatus with a chemical indicator for indicating exposure to an oxidative sterilant or disinfectant
04/22/2003US6551521 Automatic etchant regeneration system with highly accurate sensor for monitoring etchant composition
04/22/2003US6551494 Non-leachable redox mediator, an air-oxidizable redox mediator, immobilized on a working electrode; determining concentration of glucose in blood
04/22/2003US6551451 Method for determining liquid content in chemical pulps using ramen spectrometry
04/22/2003CA2256879C Optical measuring arrangement
04/22/2003CA2252552C Method and system for inspecting a low gloss surface of an object at a vision station
04/22/2003CA2088368C Assay technique
04/17/2003WO2003032693A1 Multi-coil induction plasma torch for solid state power supply
04/17/2003WO2003032381A2 Method for measuring a characteristic dimension of at least one structure on a disk-shaped object in a measuring appliance
04/17/2003WO2003032375A2 System and method for process monitoring of polysilicon etch
04/17/2003WO2003032369A2 Correction of overlay offset between inspection layers
04/17/2003WO2003032020A2 Refractive index probe apparatus and system
04/17/2003WO2003031988A2 Photometric measuring device
04/17/2003WO2003031987A2 In vitro model for priocidal activity
04/17/2003WO2003031961A2 Stacked adhesive optical sensor
04/17/2003WO2003031957A1 Computer vision recognition of metallic objects against a poorly contrasting background
04/17/2003WO2003031955A1 Apparatus and measurement procedure for the fast, quantitative, non-contact topographic investigation of semiconductor wafers and other mirror like surfaces
04/17/2003WO2003031954A1 Classification of samples
04/17/2003WO2003031953A2 Method and apparatus for sensing nitroaromatics
04/17/2003WO2003031952A1 Luminescence detecting device and luminescence detecting microarray plate
04/17/2003WO2003031951A1 Far yield light microscopical method, system and computer program product for analysing at least one object having a subwavelength size
04/17/2003WO2003031950A1 Real-time on-line sensing and control of mineral scale deposition from formation fluids
04/17/2003WO2003031949A1 Laser device coupled to a cavity by optical feedback for detecting gas traces
04/17/2003WO2003031948A2 Method and apparatus for determining absorption of electromagnetic radiation by a material
04/17/2003WO2003031934A2 Identification of oligonucleotides for the capture, detection and quantitation of hepatitis b viral dna
04/17/2003WO2003031923A1 Simultaneous multi-beam planar array ir (pair) sepctroscopy
04/17/2003WO2003031922A1 Spectrometer and method for simultaneous multisample analysis
04/17/2003WO2003031904A2 Non-contact sheet sensing system and related method
04/17/2003WO2003030726A1 Method for automatically detecting, and treating or sampling object portion such as affected portion and its apparatus
04/17/2003WO2003030624A2 Hepatitis a virus nucleotide sequences, recombinant proteins and uses thereof
04/17/2003WO2003030621A2 Low-cost on-line and in-line spectral sensors based on solid-state source and detector combinations
04/17/2003WO2003012375A3 Method and device for measuring a mass flow
04/17/2003WO2003008949A3 Method for identifying potential differences in the gene pool of cells
04/17/2003WO2003004165A3 Reaction vessel
04/17/2003WO2003003063A3 Fiber-optic sensor array
04/17/2003WO2002103332A3 A method of measuring properties of dispersed particles in a container and corresponding apparatus
04/17/2003WO2002090937A3 Method and device for removing waste water samples
04/17/2003WO2002090906A3 Utilization of an infrared probe to discriminate between materials
04/17/2003WO2002082045A3 Thin film sensor array for the detection of gases and a method of making
04/17/2003WO2002081735A3 Detection of negatively charged polymers using water-soluble, cationic, polythiophene derivatives
04/17/2003WO2002071045A3 Method for determination of structural defects of coatings
04/17/2003WO2002063270A3 The use of mesoscale self-assembly and recognition to effect delivery of sensing reagent for arrayed sensors
04/17/2003WO2002057751A3 Photoacoustic sample vessel and method of elevated pressure operation
04/17/2003WO2002042749A9 Method and apparatus for measuring apoptosis and growth kinetics
04/17/2003WO2002037109A3 Detection of binding species with colloidal and non-colloidal structures
04/17/2003WO2002029390A3 Method and apparatus to provide for automated process verification and hierarchical substrate examination
04/17/2003US20030074095 Method of monitoring extent of cure
04/17/2003US20030073254 a system and methodology for monitoring and/or controlling stages, such as an etching stage in a damascene phase, of a semiconductor fabrication process
04/17/2003US20030073245 Apparatus for use in the accurate detection and measurement of preferential targets in sample
04/17/2003US20030073240 Method for evaluating concentration of metallic impurities in silicon wafer
04/17/2003US20030073153 Reagent strip for use in detection and monitoring glucose in erythrocytes
04/17/2003US20030073152 Minimum procedure system for the determination of analytes
04/17/2003US20030073151 Minimum procedure system
04/17/2003US20030073139 Devices and methods for verifying measurement of analytes by raman spectroscopy and surface plasmon resonance
04/17/2003US20030073137 Periostin-based diagnostic assays
04/17/2003US20030073010 Photomask inspecting method
04/17/2003US20030072680 Colorimetric absorbance measurement apparatus
04/17/2003US20030072009 Tunable optical instruments
04/17/2003US20030072004 Interferometric oil-spill detection system
04/17/2003US20030072002 Densitometry device
04/17/2003US20030072000 Light analyzer apparatus
04/17/2003US20030071996 Measurement system with separate optimized beam paths
04/17/2003US20030071995 Pretilt angle measuring method and measuring instrument
04/17/2003US20030071994 Calibration as well as measurement on the same workpiece during fabrication
04/17/2003US20030071992 Wafer inspection system for distinguishing pits and particles
04/17/2003US20030071988 Real-time on-line sensing and control of mineral scale deposition from formation fluids
04/17/2003US20030071262 Apparatus and methods for semiconductor IC failure detection
04/17/2003US20030071261 Apparatus and methods for semiconductor IC failure detection
04/17/2003US20030071227 Method for the optical acquisition of characteristic sizes of an illuminated sample
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