Patents
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)
07/1999
07/15/1999DE19758399A1 Spectral analysis of edible oil mixture components especially for detecting Soya oil in olive oil
07/15/1999DE19750133A1 Unit monitoring carbon dioxide in vehicle passenger compartment
07/15/1999DE19738827C1 Optical test station for optical testing of hollow bodies, esp. cylinders in internal combustion engines
07/15/1999CA2497775A1 Spectral imaging apparatus and methodology
07/15/1999CA2316833A1 Device, method and apparatus for implementing the method, for dosing at least a particular constituent in a product sample
07/14/1999EP0929009A2 Toner density sensor, and ink jet head, developing unit and image forming apparatus in which toner density sensor is used
07/14/1999EP0928969A2 Hollow frustum reagent test device
07/14/1999EP0928950A2 Method for detecting and examining slightly irregular surface states, and its use for fabricating liquid crystal display devices
07/14/1999EP0928597A2 Diagnostic apparatus for imaging fluorescent biological tissues
07/14/1999EP0928538A1 Bi-directional scanning system
07/14/1999EP0928416A1 Lens and associatable flow cell
07/14/1999EP0792452B1 Surface inspection lighting apparatus
07/14/1999CN1222974A Analysis method for gases and apparatus therefor
07/14/1999CN1222968A Apparatus and method for characterizing fiber crimps
07/13/1999US5924058 Permanently mounted reference sample for a substrate measurement tool
07/13/1999US5923808 Mid-infrared fiber-optic spectroscopic probe for use at elevated temperatures
07/13/1999US5923772 Method and apparatus for visual recognition of a component supplied to an industrial automated system
07/13/1999US5923771 Sensor device for counting and determining surface bubble and crack sizes in copper bars during continuous tapping
07/13/1999US5923434 Surface quality and color measuring device
07/13/1999US5923433 Overmolded flowthrough turbidity sensor
07/13/1999US5923431 Spectroscopic helical separator and fluid sample interface
07/13/1999US5923430 Method for characterizing defects on semiconductor wafers
07/13/1999US5923423 Heterodyne scatterometer for detecting and analyzing wafer surface defects
07/13/1999US5923421 Chemical detection using calorimetric spectroscopy
07/13/1999US5923419 System and method for optical inspection of recessed surfaces
07/13/1999US5923260 Smoke detecting apparatus utilizing light signal pulse widths
07/13/1999US5923039 Ultraviolet transmittance analyzing method and instrument
07/13/1999US5923037 Device for determining the ozone concentration in air
07/13/1999US5923035 Infrared absorption measuring device
07/13/1999US5923031 Surface plasmon sensor having a coupler with a refractive index matching liquid
07/13/1999US5923027 Moisture sensor and windshield fog detector using an image sensor
07/13/1999US5923020 Lighting apparatus
07/13/1999US5922947 Silica carbide transducer for ultrasonic nebulizers employed in atomic spectroscopy
07/13/1999US5922617 Rapid screening assay methods and devices
07/13/1999US5922612 Optical sensor system for determining pH values and ionic strengths
07/13/1999US5922609 Simple, accurate measurement without background interference; fluid flow through measuring cell; adding acid, base or buffer mixture to change ph and charged forms of analyte; irradiation; measuring absorption; calculating changes
07/13/1999US5922607 Accurately determining level of oxygenation of arterial blood in vivo by evaluating differential light attenuation at several wavelengths; choosing calibration curves with minimized error; avoiding interference by pigments and hair
07/13/1999US5922594 Contacting substrate coated with self-assembled monolayer of straight long chain molecules with aqueous solution of micelles or vesicle liposomes which then covalently bond to functional groups of monolayer
07/13/1999US5922550 Metal-coated polymer film, self-assembling monolayer printed onto film wherein layer has receptive material specific for an analyte; for detection and quantifying analytes present in medium
07/13/1999US5922530 Analytical apparatus with enzymes which produce oxidizing agents which then oxidize stable dye couple ((3-methyl 2-benzothiazolinone hydrozone)n-sulfonyl derivatives) forming chromophore
07/13/1999US5922285 Integrated fluorescence-based biochemical sensor
07/13/1999US5921926 Three dimensional optical imaging colposcopy
07/13/1999CA2164500C Method of determining the orientation of fibers on the surface of paper
07/13/1999CA2108915C A system and method for automatic optical inspection
07/12/1999CA2258190A1 Hollow frustum reagent test device
07/08/1999WO1999034400A1 Direct injection high efficiency nebulizer for analytical spectrometry
07/08/1999WO1999034386A1 Fiber-optics based micro-photoluminescence system
07/08/1999WO1999034197A1 Examining diamonds and gemstones
07/08/1999WO1999034196A1 Device and method for rapid evaluation of bonding reactions in structured interferometric microtitre plates
07/08/1999WO1999034195A1 Method for detecting reactions by means of coincidence analysis
07/08/1999WO1999034194A1 Process and device for recognising the nature of printing media
07/08/1999WO1999034193A1 On-line measuring system and method
07/08/1999WO1999034192A1 Measuring cell for spectral analysis
07/08/1999WO1999034044A1 On-line sliver monitor
07/08/1999WO1999013364A9 Color filter repair method and apparatus using multiple/mixed sources
07/08/1999WO1999004228A9 Light detection device
07/08/1999DE19758260A1 Surface distance measurement device, e.g. for shape measurement of glass panes
07/08/1999DE19757740A1 Detecting specific reaction types in micro-volume by cross-correlation and characterization of laser-excited fluorescence signals
07/07/1999EP0927887A1 Method for detecting periodic defects in a sample in motion
07/07/1999EP0927886A1 Method of detecting and characterising hydrocarbons in underground formations
07/07/1999EP0927883A1 Method of checking unevenness of light-transmitting substance, apparatus therefor, and method of sorting transparent substrates
07/07/1999EP0927882A1 Optical apparatus for in situ detection of trace hydrogen gas in a cryogenic temperature environment
07/07/1999EP0927881A1 Analyzer for mercury
07/07/1999EP0927767A2 Improved thrombin-based assay for antithrombin-III
07/07/1999EP0927348A1 Automatic, optical quality control process and device for flat, even products
07/07/1999EP0927347A1 Automatic multiple cell screening means
07/07/1999EP0885385A4 Particle counter employing a solid-state laser with an intra-cavity view volume
07/07/1999CN1222232A Method of evaluating effects of yarn defects on textile surface configuration
07/07/1999CN1221876A Optical density determination device
07/06/1999US5920643 Flexible lighting element circuit and method of manufacturing the same
07/06/1999US5920400 Method and device for determining the purity and/or pressure of gases for electric lamps
07/06/1999US5920393 Methods and apparatus for identifying and quantifying constituent compounds in a specimen using modulated polychromatic partially polarized light
07/06/1999US5920391 For electromagnetic radiation
07/06/1999US5920389 Multi-channel spectro-photometers
07/06/1999US5920388 Small particle characteristic determination
07/06/1999US5920387 Apparatus and method for surface inspection
07/06/1999US5920385 Optical energy transfer method
07/06/1999US5920069 Apparatus for automatic identification of gas samples
07/06/1999US5920010 Method of determining dew point and a suitable device
07/06/1999US5919712 Apparatus and methods for multi-analyte homogeneous fluoro-immunoassays
07/06/1999US5919711 Analytical cartridge
07/06/1999US5919710 Optical method for quantitating dissolved oxygen in fuel
07/06/1999US5919708 Separating glycated hemoglobin from nonglycated proteins using precipitating agent, binding chromophore labeled boronic acid/salt to glycated hemoglobin, optionally adding nonspecifically binding signal agent, assessing signals
07/06/1999US5919707 Monitoring of rolling oil emulsions
07/06/1999US5919706 Method for sucking/determining liquid and pipetting device driven and controlled according to method
07/06/1999US5919647 Methods and apparatuses for examining pathogen resistance of plant, for evaluating ability to impart pathogen resistance to plant, and for evaluating agricultural chemical
07/06/1999US5919630 Detection of nucleic acids by fluorescence quenching
07/06/1999US5919140 Optical imaging using time gated scattered light
07/06/1999US5918977 Method and plant for mixing and analyzing unhomogeneous flowable foodstuff, fodder or pharmaceutical material
07/06/1999US5918974 Optical illumination device
07/06/1999CA2093998C Remote sensor device for monitoring motor vehicle exhaust systems
07/01/1999WO1999033101A1 Apparatus and method for determining depth profile characteristics of a dopant material in a semiconductor device
07/01/1999WO1999032879A1 Method and apparatus for reducing roughness scatter as a noise source in wafer scanning systems
07/01/1999WO1999032878A1 Liquid crystal sensors
07/01/1999WO1999032877A1 Detector having a transmission grating beam splitter for multi-wavelength sample analysis
07/01/1999WO1999032876A1 Analysing device non-destructive of plants and vehicle comprising such device on board
07/01/1999WO1999032875A1 Method and device for determining the color of items to be treated in wash machines
07/01/1999WO1999032872A1 Sampling apparatus
07/01/1999WO1999032725A1 Road pavement deterioration inspection system
07/01/1999WO1999024797A8 Single molecule identification using selected fluorescence characteristics