| 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) |
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| 06/09/1994 | DE4241313A1 Photometer with LCD display - has photometer column contg. light emitting diodes and with aperture for accommodating specimen cuvette |
| 06/09/1994 | DE4235225A1 Sensoranordnung zur Überwachung der Konvertierungsrate eines Abgaskatalysators Sensor system for monitoring the conversion rate of a catalytic converter |
| 06/09/1994 | CA2150108A1 Surface inspection and characterization system and process |
| 06/09/1994 | CA2150030A1 Low cost means for increasing measurement sensitivity in led/ired near-infrared instruments |
| 06/09/1994 | CA2149784A1 Ligand assay using interference modulation |
| 06/09/1994 | CA2110733A1 Method to identify objects and a device to implement such a method |
| 06/08/1994 | EP0600711A2 Method for calibrating a spectrograph for gaseous substances |
| 06/08/1994 | EP0600633A2 Time resolved optical array detectors and CCD cameras for frequency domain fluorometry &/or phosphorimetry |
| 06/08/1994 | EP0600334A2 Method for the determination of materials and/or their properties and apparatus therefor |
| 06/08/1994 | EP0599956A1 Assay method. |
| 06/08/1994 | EP0599940A1 Needleless injector |
| 06/08/1994 | EP0593667A4 Measurement of material properties with optically induced phonons |
| 06/08/1994 | EP0571487A4 Automated bubble trap |
| 06/08/1994 | EP0534957B1 Photometer having a long lamp life, reduced warm-up period and resonant frequency mixing |
| 06/08/1994 | EP0518993B1 Method and apparatus for the transmission of an acoustic signal in a photoacoustic cell |
| 06/08/1994 | EP0425587B1 Process for determining biological activities in a sample and a device for implementing it |
| 06/08/1994 | CN1087723A Quick determining method for hardness of boiler water and its determine instrument |
| 06/07/1994 | US5319575 System and method for determining and outputting airborne particle concentration |
| 06/07/1994 | US5319442 Optical inspection probe |
| 06/07/1994 | US5319437 Handheld portable spectrophotometer |
| 06/07/1994 | US5319436 Microplate farming wells with transparent bottom walls for assays using light measurements |
| 06/07/1994 | US5319421 Toner concentration sensing with self calibration |
| 06/07/1994 | US5319209 Method for measurement of intracellular ion concentration using fluorescence probe dyes |
| 06/07/1994 | US5319200 Rapid near-infrared measurement of nonhomogeneous samples |
| 06/07/1994 | US5319199 Apparatus for remote analysis of vehicle emissions |
| 06/07/1994 | US5319194 Apparatus for measuring birefringence without employing rotating mechanism |
| 06/07/1994 | US5318912 Chromium, vanadyl, manganese, cobalt or iron mono-, di- or tri-azatetrabenzoporphyrin |
| 06/07/1994 | US5318911 System for sampling and determining the presence of compounds in containers |
| 06/07/1994 | US5318751 UV radiation source of wavelength to produce photo-product complex; detector |
| 06/07/1994 | US5318022 Method and apparatus for determining hemoglobin oxygenation such as in ocular and other vascular beds |
| 06/07/1994 | US5317897 Method for detecting the presence of a gas with an opto-electronic gas sensor |
| 06/07/1994 | CA2074811C Method for inspecting density of carbon fibers in a substrate by infrared imaging |
| 06/07/1994 | CA1330145C Protein label and drug delivery system |
| 06/07/1994 | CA1330030C Time resolved fluorimetric detection of lanthanide labeled nucleotides |
| 06/07/1994 | CA1329997C Method and apparatus for nondestructively measuring subsurface defects in materials |
| 06/02/1994 | CA2110246A1 Method and apparatus for determining substances and/or the properties thereof |
| 06/02/1994 | CA2103077A1 Time resolved optical array detectors and ccd cameras for frequency domain fluorometry and/or phosphorimetry |
| 06/01/1994 | EP0606384A4 Gas analysis system having buffer gas inputs to protect associated optical elements. |
| 06/01/1994 | EP0599541A2 Infrared gas analyzer |
| 06/01/1994 | EP0599361A1 Method of inspecting phase shift masks employing phase-error enhancing |
| 06/01/1994 | EP0599335A2 Cylindrical container inner surface tester |
| 06/01/1994 | EP0599297A1 Method of detecting impurities in molten resin |
| 06/01/1994 | EP0599270A2 Method of detecting phosphatase |
| 06/01/1994 | EP0599153A1 Method and device for the identification of materials |
| 06/01/1994 | EP0599126A1 A method of monitoring and/or dispensing materials onto a substrate |
| 06/01/1994 | EP0599081A2 Method and apparatus for determining body ply cord distribution |
| 06/01/1994 | EP0598968A1 Interferometric apparatus for monitoring changes of the refractive index of fluid samples in capillary tubes |
| 06/01/1994 | EP0552300A4 Spectral data measurement and correction |
| 06/01/1994 | EP0550542B1 Device for the qualitative and/or quantitative determination of the compositon of a sample to be analysed |
| 06/01/1994 | EP0477300B1 Colour monitoring |
| 06/01/1994 | EP0381694B1 Single molecule tracking |
| 06/01/1994 | EP0227737B1 Automatic specimen analyzing system |
| 06/01/1994 | DE4305991C1 Monitoring glue coating in prodn. of glued V-teeth joining of wood pieces - using glue coating on entire surface of teeth on one of two wooden pieces to be joined together |
| 06/01/1994 | CN2167370Y 自动激光衍射仪 Automatic laser diffractometer |
| 06/01/1994 | CN2167364Y Rays flaw detection and locating device |
| 06/01/1994 | CN1087425A Scattering turbidimeter capable of automatically cleaning on line monitoring surface |
| 06/01/1994 | CN1087424A Detection of defects in glass |
| 05/31/1994 | US5317524 Spectral signal analyzer system |
| 05/31/1994 | US5317390 Method for judging printing sheets |
| 05/31/1994 | US5317387 Method of and apparatus for non-destructive composite laminate characterization |
| 05/31/1994 | US5317380 Particle detection method and apparatus |
| 05/31/1994 | US5317379 Chemical species optical analyzer with multiple fiber channels |
| 05/31/1994 | US5317378 Enhancing emission of excited radiation in an analytical sample subjected to exciting radiation |
| 05/31/1994 | US5317162 Apparatus and method for phase resolved fluorescence lifetimes of independent and varying amplitude pulses |
| 05/31/1994 | US5317156 Diagnostic tests using near-infrared laser absorption spectroscopy |
| 05/31/1994 | US5317150 Polarimeter calibration method and apparatus |
| 05/31/1994 | US5316983 Apparatus for analysis of particulate material, analytical method for same, apparatus for production of ultrapure water, apparatus for manufacturing of semiconductor, and apparatus for production of pure gas |
| 05/31/1994 | US5316950 Method for quantitative calibration of in situ optical chemical measurements in soils using soil class and characteristics |
| 05/31/1994 | US5316949 Method of detecting the permeability of an object to oxygen |
| 05/31/1994 | US5316729 Erythrocyte sedimentation rate measuring apparatus |
| 05/31/1994 | US5316727 Measuring apparatus |
| 05/31/1994 | US5316726 Automated immunoassay analyzer with pictorial display of assay information |
| 05/31/1994 | US5316638 Quantitative analysis by blotting of sugars labeled with charged fluorescent reagent |
| 05/31/1994 | US5315993 Luminescence monitoring with modulation frequency multiplexing |
| 05/31/1994 | CA2084152A1 Optical apparatus |
| 05/31/1994 | CA2018858C Optical read head for immunoassay instrument |
| 05/26/1994 | WO1994011726A1 Non-azo 1,8-naphthalimide dyes for the detection and quantitation of a paramagnetic metal cation in a non-aqueous medium |
| 05/26/1994 | WO1994011725A1 A procedure and apparatus for correcting intensity decrease in fluorometric quantitative analysis |
| 05/26/1994 | WO1994011723A1 Gas detection devices |
| 05/26/1994 | WO1994011722A1 Reflection-free ellipsometry measurement apparatus and method for small sample cells |
| 05/26/1994 | WO1994011714A1 Multiple discrete analyzer test apparatus and method |
| 05/26/1994 | WO1994011713A1 Equipment for the spectroscopic measurement of gas |
| 05/26/1994 | WO1994011126A1 Separating plastics materials |
| 05/26/1994 | WO1994010901A1 Process and device for glucose determination in a biological matrix |
| 05/26/1994 | DE4305593C1 Drug detection test system - comprises ampoule contg. colour indicator and fine non-porous carrier particles |
| 05/26/1994 | CA2149788A1 Gas detection devices |
| 05/26/1994 | CA2149663A1 Equipment for the spectroscopic measurement of gas |
| 05/26/1994 | CA2147876A1 Non-azo 1,8-naphthalimide dyes for the detection and quantitation of a paramagnetic metal cation in a non-aqueous medium |
| 05/25/1994 | EP0598582A2 Method and apparatus for inspecting surfaces for foreign matter |
| 05/25/1994 | EP0598490A1 Colour registration system for a printing press |
| 05/25/1994 | EP0598341A1 Optical sensor for detecting chemical species |
| 05/25/1994 | EP0598340A1 Polymer films for detecting chemical substances |
| 05/25/1994 | EP0598102A1 Method for scanning photodiodes |
| 05/25/1994 | EP0598015A1 Method and apparatus for multivariate characterization of optical instrument response. |
| 05/25/1994 | EP0597984A1 Device for detecting aqueous contaminants |
| 05/25/1994 | EP0597916A1 Process for enhancing the chemiluminescence of enzyme-triggered 1,2-dioxetanes and uses therefor. |
| 05/25/1994 | EP0597878A1 Electromagnetic method and apparatus to measure constituents of human or animal tissue. |
| 05/25/1994 | EP0573572A4 Improved test strip |
| 05/25/1994 | EP0414829B1 A device for the simultaneous contactless testing of a plurality of points on a test sample and its application |
| 05/25/1994 | EP0386125B1 Dual sample cell gas analyzer |