| 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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| 04/19/1994 | US5305071 For measuring the refractive index change of a fluid |
| 04/19/1994 | US5304813 Apparatus for the optical recognition of documents |
| 04/19/1994 | US5304810 Confocal scanning optical microscope |
| 04/19/1994 | US5304809 Luminescent decay time measurements by use of a CCD camera |
| 04/19/1994 | US5304807 Method for determining the degradation of fuel oil by UV absorption |
| 04/19/1994 | US5304795 High resolution observation apparatus with photon scanning microscope |
| 04/19/1994 | US5304492 Spectrophotometer for chemical analyses of fluids |
| 04/19/1994 | US5304468 Reagent test strip and apparatus for determination of blood glucose |
| 04/19/1994 | US5304465 Enzyme assay method using surface plasmon resonance spectroscopy |
| 04/19/1994 | US5304348 Reagent container for analytical rotor |
| 04/19/1994 | US5303710 Apparatus for imaging an object in or through a scattering medium using coherent anti-Stokes Raman scattering |
| 04/19/1994 | CA2026272C Apparatus for examining the mouths of bottles and the like |
| 04/19/1994 | CA2008378C Method and apparatus for inspection of substrates |
| 04/15/1994 | CA2089709A1 Sensor element and method for making the same |
| 04/14/1994 | WO1994008352A1 Illuminator for fluorescence-analyzer such as a microtitration fluorimeter used in cell biology |
| 04/14/1994 | WO1994008237A1 Method and apparatus for direct spectrophotometric measurements in unaltered whole blood |
| 04/14/1994 | WO1994008230A1 Procedure for inspecting transparent containers and their liquid contents |
| 04/14/1994 | WO1994008229A1 Detection of defects in glass |
| 04/14/1994 | WO1994008228A1 Industrial flame spectral analysis process and device by measurement of optical emission |
| 04/14/1994 | WO1994008227A1 Optically measuring device |
| 04/14/1994 | WO1994008226A1 An apparatus for fuel quality monitoring |
| 04/14/1994 | WO1994008225A1 Spectroscopic instrument calibration |
| 04/14/1994 | WO1994008224A1 Infrared optical part and measuring instrument |
| 04/14/1994 | WO1994001749A3 Apparatus and methods for monitoring hematocrit levels of blood |
| 04/14/1994 | DE4309417A1 Diode laser spectrometer for measuring trace gases and aerosols, in stratosphere - has mirrors, diode laser, lens, detector and cooling arrangements mounted on part deployable from aircraft fuselage |
| 04/14/1994 | DE4234466A1 Verfahren zum Bestimmen der Konzentration eines einen Tracer enthaltenden Wirkstoffes in Wirkstofflösungen A method for determining the concentration of a tracer-containing active ingredient in drug solutions |
| 04/14/1994 | DE4234071A1 Phase fluorometer for material identification - has laser diode light source focused onto specimen, measurement and reference detectors, phase and modulation evaluation device |
| 04/14/1994 | CA2146342A1 Spectroscopic instrument calibration |
| 04/14/1994 | CA2146255A1 Apparatus for fuel quality monitoring |
| 04/13/1994 | EP0592200A1 Apparatus for measuring optical information in scattering medium and method therefor |
| 04/13/1994 | EP0592089A2 Scanning confocal microscope providing a continuous display |
| 04/13/1994 | EP0592060A1 Digital DNA typing |
| 04/13/1994 | EP0592015A2 Device for spectroscopically determining concentrations of gases in gaseous mixtures |
| 04/13/1994 | EP0591912A2 Interferometer, comprising an intergrated arrangement and a mirror, which are seperated from each other by a measurement zone |
| 04/13/1994 | EP0591911A2 Interferometer comprising an integrated arrangement and a reflecting part which are separated from each other by a measurement zone |
| 04/13/1994 | EP0591758A1 Multi-components analysing device |
| 04/13/1994 | EP0591511A1 A method for detecting nitric oxide, nitrosonium equivalents, s-nitrosothiols and s-nitroso-proteins in biological systems |
| 04/13/1994 | EP0591417A1 Spectroscopic sample holder and method for using same |
| 04/13/1994 | EP0591290A1 Fluorophore assisted carbohydrate electrophoresis diagnosis |
| 04/13/1994 | EP0591226A1 Apparatus and method for analyzing a body fluid |
| 04/13/1994 | CN2161921Y Photoelectric detector |
| 04/12/1994 | US5303310 Method and apparatus for image analysis of composite ores |
| 04/12/1994 | US5303037 Color sensor illumination source employing a lightpipe and multiple LEDs |
| 04/12/1994 | US5303036 Variable path length light transmission probe |
| 04/12/1994 | US5303033 Gradient index measuring apparatus |
| 04/12/1994 | US5303032 Method of measuring the time for forming refractive index grating of a photo-nonlinear medium |
| 04/12/1994 | US5303029 Sample evaluation by dust measuring |
| 04/12/1994 | US5303026 Apparatus and method for spectroscopic analysis of scattering media |
| 04/12/1994 | US5303025 Emission spectrochemical quantitative analysis method and apparatus |
| 04/12/1994 | US5303024 Scintillometer for the measurment of the structure function constant and the inner scale of atmospheric refractive index fluctuations |
| 04/12/1994 | US5303021 Optical detector for capillary chromatography |
| 04/12/1994 | US5302837 Photoelectric smoke detector with expanded visual field |
| 04/12/1994 | US5302836 High speed image acquisition for microelectronics inspection |
| 04/12/1994 | US5302832 Method for evaluation of spatial distribution of deep level concentration in semiconductor crystal |
| 04/12/1994 | US5302731 Increased fluorescence with decreasing pH |
| 04/12/1994 | US5302350 Specific and reversible carbon monoxide sensor |
| 04/12/1994 | US5302349 Transient-state luminescence assay apparatus |
| 04/10/1994 | CA2107257A1 Digital dna typing |
| 04/07/1994 | DE4331847A1 Absorption meter for analysis of multicomponent gas mixt. - introduces multiple reflections of different-wavelength time-multiplexed laser pulses at both ends of cylindrical cell. |
| 04/07/1994 | DE4312244A1 Multi-laser determn. of semiconductor surface defect concn. - evaluating accumulation atoms from steeply inclined portion, and dislocations from slowly declining portion of emission curve |
| 04/07/1994 | DE4243146C1 Beam intensifier for Cassegrain lens mirror FTIR spectrometer microscope - has paired plane mirrors for attachment to microscope which increase incident angle of beam at focus |
| 04/07/1994 | DE4233686A1 Selective optical display or marking of given atoms or mols. - uses electron flow between micro point and sample for detection to give an image signal |
| 04/06/1994 | EP0591110A2 Inspection system for controlling the laying of a string or layer of a fluorescent material on a metal piece |
| 04/06/1994 | EP0591034A2 Illumination arrangement for fluorescence analysis systems, for instance fluorimeters for microtitration, especially in cellular biology |
| 04/06/1994 | EP0590962A2 Determining carbon density in silicon single crystal by FT-IR |
| 04/06/1994 | EP0590813A1 Gas analyser |
| 04/06/1994 | EP0590487A1 Device for turbidity measurement in aqueous media |
| 04/06/1994 | EP0590151A1 Cloth inspecting device on loom |
| 04/06/1994 | EP0590145A1 Fiber optic sensor and methods for detecting an organic analyte in a fluid or vapor sample |
| 04/06/1994 | EP0590077A1 A method for providing general calibration for near infrared instruments for measurement of blood glucose |
| 04/06/1994 | EP0444136B1 Coded cuvette for use in testing apparatus |
| 04/06/1994 | EP0199804B1 Luminescent metal chelate labels and means for detection |
| 04/06/1994 | CN2160662Y Automatic measuring analyzer for microbe |
| 04/06/1994 | CN1084969A Quick automatic analysis instrument for cement five elements |
| 04/06/1994 | CN1084968A Photoelectricity integration density measuring device |
| 04/06/1994 | CN1024112C Laser fluorescent diagnostic unit for malignant tumour |
| 04/05/1994 | USH1297 Detection device for hazardous materials |
| 04/05/1994 | US5301129 Video web inspection system employing filtering and thresholding to determine surface anomalies |
| 04/05/1994 | US5301125 Spectroscopic determination of amount of one constituent of a fluid mixture in another constituent or in the fluid mixture itself, following separation of the mixture into its constituents |
| 04/05/1994 | US5301014 Method and arrangement for spectroscopically measuring the concentration of a component of a gas sample |
| 04/05/1994 | US5301012 Method of inspecting features of a surface of an object |
| 04/05/1994 | US5301007 Microscopic spectrometer |
| 04/05/1994 | US5301006 Emission microscope |
| 04/05/1994 | US5301002 Apparatus for inspecting a semiconductor device |
| 04/05/1994 | US5300779 Capillary flow device |
| 04/05/1994 | US5300769 Method and system of compensating for signal artifacts in a fiber-optic sensing system |
| 04/05/1994 | US5300758 Vapor detection with high speed gas chromatography |
| 04/05/1994 | US5300656 Coumarin derivatives, process for their preparation, their use and thiazolyl acetic acid derivatives as intermediates |
| 04/05/1994 | US5300564 Forming a glassy polymer in the presence of a reagent to trap the reagent; having a gas or liquid component in solution to diffuse through the pores; immobilized enzymes; detectors; pollution control; immunoassay |
| 04/05/1994 | US5300441 Converting nitrogen monoxide to nitrogen dioxide; decaying to emit quanta of light |
| 04/05/1994 | US5300423 Measuring evanescent radiation from complexed tags |
| 04/02/1994 | CA2107064A1 Residual ink measurement |
| 03/31/1994 | WO1994007257A1 Reducing interferences in plasma source mass spectrometers |
| 03/31/1994 | WO1994007142A1 Up-converting reporters for biological and other assays using laser excitation techniques |
| 03/31/1994 | WO1994007127A1 Apparatus and method for measuring chemical concentrations |
| 03/31/1994 | WO1994007125A1 Photo-thermal sensor |
| 03/31/1994 | WO1994007124A1 Extraction of spatially varying dielectric function from ellipsometric data |
| 03/31/1994 | WO1994007123A1 Method and device for measuring cell density in microbiological cultures and other reflectometric properties of liquids |
| 03/31/1994 | WO1994007117A2 Airborne multiband imaging spectrometer |
| 03/31/1994 | WO1994006616A1 Device and process for controlling the bead size in the glazing rolls |