| 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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| 03/17/1999 | CN1210976A Peeling detector for tunnel wall surface |
| 03/16/1999 | US5884226 System and method for modelling moderate resolution atmospheric propagation |
| 03/16/1999 | US5883721 Apparatus and process for measuring absorbance in fluid samples |
| 03/16/1999 | US5883717 Optical quadrature interferometry utilizing polarization to obtain in-phase and quadrature information |
| 03/16/1999 | US5883714 Method and apparatus for detecting defects on a disk using interferometric analysis on reflected light |
| 03/16/1999 | US5883711 Method and device for selecting low-pressure mercury discharge lamps |
| 03/16/1999 | US5883710 Scanning system for inspecting anomalies on surfaces |
| 03/16/1999 | US5883708 Apparatus for measuring optical properties |
| 03/16/1999 | US5883389 Distinguishing natural from synthetic diamonds |
| 03/16/1999 | US5883388 Examining a diamond |
| 03/16/1999 | US5883299 System for monitoring diaphragm pump failure |
| 03/16/1999 | US5882940 Method for assaying photosensitizing drug in plasma |
| 03/16/1999 | US5882936 Method of making a sensor with improved drift stability |
| 03/16/1999 | US5881886 Optically-based methods and apparatus for sorting garments and other textiles |
| 03/15/1999 | CA2246274A1 Automated incubator and reader for nucleic acid assays |
| 03/11/1999 | WO1999012022A1 Apparatus and method for determining the optical distortion of a transparent substrate |
| 03/11/1999 | WO1999012021A1 Analyte detection systems |
| 03/11/1999 | WO1999012020A1 Cell for measuring electrochemiluminescence |
| 03/11/1999 | WO1999012019A1 Technique for measuring properties of polymeric fibres |
| 03/11/1999 | WO1999012018A1 Luminescence detection |
| 03/11/1999 | WO1999012017A1 Method and device for identifying active substances |
| 03/11/1999 | WO1999012008A1 Verification device for optical clinical assay systems |
| 03/11/1999 | WO1999011844A1 Method and device for monitoring a melt for producing crystals |
| 03/11/1999 | WO1999011816A1 Reagents for testing cleanness and methods for testing cleanness |
| 03/11/1999 | WO1999011754A1 Dna capillary |
| 03/11/1999 | DE19827786A1 Opto-analytical detection system |
| 03/11/1999 | DE19752508A1 NDIR-Fotometer zur Mehrkomponentenmessung NDIR photometer for multi-component measurement |
| 03/11/1999 | DE19739120A1 Determination of the antioxidant capacity of sample |
| 03/11/1999 | DE19738808A1 Small tube containing indicator reagent |
| 03/11/1999 | DE19738626A1 Microflow cuvette for continuous observation of widely-ranging microscopic organisms and particles |
| 03/11/1999 | DE19736641A1 Multicomponent analysis of fluids |
| 03/11/1999 | DE19735119A1 Verfahren und Vorrichtung zur Fluoreszenzkorrelationsspektroskopie, insbesondere zur Mehrfarben-Fluoreszenzkorrelationsspektroskopie Method and apparatus for fluorescence correlation spectroscopy, in particular for multi-color fluorescence correlation spectroscopy |
| 03/11/1999 | DE19726145C1 Optical mass measurement of moving fibrous material |
| 03/11/1999 | CA2245971A1 Method and apparatus for analysing an image |
| 03/10/1999 | EP0901010A2 Reference wafer |
| 03/10/1999 | EP0901009A2 Nitrogen dioxide gas sensing method, nitrogen dioxide gas sensing element, and nitrogen dioxide gas sensor using the same |
| 03/10/1999 | EP0900976A2 Inspection area and luminaire for same |
| 03/10/1999 | EP0900451A1 Apparatus and method for spraying herbicide on weeds in a cotton field |
| 03/10/1999 | EP0900371A1 Systems and methods for quantifying photoreactions in light activated materials |
| 03/10/1999 | EP0900370A1 Apparatus and method for determining a parameter of a particle in a fluid |
| 03/10/1999 | EP0900365A1 An environmentally insensitive optical sensor with improved noise cancellation |
| 03/10/1999 | EP0900356A1 Optical measurement |
| 03/10/1999 | EP0769159B1 Autofocus system for scanning microscopy |
| 03/10/1999 | EP0601205B1 Optical measurement instrument |
| 03/10/1999 | CN1210260A Optical spectrum method for determining features and effectness of medicine against AlDs virus |
| 03/10/1999 | CN1210259A Method for detecting AlDs virus by optical spectrum |
| 03/09/1999 | US5881164 Image data processing method and image data processing apparatus |
| 03/09/1999 | US5880850 Method and system for sensitive detection of molecular species in a vacuum by harmonic detection spectroscopy |
| 03/09/1999 | US5880848 Process and device for high resolution optical testing of surfaces |
| 03/09/1999 | US5880845 Apparatus for measuring the photometric and colorimetrics characteristics of an object |
| 03/09/1999 | US5880843 Apparatus and method for determining the optical distortion of a transparent substrate |
| 03/09/1999 | US5880836 Apparatus and method for measuring visibility and present weather |
| 03/09/1999 | US5880830 Spectral imaging method for on-line analysis of polycyclic aromatic hydrocarbons in aerosols |
| 03/09/1999 | US5880828 Surface defect inspection device and shading correction method therefor |
| 03/09/1999 | US5880826 Apparatus and method for measuring optical characteristics of teeth |
| 03/09/1999 | US5880825 Method and apparatus for detecting defects in an optical fiber |
| 03/09/1999 | US5880823 Method and apparatus for measuring atomic vapor density in deposition systems |
| 03/09/1999 | US5880774 Non-invasive inspection platen |
| 03/09/1999 | US5880772 Machine vision image data acquisition system |
| 03/09/1999 | US5880504 Examining a diamond |
| 03/09/1999 | US5880473 Multifluor-fluorescence in-situ hybridization (M-FISH) imaging techniques using multiple multiband filters with image registration |
| 03/09/1999 | US5880359 Container inspecting apparatus |
| 03/09/1999 | US5879947 Apparatus and method for detecting DMAH using particle sensing detector |
| 03/09/1999 | US5879946 Monitoring of chemical additives |
| 03/09/1999 | US5879943 Humidity detection method |
| 03/09/1999 | US5879894 Detection and/or quantitation of at least two substances in a test sample; application in clinical diagnostics |
| 03/09/1999 | US5879888 Light emitting method of acridinium derivative and method of detecting substance to be examined using same |
| 03/09/1999 | US5879628 Blood coagulation system having a bar code reader and a detecting means for detecting the presence of reagents in the cuvette |
| 03/09/1999 | US5879294 Tissue chromophore measurement system |
| 03/09/1999 | US5878868 Object inspection apparatus |
| 03/04/1999 | WO1999010833A1 Web inspection system for analysis of moving webs |
| 03/04/1999 | WO1999010730A1 Method and apparatus for automatic inspection of moving surfaces |
| 03/04/1999 | WO1999010729A1 Mercury atomic-absorption analyser |
| 03/04/1999 | WO1999010728A2 Device for analysing exhaust emissions from motor vehicles |
| 03/04/1999 | WO1999010046A1 Treatment device for topical photodynamic therapy and method of making same |
| 03/04/1999 | WO1998055873A3 Use of a fluorescent protein for detecting interaction between a target protein and its ligand |
| 03/04/1999 | DE19739255A1 Nitrous oxide measurements |
| 03/04/1999 | DE19738138A1 Non=dispersive gas analyser |
| 03/04/1999 | DE19737703A1 Classification of hides and skins into grades during processing |
| 03/04/1999 | DE19736261A1 Verfahren und Vorrichtung zur Erfassung der toxischen und mutagenen Wirkung von Chemikalien und Substanzgemischen Method and apparatus for detecting the toxic and mutagenic effect of chemicals and substance mixtures |
| 03/04/1999 | DE19735599A1 Nondispersive infrared spectrometer |
| 03/04/1999 | DE19735328A1 Refractometer for measuring density or salt content of sea water at different depths |
| 03/04/1999 | CA2306483A1 Device for the analysis of motor vehicles exhaust emissions |
| 03/03/1999 | EP0899559A2 Reference image forming method and pattern inspection apparatus |
| 03/03/1999 | EP0899558A2 Method for classification of pixels into groups according to their spectra using a plurality of wide band filters and hardware therefor |
| 03/03/1999 | EP0899557A2 Element and apparatus for attenuated total reflection measurement, and method for measuring specific component using the same |
| 03/03/1999 | EP0899541A2 Apparatus for determining the thickness of an optical sample |
| 03/03/1999 | EP0898934A1 Method and apparatus for measuring vital tissue |
| 03/03/1999 | EP0898709A2 $i(IN VITRO) FLUORESCENCE POLARIZATION ASSAY |
| 03/03/1999 | EP0898703A1 Method and apparatus for analysing optical parameters |
| 03/03/1999 | EP0898702A1 Surface defect inspection system and method |
| 03/03/1999 | EP0898701A1 A method for determining the maturity and quality of seeds and an apparatus for sorting seeds |
| 03/03/1999 | EP0898700A1 A test tube for biological analyses of organic liquids using electro-optical equipment |
| 03/03/1999 | EP0898620A1 Assay of peroxidase activity |
| 03/03/1999 | EP0898557A1 Water soluble tri-substituted 1,2-dioxetane compounds having increased storage stability, synthetic processes and intermediates |
| 03/03/1999 | EP0758272B1 Surface defect detection powder composition, methods of using same and applicator therefor |
| 03/03/1999 | EP0742900B1 Property determination |
| 03/03/1999 | EP0708918B1 Multiple angle spectroscopic analyzer |
| 03/03/1999 | EP0602145B1 Measurement method and apparatus |
| 03/03/1999 | EP0577835B1 Method and device for analyzing area |