| 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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| 12/09/1999 | WO1999063300A1 Methods and apparatus for confocal interference microscopy using wavenumber domain reflectometry and background amplitude reduction and compensation |
| 12/09/1999 | WO1999062574A1 Method for determining waste products in the dialysis liquid in dialysis treatment |
| 12/09/1999 | DE19925645A1 Measurement of the surface reflectivity of an antireflective transparent film used e.g. for CRT, LCD, plasma, electroluminescent and RE displays |
| 12/09/1999 | DE19825021A1 Verfahren und Vorrichtung zum Erkennen von Karies, Plaque, Konkrementen oder bakteriellem Befall an Zähnen Method and device for the recognition of caries, plaque, concretions or bacterial infection on teeth, |
| 12/09/1999 | DE19822672A1 Verfahren und Vorrichtung zur Erzeugung eines gerichteten Gasstrahls Method and apparatus for generating a directed gas jet |
| 12/09/1999 | CA2334238A1 Optical amplification of molecular interactions using liquid crystals |
| 12/09/1999 | CA2332378A1 Calibration verification system for turbidimeter |
| 12/08/1999 | EP0962772A2 Improvements of biological assays for analyte detection |
| 12/08/1999 | EP0962760A1 Device for evaluating quality of granular objects |
| 12/08/1999 | EP0962185A1 Apparatus for determining caries, plaque, concrements or bacterial decay of teeth |
| 12/08/1999 | EP0961945A1 Light sensing device |
| 12/08/1999 | EP0961930A1 Light-scanning device |
| 12/08/1999 | EP0961929A1 Light-scanning device |
| 12/08/1999 | EP0961928A1 Method of scanning semiconductor wafers to inspect for defects |
| 12/08/1999 | EP0961919A1 Device for optical and electrochemical measurements in microliter size samples |
| 12/08/1999 | EP0902896A4 Electro-optical and magneto-optical sensing apparatus and method for characterizing free-space electromagnetic radiation |
| 12/08/1999 | EP0883799A4 Spectroscopy |
| 12/08/1999 | EP0880689A4 Method and apparatus for near-infrared quantitative analysis |
| 12/08/1999 | EP0874699B1 Device and process for inspection of objects, particularly beverage bottles |
| 12/08/1999 | EP0815411B1 Process and device for determining three-dimensional structures in the submicron range |
| 12/08/1999 | EP0380586B1 Catheter system for imaging |
| 12/08/1999 | CN2352954Y Urine testing paper for indicating gonorrhoea |
| 12/08/1999 | CN2352953Y Digital type turbidity photoelectric instrument |
| 12/08/1999 | CN2352952Y Device for investigating yarn in yarn storage means |
| 12/08/1999 | CN1237786A Method and apparatus for visually inspecting object |
| 12/08/1999 | CN1237707A Device and method for discriminating erythrocyte of urine |
| 12/08/1999 | CN1237705A Biomolecular interaction real-time phase detection analysis method and its system |
| 12/07/1999 | US5999310 Ultra-broadband UV microscope imaging system with wide range zoom capability |
| 12/07/1999 | US5999262 Process and apparatus for detecting structural changes of specimens |
| 12/07/1999 | US5999259 Contaminant identification and concentration determination by monitoring the wavelength, or intensity at a specific wavelength, of the output of an intracavity laser |
| 12/07/1999 | US5999257 Method and apparatus for monitoring particulates using back-scattered laser with steerable detection optics |
| 12/07/1999 | US5999253 Apparatus and method for spectrometry |
| 12/07/1999 | US5999012 Method and apparatus for testing an electrically conductive substrate |
| 12/07/1999 | US5999006 Method of and apparatus for conducting analysis of buried oxides |
| 12/07/1999 | US5998796 Detector having a transmission grating beam splitter for multi-wavelength sample analysis |
| 12/07/1999 | US5998782 Water drop detector on transparent substrate |
| 12/07/1999 | US5998632 With diallyldimethylammonium chloride |
| 12/07/1999 | US5997818 Cassette for tonometric calibration |
| 12/07/1999 | US5997154 Compact high-intensity UVA inspection lamp |
| 12/02/1999 | WO1999062263A1 Miniature inspection system |
| 12/02/1999 | WO1999061899A1 Automatic device for implementing a method determining nitrogen trichloride in chlorine and ammonia ion in brines |
| 12/02/1999 | WO1999061898A1 An optical apparatus |
| 12/02/1999 | WO1999061897A1 Efficient color display using non-absorbing color filters |
| 12/02/1999 | WO1999061896A1 Flow-through shear analyzer for biologically active molecules in liquid layers on surfaces |
| 12/02/1999 | WO1999061895A1 Diode laser-based breath-compound detection system and method |
| 12/02/1999 | WO1999061894A1 Device for detecting substances in fluid phase |
| 12/02/1999 | WO1999061893A1 Method and device for measuring internal characteristic distribution of scattering/absorbing body |
| 12/02/1999 | WO1999061891A1 Optical method and apparatus for determining fertility status |
| 12/02/1999 | WO1999061890A1 Method and associated apparatus for the standardized grading of gemstones |
| 12/02/1999 | WO1999061888A2 Microfabricated cell sorter |
| 12/02/1999 | WO1999061867A1 An apparatus and method for measuring a property of a structure comprising at least one layer |
| 12/02/1999 | WO1999061866A1 Apparatus and method for measuring a property of a structure |
| 12/02/1999 | WO1999061247A1 Engraving system and method comprising improved imaging |
| 12/02/1999 | WO1999053461A3 System for recognizing road conditions |
| 12/02/1999 | WO1999050811A3 Security label with a feature for protecting authenticity |
| 12/02/1999 | DE19924583A1 Infrared (IR) spectroscopy inspection of semiconductor wafers |
| 12/02/1999 | DE19924544A1 Pyroelectric detector for use in an infrared gas analyzer or flow rate sensor |
| 12/02/1999 | DE19845699C1 Method of interactive control of measurement or evaluation processes in chromatography, spectroscopy or electrophoresis |
| 12/02/1999 | DE19823695A1 Verfahren und Meßgerät zur quantitativen Erfassung von Inhaltsstoffen Method and measuring device for the quantitative detection of substances |
| 12/02/1999 | DE19821244A1 Direct optical diagnosis of atmospheric and near atmospheric pressure plasmas in micro-plasma cell for e.g. gas analysis |
| 12/02/1999 | CA2333585A1 Miniature inspection system |
| 12/02/1999 | CA2333547A1 Method and associated apparatus for the standardized grading of gemstones |
| 12/02/1999 | CA2333201A1 Microfabricated cell sorter |
| 12/02/1999 | CA2332823A1 An optical apparatus |
| 12/01/1999 | EP0961475A2 Rendering apparatus, multispectral image scanner, and three-dimensional automatic gonio-spectrophotmeter |
| 12/01/1999 | EP0961117A1 Method and measuring device for quantitative determination of the constituents of a mixture of solid-matter/liquid |
| 12/01/1999 | EP0961113A1 Inspection of containers employing a single area array sensor and alternately strobed light sources |
| 12/01/1999 | EP0961112A2 Device and method for measuring the internal quality of fruit or vegetables |
| 12/01/1999 | EP0960946A2 Method and apparatus for the determination of analytes |
| 12/01/1999 | EP0960856A2 Generation of metal-carbonyl standards for the calibration of spectroscopic systems |
| 12/01/1999 | EP0960398A1 Process and device for assessing the quality of processed material |
| 12/01/1999 | EP0960330A1 Electrical excitation of label substances at coated electrodes |
| 12/01/1999 | EP0960329A1 Method for measuring the components of a coating on a moving base material |
| 12/01/1999 | EP0960318A1 Method and device for measuring and quantifying surface defects on a test surface |
| 12/01/1999 | EP0959765A1 Calibration for subsequent monitoring of biological compounds |
| 12/01/1999 | EP0865607A4 Double sided optical disc surface inspector |
| 12/01/1999 | EP0865605A4 Glass master surface inspector |
| 12/01/1999 | CN1237243A Automatic chemistry analyzer with improved heated reaction cup assembly |
| 12/01/1999 | CN1237241A Apparatus for determining optical properties of liquid samples |
| 12/01/1999 | CN1237211A Method and device for detecting toxic and mutagenic effect of chemicals and mixtures of substances using immobilized luminescent |
| 11/30/1999 | US5995686 Fiber-optic sensor device and method |
| 11/30/1999 | US5995645 Method of cancer cell detection |
| 11/30/1999 | US5995236 Blood fluid characteristics analysis instrument |
| 11/30/1999 | US5995235 Bandpass photon detector |
| 11/30/1999 | US5995220 Semiconductor package inspection apparatus |
| 11/30/1999 | US5995219 Pattern defect inspection apparatus |
| 11/30/1999 | US5995218 Method for inspecting defects of wafer and inspection equipment thereof |
| 11/30/1999 | US5995217 Apparatus and a method for measuring a density of defects existing in a semiconductor wafer and an apparatus and a method for measuring an inherent scattering intensity of defects existing in a semiconductor wafer |
| 11/30/1999 | US5995216 Pattern inspection apparatus |
| 11/30/1999 | US5995212 System and method for inspecting an optical fiber including an epoxy area surrounding the optical fiber |
| 11/30/1999 | US5995209 Apparatus for continuously measuring physical and chemical parameters in a fluid flow |
| 11/30/1999 | US5995137 Image pickup apparatus |
| 11/30/1999 | US5994712 Belt flaw detector |
| 11/30/1999 | US5994707 Modular fiber optic fluorometer and method of use thereof |
| 11/30/1999 | US5994690 Image enhancement in optical coherence tomography using deconvolution |
| 11/30/1999 | US5994656 Color sorting machine for cereal grain or the like having dust collecting device |
| 11/30/1999 | US5994150 Optical assaying method and system having rotatable sensor disk with multiple sensing regions |
| 11/30/1999 | US5994146 To determine the total organic carbon content of a flowing liquid in a continuous process, water and oxidizing agents enter lower ports in a continuous column and flow upwardly along a helical path with air gaps as they are mixed |
| 11/30/1999 | US5994143 Fluorescent conjugates suitable for use in flow cytometry and other biological applications; the fluorescent conjugates comprise an antibody having a polymeric dye bound thereto |
| 11/30/1999 | US5994091 Optical sensor for enzyme and enzyme substrates |