| 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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| 06/16/1987 | US4673812 Calibrating mechanism of an infrared analyzer |
| 06/16/1987 | US4673807 Automatic range control method for an optical density/dot percentage measuring device |
| 06/16/1987 | US4673656 Aerosol production in inductively coupled plasma emission spectroscopy |
| 06/16/1987 | US4673653 Flowing sampling pass bead coated with antibody or antigen |
| 06/16/1987 | US4673289 Optical device with a high collection efficiency and cytofluorimeter making use of the same |
| 06/16/1987 | EP0225590A2 Method and device for determining variations in thickness or orientation within a web of optically active material |
| 06/16/1987 | EP0225561A2 Method for the photometric evaluation of coloured fields on test strips |
| 06/16/1987 | EP0225474A1 Test strip identification |
| 06/16/1987 | EP0225348A1 Installation for detecting the polarized fraction of a measurement light beam |
| 06/16/1987 | CA1222931A1 Reagent test device |
| 06/10/1987 | EP0225257A2 System for inspecting exposure pattern data of semiconductor integrated circuit device |
| 06/10/1987 | EP0225256A2 Device for the discrimination of fluids having different indices, and device for the measurement of the volume fraction of at least one fluid in a stream of non-miscible fluids, using the same device |
| 06/10/1987 | EP0225210A1 Spectro-colorimetric arrangement using optical fibres |
| 06/10/1987 | EP0224571A1 Method and apparatus for determining oxygen saturation in vivo. |
| 06/10/1987 | EP0224536A1 Method and device for determining the colour and degree of the turbidity of a fluid |
| 06/09/1987 | US4672559 Method for operating a microscopical mapping system |
| 06/09/1987 | US4672437 Fiber optic inspection system |
| 06/09/1987 | US4672218 Method for determining the onset of crystallization |
| 06/09/1987 | US4672216 Liquid quality monitor having a plurality of photodiodes for detecting light scattered at various angles |
| 06/09/1987 | US4672200 Optical inspection of transparent layers |
| 06/09/1987 | US4672196 Method and apparatus for measuring properties of thin materials using polarized light |
| 06/09/1987 | US4672039 Apparatus for registering the presence of bacteria, particularly in field conditions |
| 06/09/1987 | US4672038 Optical readout for blood sample analysis |
| 06/09/1987 | US4671938 Immunoassay apparatus |
| 06/09/1987 | US4671674 Process for the detection and recording of weak points or defects on hot iron and steel industry semifinished products |
| 06/09/1987 | US4671664 Photometer for measuring hot gases |
| 06/09/1987 | US4671663 Optical fault seeking apparatus |
| 06/09/1987 | US4671662 Luminescense and reflectance detection radiometer with changeable optical assembly |
| 06/09/1987 | US4671660 Dual-beam-real-time polarimeter |
| 06/09/1987 | US4671657 Method of and device for realtime measurement of the state of polarization of a quasi-monochromatic light beam |
| 06/09/1987 | CA1222801A1 Defect detecting method and system |
| 06/04/1987 | WO1987003371A1 Method for measurement of impurities in liquids |
| 06/04/1987 | WO1987003369A1 Atomic-absorption or -fluorescence instrumentation with efficient solid-sample atomizer and broad linear range |
| 06/03/1987 | EP0224368A2 Method for producing purified terephthalic acid |
| 06/03/1987 | EP0224120A2 Protein label and drug delivery system |
| 06/03/1987 | EP0223880A1 Optoelectronic circuit for generating an image contrast signal |
| 06/03/1987 | EP0223855A1 Interference polarization refractometer |
| 06/03/1987 | EP0223816A1 Enzyme assay of body fluids |
| 06/03/1987 | CN86106159A Fiber optic probe for quantification of colorimetric reactions |
| 06/03/1987 | CN85108992A Process for determining oxidation-dependent characteristics of similar plastic articles |
| 06/02/1987 | US4670741 Smoke detection apparatus |
| 06/02/1987 | US4670403 Method of amino acid analysis |
| 06/02/1987 | US4670003 Centrifugal apparatus and method |
| 06/02/1987 | US4669885 Apparatus for inspecting negatives |
| 06/02/1987 | US4669879 Atomic resonance line source lamps and spectrophotometers for use with such lamps |
| 06/02/1987 | US4669878 Automatic monochromator-testing system |
| 06/02/1987 | US4669875 Foreign particle detecting method and apparatus |
| 06/02/1987 | US4669873 Spectrophotometer |
| 06/02/1987 | CA1222555A1 Ion exchange resin intrusion monitor |
| 06/02/1987 | CA1222438A1 Unified test means for ion determination |
| 06/02/1987 | CA1222394A1 Apparatus for eliminating background interference in fluorescence measurements |
| 05/27/1987 | EP0223727A2 Apparatus and method for infrared optical electronic qualitative analysis of a fluid independent of the temperature thereof |
| 05/27/1987 | EP0223485A2 Absorption gauge for determining the thickness, moisture content or other parameter of a film or coating |
| 05/27/1987 | EP0223427A1 Method and apparatus for the determination of the antibody content of blood |
| 05/27/1987 | EP0223352A2 Assay apparatus |
| 05/27/1987 | EP0223219A2 Method and device for determining the solid matter content in flux solvants of automatic brazing machines |
| 05/27/1987 | EP0222993A2 Sensitivity-calibration circuit for absorption analyzers |
| 05/27/1987 | EP0222959A1 Method of detection of faults, especially cracks, in transparent bodies by optical means |
| 05/27/1987 | EP0222905A1 A thermostated cuvette set. |
| 05/27/1987 | EP0222831A1 Automated refractometer |
| 05/27/1987 | EP0120881B1 Diffused radiation smoke detector |
| 05/27/1987 | DE3638472A1 Device for the optical measurement and observation of exhaust gases of a diesel internal combustion engine |
| 05/26/1987 | US4669123 Inspecting method and apparatus for photomask pattern |
| 05/26/1987 | US4668983 Optical inspection system |
| 05/26/1987 | US4668982 Misregistration/distortion correction scheme |
| 05/26/1987 | US4668916 Liquid crystal non-destructive inspection of non-ferrous metals |
| 05/26/1987 | US4668868 Apparatus for performing fluoroimmunoassays of biological specimens |
| 05/26/1987 | US4668860 Scattermeter using polarized light to distinguish between bulk and surface scatter |
| 05/26/1987 | US4668636 Waveguides |
| 05/26/1987 | US4668635 Method of detecting reative gases in a gas mixture |
| 05/26/1987 | US4668472 Slide for chemical analysis |
| 05/26/1987 | US4668457 Molding polyester or silicone resin |
| 05/26/1987 | US4668091 Arrangement at a gas flow through cell for spectrophotometric analysis of chemical compounds |
| 05/26/1987 | CA1222319A1 Apparatus for analysing the formation of a paper web |
| 05/21/1987 | WO1987003123A1 A method and an apparatus for the evocation of a colour, a means provided with a luminous surface, and pigments |
| 05/21/1987 | WO1987003093A1 Sensor for determining the concentration of a biochemical species |
| 05/21/1987 | WO1987003091A1 A method and apparatus for detecting the concentration of contaminants in a liquid |
| 05/21/1987 | WO1987003090A1 Method for determining concentration of asphaltene and apparatus therefor |
| 05/21/1987 | DE3633089A1 Arrangement for examining the edge quality of semi-finished products in board form |
| 05/21/1987 | DE3540751A1 Method and device for detecting the degree of shading of foodstuffs caused by heat treatment |
| 05/21/1987 | DE3540509A1 Method for measuring the concentration of halogen derivatives, and an appliance for implementing the method |
| 05/20/1987 | EP0222635A1 Device for remotely monitoring defects on the inner surface of a deep cavity |
| 05/20/1987 | EP0222555A2 Optical fiber transducer driving and measuring circuit and method for using same |
| 05/20/1987 | EP0222468A2 Method and apparatus for measuring single mode fiber mode field radius |
| 05/20/1987 | EP0222465A2 Impurity detector system |
| 05/20/1987 | EP0222313A2 Method and agents for inhibiting protein aging |
| 05/20/1987 | EP0222079A2 Printed circuit boards optical testing method |
| 05/19/1987 | US4667231 Electro-optical part inspection in the presence of contamination and surface finish variation |
| 05/19/1987 | US4667112 Radiation dispersing cavities |
| 05/19/1987 | US4667105 Infrared radiation gas analyzer with PTC resistance heater |
| 05/19/1987 | US4667095 Apparatus for measuring the extent of deformation of a material |
| 05/19/1987 | US4666862 Fluorescent energy transfer with phycobiliproteins |
| 05/19/1987 | US4666857 Method of determining fluorine |
| 05/19/1987 | US4666672 Optrode for sensing hydrocarbons |
| 05/19/1987 | US4666578 Method of measuring total protein of sample with the aid of electrophoretic image |
| 05/19/1987 | US4666309 Head for measuring reflectance |
| 05/19/1987 | US4666308 Method and apparatus for non-destructive testing using acoustic-optic laser probe |
| 05/19/1987 | US4665760 Mounting and traversing assembly for in situ particle size measuring device |
| 05/19/1987 | CA1222074A1 Spectroscopic analysis of organometallic compound |
| 05/19/1987 | CA1221854A1 Observation chamber for a powdered material |