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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08/14/1990 | US4948975 Quantitative luminescence imaging system |
08/14/1990 | US4948973 Nonlinear optical interrogation system |
08/14/1990 | US4948961 Capillary flow device |
08/14/1990 | US4948956 Apparatus with area-masking for detecting defects on bottle sidewalls |
08/14/1990 | US4948564 In frangible webs |
08/14/1990 | US4948260 Method and apparatus for examining hairiness of yarn |
08/14/1990 | US4948250 Atomic absorption spectrophotometer |
08/14/1990 | US4947684 System and process for detecting properties of travelling sheets in the machine direction |
08/14/1990 | CA1272775A1 Apparatus for detecting defects on bottle mouth with screw thread |
08/14/1990 | CA1272693A1 Automatic specimen analyzing system |
08/14/1990 | CA1272618A1 Analytical test probe in apparatuses for optically determining species in solution |
08/14/1990 | CA1272617A1 Method for optically ascertaining parameters of species in a liquid analyte |
08/14/1990 | CA1272616A1 Spectrophotometer |
08/10/1990 | CA2007849A1 Picosecond multi-harmonic fourier fluorometer |
08/09/1990 | WO1990009003A1 Phase modulated spectrophotometry |
08/09/1990 | WO1990008961A1 Quantitative immunoassay system |
08/09/1990 | WO1990008951A1 Method and apparatus for inspecting heat-resistant multi-layered container made of synthetic resin |
08/09/1990 | WO1990008818A1 Device for measuring optical density in situ |
08/08/1990 | EP0381612A1 Medical probe |
08/08/1990 | EP0381610A2 Facial tissue splice detector system |
08/08/1990 | EP0381026A2 Optical oxygen sensor |
08/08/1990 | EP0380949A2 Reference cell for evaluating the turbidity of liquids |
08/08/1990 | EP0380904A1 Solid state microscope |
08/08/1990 | EP0380664A1 Apparatus for measuring concentration and oxygen saturation of hemoglobin |
08/08/1990 | EP0380613A1 Sample plate liquid scintillation counter. |
08/08/1990 | EP0380586A1 Catheter system for imaging |
08/08/1990 | EP0277139B1 7-amino-4-methyl-coumarin-3-carboxyalkyl derivatives and fluorescent conjugates thereof |
08/08/1990 | EP0243375B1 Process and device for measuring concentration |
08/08/1990 | EP0210263B1 Device for optical determination of low-order errors in shape |
08/08/1990 | CN1044535A Detector and analyzar for rapid-determing of multi-dimensional characteristics and vectors of blood |
08/08/1990 | CN1044534A Method of distinguishing retrieval bottles and cans |
08/07/1990 | US4947348 Densitometer method and system for identifying and analyzing printed targets |
08/07/1990 | US4947339 Method and apparatus for measuring respiration, oxidation and similar interacting between a sample and a selected component of a fluid medium |
08/07/1990 | US4947000 Aromatic phosphine oxide compound |
08/07/1990 | US4946652 Apparatus for holding, washing and positioning by unskilled persons |
08/07/1990 | US4946649 Colorimetric gas diffusion testing tube |
08/07/1990 | US4946282 Transparency transmissivity measurement device |
08/07/1990 | US4946279 Flourescence spectrophotometer for measuring fluorescent light of a plurality of wavelength conditions |
08/07/1990 | US4946278 Graphite tube furnace with specimen support for atomic absorption spectroscopy |
08/07/1990 | CA1272391A1 Method of spectroscopically determining the composition of molten iron |
08/06/1990 | CA2009421A1 Micro-preparative electrophoresis apparatus |
08/04/1990 | WO1990008952A1 Sensor |
08/04/1990 | CA2046630A1 Sensor |
08/03/1990 | WO1990008954A1 Test swab and methods of making and using same |
08/03/1990 | CA2009024A1 Optical oxygen sensor |
08/02/1990 | DE3902755A1 Flow cell |
08/02/1990 | DE3902015A1 Method for determining atmospheric conditions by means of laser beams and device for carrying out the method |
08/02/1990 | DE3901825A1 Optical gas analysis device having an electro-optically modulatable notch filter |
08/02/1990 | CA2009138A1 Medical probe |
08/01/1990 | EP0380408A1 Control of objects at a high rate |
08/01/1990 | EP0379891A2 Continuous dryer for web-fed rotary presses and its operating process |
08/01/1990 | EP0379716A1 Chemiluminescent 1,2-dioxetane compounds |
08/01/1990 | EP0379575A1 Method and apparatus for determining k factor and depth measurements |
08/01/1990 | CN1044216A Photosensor |
07/31/1990 | US4945254 Method and apparatus for monitoring surface layer growth |
07/31/1990 | US4945253 Means of enhancing the sensitivity of a gloss sensor |
07/31/1990 | US4945250 Optical read head for immunoassay instrument |
07/31/1990 | US4945249 For detecting an anomaly at or near a water or land surface |
07/31/1990 | US4945245 Evanescent wave background fluorescence/absorbance detection |
07/31/1990 | US4945230 Optical measuring device using a spectral modulation sensor having an optically resonant structure |
07/31/1990 | US4945228 Inspection of container finish |
07/31/1990 | US4944594 Apparatus and method for measuring dark and bright reflectances of sheet material |
07/31/1990 | US4944589 Method of reducing the susceptibility to interference of a measuring instrument |
07/31/1990 | CA1272340A1 Reflectance standard of an acrylate polymer |
07/31/1990 | CA1272125A1 Chemiluminescent methods and kit |
07/31/1990 | CA1272043A1 Method of and apparatus for measuring floating fine particles |
07/31/1990 | CA1272042A1 Photodetector arrangement for measuring the state of polarization of light |
07/30/1990 | CA2008945A1 Facial tissue splice detector system |
07/26/1990 | WO1990008318A1 Improvements in or relating to optical biosensors |
07/26/1990 | WO1990008310A1 Material and method for oxygen sensing |
07/26/1990 | WO1990007905A1 Non-invasive measurement of blood glucose |
07/26/1990 | DE3901592A1 Interference refractometer |
07/26/1990 | CA2008508A1 Control device for high speed objects |
07/26/1990 | CA2007739A1 Quantitative immunoassay system |
07/25/1990 | EP0379281A2 Web inspecting method and apparatus |
07/25/1990 | EP0379226A2 Ranging apparatus |
07/25/1990 | EP0379225A2 Method and apparatus for displaying a translucent object |
07/25/1990 | EP0379140A1 Photosensor |
07/25/1990 | EP0378885A1 Dynamic test system for sewing threads |
07/25/1990 | EP0378594A1 Immobilisation of haptens and measurement |
07/25/1990 | EP0378575A1 Asymmetric purge air system for cleaning a lens. |
07/25/1990 | CN1044165A Anylysising of faultung curve and faultung spetrograph |
07/24/1990 | US4943735 Apparatus for measuring concentration of liquid developer |
07/24/1990 | US4943734 Inspection apparatus and method for detecting flaws on a diffractive surface |
07/24/1990 | US4943732 Method and apparatus for defect detection and location |
07/24/1990 | US4943721 Method of obtaining accurate compositional information of multi-layer compositions |
07/24/1990 | US4943713 Bottle bottom inspection apparatus |
07/24/1990 | US4943370 Method and apparatus for monitoring material in a liquid |
07/24/1990 | US4943364 Fiber optic CO2 sensor |
07/24/1990 | US4943161 Method and apparatus for the detection of hydrocarbons dissolved in bodies of water |
07/24/1990 | US4943159 Method and apparatus for guiding and collecting light in photometry or the like |
07/24/1990 | US4943142 Imaging microspectrofluorimeter |
07/24/1990 | US4942877 Device for measuring oxygen saturation degree in arterial blood |
07/24/1990 | CA1271913A1 Cuvette belts and manufacture of same |
07/20/1990 | WO1990007990A1 Method for discriminating recovered containers |
07/20/1990 | CA2045402A1 Material and method of oxygen sensing |
07/18/1990 | EP0378283A2 Quality inspection device for printed matter and method thereof |
07/18/1990 | EP0378173A2 A method for the detection and analysis of organic nitro compounds |
07/18/1990 | EP0377737A1 Spectrophotometer |
07/18/1990 | EP0377733A1 Immunoassay apparatus. |