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