| 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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| 07/19/1989 | CN1034063A Oil test refractometer |
| 07/18/1989 | US4849679 Image processing system for an optical seam tracker |
| 07/18/1989 | US4849645 Substrate inspection system having two scattered light detecting bundles orthogonally positioned to each other |
| 07/18/1989 | US4849637 Method and apparatus for continuously measuring the concentration of a gas component |
| 07/18/1989 | US4849636 Analyzer with compensation |
| 07/18/1989 | US4849625 Device, applicable to ovens, for monitoring the color of coffee and similar commodities during the course of a roast |
| 07/18/1989 | US4849623 System and method for determining anisotropy of light-transmitting sheet specimen |
| 07/18/1989 | US4849362 Fluorescent intracellular calcium indicators |
| 07/18/1989 | US4849178 Apparatus for measuring ozone concentration |
| 07/18/1989 | US4849172 Gas permeable polysiloxane, polynuclear aromatic indicator |
| 07/18/1989 | US4848914 Automatic biochemical analysis method and system for measuring absorbancy |
| 07/18/1989 | US4848905 Method of and apparatus for measuring suspended fine particles |
| 07/18/1989 | US4848904 Dual beam multichannel spectrophotometer with a unique logarithmic data converter |
| 07/18/1989 | US4848900 Computerized automatic monitoring and recording system of erythrocyte sedimentation process |
| 07/18/1989 | US4848864 Scanner for the optical scanning of objects |
| 07/18/1989 | CA1257671A1 Splice case |
| 07/13/1989 | WO1989006356A1 Cut flaw detector for glass sheet |
| 07/13/1989 | WO1989006354A1 Differential ellipsometer |
| 07/13/1989 | WO1989006231A1 Assays utilizing improved chemiluminescent esters, thioesters and amides |
| 07/13/1989 | WO1989006226A1 Synthesis of 1,2-dioxetanes and intermediates therefor |
| 07/13/1989 | DE3826227A1 Method for photometric measurement on liquids |
| 07/13/1989 | DE3826199A1 Device for carrying out photometric measurements on liquids |
| 07/13/1989 | DE3822204C1 Method and device for gas analysis |
| 07/13/1989 | DE3743584A1 Optical spectrometer |
| 07/12/1989 | EP0323816A1 Method of detecting enterogastric reflux and apparatus for the implementation of this method |
| 07/12/1989 | EP0323564A2 Optical device for the inspection of flaws |
| 07/12/1989 | EP0323552A2 Apparatus and methods employing infrared absorption means to measure the moisture content of heavy grades of paper |
| 07/12/1989 | EP0179108B1 Infra-red measuring installation for the continuous control of ground products |
| 07/11/1989 | US4847910 Automatic cell sample classifying apparatus |
| 07/11/1989 | US4847561 Domain and domain wall transition spectroscopy |
| 07/11/1989 | US4847512 Method of measuring humidity by determining refractive index using dual optical paths |
| 07/11/1989 | US4847510 Method for comparison of surfaces |
| 07/11/1989 | US4847487 Device for detecting the presence of products in related seats and any irregularity in the base section of these products when already located in their related seats |
| 07/11/1989 | US4847207 Process for detection of organosulfur compounds and apparatus therefor |
| 07/11/1989 | US4846578 Surface characteristic measurement |
| 07/11/1989 | US4846572 Moisture indicator |
| 07/11/1989 | US4846548 Fiber optic which is an inherent chemical sensor |
| 07/11/1989 | US4846184 Skin reflectance measuring apparatus |
| 07/11/1989 | US4846183 Blood parameter monitoring apparatus and methods |
| 07/11/1989 | CA1257362A1 Solid state optical assay imaging technique and apparatus |
| 07/05/1989 | EP0323279A2 Image processing system for an optical seam tracker |
| 07/05/1989 | EP0322926A2 Assays utilizing improved chemiluminescent esters, thioesters and amides |
| 07/05/1989 | EP0322657A2 Dynamic braking centrifuge |
| 07/05/1989 | EP0322611A2 Apparatus and method for spectrophotometric analysis of a material in a moving process stream |
| 07/05/1989 | EP0322477A1 Method for evaluating physiological activity of substances and apparatus for the same |
| 07/05/1989 | CN1033557A Laser fluorescent diagnostic unit for malignant tumour |
| 07/04/1989 | USH651 Gas phase photoacoustic detector for infrared spectroscopy |
| 07/04/1989 | US4845730 Selective on-line measurement of filler components in paper |
| 07/04/1989 | US4845558 Method and apparatus for detecting defects in repeated microminiature patterns |
| 07/04/1989 | US4845552 Quantitative light microscope using a solid state detector in the primary image plane |
| 07/04/1989 | US4845374 Method and apparatus for detecting the deposition of an adhesive on a travelling web |
| 07/04/1989 | US4845356 Apparatus and method for surface inspection with test and reference channel comparison |
| 07/04/1989 | US4845041 Atomic-absorption sputtering chamber and system |
| 07/04/1989 | US4845030 Detection of hydrogen peroxide or perroxidase |
| 07/04/1989 | US4844870 Liquid monitoring |
| 07/04/1989 | US4844869 Immunoassay apparatus |
| 07/04/1989 | US4844867 Colorimetric detector |
| 07/04/1989 | US4844616 Interferometric dimensional measurement and defect detection method |
| 07/04/1989 | US4844613 Optical surface plasmon sensor device |
| 07/04/1989 | US4844612 Apparatus for the analysis of elements by inductive plasma spectrometry produced by air |
| 07/04/1989 | US4844611 Split stream flow cell |
| 07/04/1989 | US4844608 Solution monitoring procedure |
| 07/04/1989 | US4843874 Method of checking the workmanship of paint coating |
| 07/04/1989 | CA1257009A1 Process for optically testing circuit boards |
| 07/04/1989 | CA1256962A1 Fiber optic detection system with power modulated sensor |
| 07/04/1989 | CA1256713A1 Method for determining the size and/or concentration of materials in suspension |
| 07/04/1989 | CA1256712A1 Fiber optic probe |
| 06/29/1989 | WO1989006021A1 Control means and method for optical inspection system |
| 06/29/1989 | WO1989006020A1 Method and apparatus for optically evaluating unknown objects |
| 06/29/1989 | WO1989005977A1 Chemical sensors employing catalytic antibodies |
| 06/29/1989 | WO1989005973A1 Sensors for dissolved substances in fluids |
| 06/29/1989 | WO1989005956A1 Laser heterodyne techniques |
| 06/29/1989 | WO1989005696A1 Chemical vapor deposition of mixed oxide films |
| 06/29/1989 | DE3842480A1 Planar polymer optical waveguide |
| 06/29/1989 | DE3842125A1 Immunoassay method and apparatus for carrying out the method |
| 06/29/1989 | DE3743112A1 Device for measuring atomic spectra |
| 06/28/1989 | EP0322402A2 Method and agents for measuring protein aging |
| 06/28/1989 | EP0322293A1 Means for collecting and analyse the blood |
| 06/28/1989 | EP0321888A2 Method and apparatus for detecting and eliminating entrapped gas bubbles in a thick film coating |
| 06/28/1989 | EP0321879A2 Furnace for electrothermal atomization |
| 06/28/1989 | EP0321836A2 Improved reflectance photometer |
| 06/28/1989 | EP0321792A2 Microwave resonant cavity |
| 06/28/1989 | EP0321523A1 Waveguide sensor. |
| 06/27/1989 | US4843248 Mixing ratio sensor for liquid fuel |
| 06/27/1989 | US4843247 Determination of asphaltene content and device therefor |
| 06/27/1989 | US4843242 Infrared microscope employing a projected field stop |
| 06/27/1989 | US4843231 Apparatus for the inspection of transparent materials utilizing a diffusing screen |
| 06/27/1989 | US4843021 Immunological assay method |
| 06/27/1989 | US4843015 Method for determining volatile phosphorus in carbon |
| 06/27/1989 | US4842997 Kits useful in labelling proteins, nucleic acids, antibodies |
| 06/27/1989 | US4842783 Adhering the polymer to a waveguide, crosslinking by radiation and absorbing a dye |
| 06/27/1989 | US4842413 Apparatus for assessing the weld in belt layers for radial pneumatic tires |
| 06/27/1989 | US4842408 Phase shift measuring apparatus utilizing optical meterodyne techniques |
| 06/27/1989 | US4842407 Apparatus for imaging an object on an electrooptical transducer |
| 06/27/1989 | CA1256573A1 Method and apparatus for nondestructively determining the characteristics of a multilayer thin film structure |
| 06/27/1989 | CA1256535A1 Airborne measurement of optical scattering coefficient |
| 06/27/1989 | CA1256530A1 Labyrinthine light-scattering-type smoke detector |
| 06/27/1989 | CA1256362A1 Field assay for ligands |
| 06/27/1989 | CA1256361A1 Measuring sulphide scavenger content of drilling fluid |
| 06/26/1989 | EP0198011A4 Field assay for ligands. |