| 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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| 08/10/1993 | US5235179 Evanescent wave liquid level sensor with density compensation |
| 08/10/1993 | US5235039 Substrates for hiv protease |
| 08/10/1993 | US5234836 Method for amino acid sequence analysis |
| 08/10/1993 | US5234818 3-aminopyrazolo heterocyclic derivatives, and use for colorimetric determinations |
| 08/10/1993 | US5234666 Monitoring fuel supply; automobile engines; detecting bubbles in fuel; refracted light impinging on optical device |
| 08/10/1993 | US5234665 Apparatus for measuring aggregation patterns on a microplate |
| 08/10/1993 | US5233745 Electronic-component mounting apparatus with monitoring device |
| 08/10/1993 | CA1321265C Apparatus and method for measuring blood constituents |
| 08/10/1993 | CA1321262C Remote sensing gas analyzer |
| 08/10/1993 | CA1321160C Apparatus for fixing the position of the test zones of a test strip and for reversing the latter |
| 08/10/1993 | CA1321087C Optical fiber distribution system for an optical fiber sensor |
| 08/05/1993 | WO1993015478A1 A method for synchronizing particle counters to external events |
| 08/05/1993 | WO1993015474A1 Method of inspecting articles |
| 08/05/1993 | WO1993015470A1 Broadband instrument for nondestructive measurement of material properties |
| 08/05/1993 | WO1993015408A1 Method and apparatus to detect coagulation |
| 08/05/1993 | WO1993015403A1 Food spoilage detection method |
| 08/05/1993 | WO1993015392A1 Differential separation assay |
| 08/05/1993 | WO1993015391A1 Diagnostic tests using near infrared laser absorption spectroscopy |
| 08/05/1993 | WO1993015390A1 Assessment of characteristics of fluids |
| 08/05/1993 | WO1993015389A1 Method and apparatus for determination of refiner mechanical pulp properties |
| 08/05/1993 | WO1993013395A3 Path constrained spectrophotometer |
| 08/05/1993 | DE4202138A1 CCD Camera for inspection of well shaft walls - has frame forming camera guide carriage with star formation of roller cages |
| 08/05/1993 | CA2128607A1 Diagnostic test using near infrared laser absorption spectroscopy |
| 08/05/1993 | CA2128317A1 Differential separation assay |
| 08/05/1993 | CA2126694A1 Food spoilage detection method |
| 08/05/1993 | CA2104608A1 Method and apparatus to detect coagulation |
| 08/04/1993 | EP0553987A1 Coating defect detection system based on light scattering |
| 08/04/1993 | EP0553781A1 Apparatus for the optical inspection of objects |
| 08/04/1993 | EP0553690A1 Atomic absorption spectrophotometer using low pressure discharge tube |
| 08/04/1993 | EP0553446A2 Method and device for detecting impurities, especially foreign fibres in elongated textile articles |
| 08/04/1993 | EP0553445A2 Device for detecting impurities, especially foreign fibres in elongated textile articles |
| 08/04/1993 | EP0553234A1 Luciferase compositions and methods |
| 08/04/1993 | EP0553233A1 Assay technique. |
| 08/04/1993 | EP0552321A4 Methods for producing indicia on diamonds |
| 08/04/1993 | EP0315697B1 Discriminative flaw detector for light-transmissive sheet material |
| 08/04/1993 | CN1074899A Amine-oxides |
| 08/03/1993 | US5233668 Method and apparatus for discriminating aggregation pattern |
| 08/03/1993 | US5233409 Color analysis of organic constituents in sedimentary rocks for thermal maturity |
| 08/03/1993 | US5233408 Color sensor adaptor bracket for measuring flexible translucent materials |
| 08/03/1993 | US5233328 Method for processing compacted data |
| 08/03/1993 | US5233203 Apparatus for detecting surface defects on a semiconductor wafer |
| 08/03/1993 | US5233199 Cylindrical container's inner surface tester |
| 08/03/1993 | US5233197 High speed digital imaging microscope |
| 08/03/1993 | US5233194 Optical gas sensor with enriching polymer |
| 08/03/1993 | US5233191 Method and apparatus of inspecting foreign matters during mass production start-up and mass production line in semiconductor production process |
| 08/03/1993 | US5233186 Inspection of transparent containers with opposing reflection means |
| 08/03/1993 | US5233156 High solids content sample torches and method of use |
| 08/03/1993 | US5232858 Selecting substances such that the emission spectrum of the fluorescent overlaps the absorption spectrum of the chromogen; absorption maximum shifted by analyte; fluorescence decay reduced by energy transfer |
| 08/03/1993 | US5232668 For quantitative analysis of glucose in blood |
| 08/03/1993 | US5232505 Apparatus for the automatic casting, coating, varnishing, testing and sorting of workpieces |
| 08/03/1993 | CA1320899C Turbidimetric method for the determination of serum lipase |
| 08/03/1993 | CA1320843C Reflection plate for a biochemical measuring instrument |
| 08/03/1993 | CA1320842C Sheet inspection apparatus and methods providing simultaneous resolution of measurement zones and wavelength bands |
| 07/29/1993 | DE4301580A1 Electronic controller for mixed-fuel IC engine - allows for estimated distillation temp. of refined petroleum constituent and proportion of added alcohol in mixt. |
| 07/29/1993 | DE4201922A1 Coherence sensitive extinction measurement of coherent electromagnetic radiation - involves coupling electromagnetic measurement beam into fluid phase, passing through measurement zone and evaluating modulation of interference pattern produced with second beam |
| 07/28/1993 | EP0553070A1 Amine oxides |
| 07/28/1993 | EP0553004A1 Device for measuring the reflection properties of a transparent substrate, especially glass, with a partially reflecting layer |
| 07/28/1993 | EP0552821A2 Monitoring an apparatus which uses scanned radiation |
| 07/28/1993 | EP0552820A2 Sorting diamonds or other minerals |
| 07/28/1993 | EP0552819A2 Sorting diamonds or other minerals |
| 07/28/1993 | EP0552604A1 Photodetector amplitude linearity |
| 07/28/1993 | EP0552321A1 Methods for producing indicia on diamonds. |
| 07/28/1993 | EP0552300A1 Spectral data measurement and correction |
| 07/28/1993 | EP0552291A1 Method of estimating property and/or composition data of a test sample |
| 07/28/1993 | EP0552241A1 Method and apparatus for performing phase fluorescence lifetime measurements in flow cytometry |
| 07/28/1993 | EP0552183A1 Pneumatic twin-layer detector for ndir gas analysers. |
| 07/28/1993 | EP0541734A4 Ftir remote sensor apparatus and method |
| 07/28/1993 | EP0433385B1 Method and apparatus for the detection of a gas using photoacoustic spectroscopy |
| 07/28/1993 | EP0376994B1 Device for producing a magnetic field in an atomic absorption spectrometer |
| 07/28/1993 | EP0174939B1 Panel surface flaw inspection |
| 07/28/1993 | CA2084819A1 In-pattern on-line coating defect detection system |
| 07/27/1993 | US5231675 Sheet metal inspection system and apparatus |
| 07/27/1993 | US5231591 Agent gas analyzer and method of use |
| 07/27/1993 | US5231576 Measuring apparatus |
| 07/27/1993 | US5231472 Color matching and characterization of surface coatings |
| 07/27/1993 | US5231466 Capillary fluid stream concentration measuring apparatus and method |
| 07/27/1993 | US5231464 Highly directional optical system and optical sectional image forming apparatus employing the same |
| 07/27/1993 | US5231285 Refraction index change measurement |
| 07/27/1993 | US5230863 Method of calibrating an automatic chemical analyzer |
| 07/27/1993 | US5230781 Sequencing near infrared and infrared fluorescence labeled DNA for detecting using laser diodes |
| 07/24/1993 | CA2087505A1 Amine-oxides |
| 07/22/1993 | WO1993014599A1 Laster doppler spectrometer for the statistical study of the behavior of microscopic organisms |
| 07/22/1993 | WO1993014399A1 Carbon dioxide detector |
| 07/22/1993 | WO1993014393A1 Analytical device with light scattering |
| 07/22/1993 | WO1993014392A1 Analytical device with polychromatic light source |
| 07/22/1993 | WO1993014391A1 Analytical device with variable angle of incidence |
| 07/22/1993 | WO1993014390A1 A method of determining the concentration of sulfide in liquors and smelt solutions |
| 07/22/1993 | WO1993014389A1 Method and apparatus for performing and universally detecting capillary isoelectric focusing without mobilization using concentration gradient imaging systems |
| 07/22/1993 | CA2127707A1 A method of determining the concentration of sulfide in liquors and smelt solutions |
| 07/21/1993 | EP0552108A2 Fluorescent energy transfer immunoassay |
| 07/21/1993 | EP0552107A1 pH and pCO2, sensing by luminescent lifetimes and energy transfer |
| 07/21/1993 | EP0551924A2 Improved multichannel gas analyzer and method of use |
| 07/21/1993 | EP0551736A1 High speed cross-correlation frequency domain fluorometry-phosphorimetry |
| 07/21/1993 | EP0551456A1 Optical process for the selective detection of specific substances in chemical, biochemical and biological measuring samples |
| 07/21/1993 | EP0551313A1 Imaging method for defining the structure of objects |
| 07/21/1993 | EP0532591A4 Analytical rotors and methods for analysis of biological fluids |
| 07/21/1993 | CN1074536A Rapid testing method for partial extraction of gold |
| 07/20/1993 | US5230027 Image processor and automated optical inspection system using the same |
| 07/20/1993 | US5230026 Apparatus for discriminating particle aggregation pattern |
| 07/20/1993 | US5229849 Laser doppler spectrometer for the statistical study of the behavior of microscopic organisms |