| 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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| 05/24/1989 | EP0316885A2 Optical system for signal light detection in a flow particle analysis apparatus |
| 05/24/1989 | EP0316746A2 Optical apparatus for the detection of holes |
| 05/24/1989 | EP0316745A1 Liver function testing apparatus |
| 05/24/1989 | EP0316585A2 Method for automatically positioning printing test strips for automatic densitometers |
| 05/24/1989 | EP0316551A2 Light transmitting-type liquid detection sensor |
| 05/24/1989 | EP0316442A1 Near infrared measurement apparatus for organic materials |
| 05/24/1989 | EP0316413A1 Device for determining at least the concentration of solid particles suspended in a fluid. |
| 05/24/1989 | EP0167175B1 Device for washing a substance present in a field with a washing liquid in several washing steps and for transporting the washing fluid, emerging from said field, after the last washing step to a cuvette |
| 05/24/1989 | DE3838361A1 Analysis device for the agitation of a reaction solution and reaction container for use in the device |
| 05/24/1989 | DE3838049A1 Spectrophotometer with a sample stirring device |
| 05/24/1989 | DE3737869A1 Method and device for the optical testing of objects |
| 05/24/1989 | DE3737649A1 Method for determining the luminescence of cell cultures, and device for carrying out the method |
| 05/24/1989 | DE3737564A1 Apparatus for monitoring or correcting the solids content in fluxes |
| 05/24/1989 | CN1033106A Method and araangement for measuring and/or monitoring properties of yarns or ropes |
| 05/24/1989 | CN1033105A Gas detection method and apparatus |
| 05/24/1989 | CN1033016A Fiber optic detector for flotation cell processing |
| 05/23/1989 | US4833332 Scanning fluorescent detection system |
| 05/23/1989 | US4833322 Method and apparatus for analysis of material |
| 05/23/1989 | US4833091 Detection of carbon dioxide in water with fluorescent dyes |
| 05/23/1989 | US4833088 Wuantitative analysis with spectrometers |
| 05/23/1989 | US4833075 Immobilized luciferase for the quantitative determination of ATP |
| 05/23/1989 | US4832914 Lamination, capillaries |
| 05/23/1989 | US4832815 Wavelength dispersion electrophoresis apparatus |
| 05/23/1989 | US4832495 Apparatus for measuring opaque medium coverage of a translucent sheet |
| 05/23/1989 | US4832492 Heterodyne michelson interferometer for polarization measurements |
| 05/23/1989 | US4832491 Method of and apparatus for spectroscopically analyzing samples |
| 05/23/1989 | US4832490 Photometer |
| 05/23/1989 | US4832488 Method for correction of calibration curve in dry analytical process |
| 05/23/1989 | US4832487 Test system for optical disks |
| 05/23/1989 | US4832484 Apparatus for determining the concentration of a light-absorbing material in blood |
| 05/23/1989 | US4832483 Method of using resonance raman spectroscopy for detection of malignancy disease |
| 05/23/1989 | US4832447 Joint transform image correlation using a nonlinear spatial light modulator at the fourier plane |
| 05/23/1989 | US4832035 Tissue metabolism measuring apparatus |
| 05/23/1989 | US4831867 Methods and devices for measuring the ratio of incondensables in gas mixture |
| 05/18/1989 | WO1989004476A1 Method for determining the concentration of oxygen |
| 05/18/1989 | WO1989004475A1 Method for quantitative analysis of core samples |
| 05/18/1989 | WO1989004473A1 A measuring system for use in continuous flow analysis of liquids |
| 05/18/1989 | WO1989004472A1 Portable particle analysers |
| 05/18/1989 | WO1989004471A1 Particle asymmetry analyser |
| 05/18/1989 | WO1989004468A1 An apparatus for colour control of objects |
| 05/18/1989 | WO1989004302A1 Electrochemiluminescent rhenium moieties and methods |
| 05/18/1989 | DE3837903A1 Method for eliminating interference by gas bubbles in measurements of turbidity in liquids |
| 05/18/1989 | DE3831461A1 Method and arrangement for comparing objects in reflected light |
| 05/17/1989 | EP0316206A1 Method and device for detecting modifications in the state of a surface and for controlling the same |
| 05/17/1989 | EP0316172A1 Portable particle analysers |
| 05/17/1989 | EP0316171A1 Particle asymmetry analyser |
| 05/17/1989 | EP0316073A2 Oximeter apparatus |
| 05/17/1989 | EP0315972A2 Test sample colour comparison device |
| 05/17/1989 | EP0315697A1 Discriminative flaw detector for light-transmissive sheet material |
| 05/17/1989 | EP0315666A1 Arrangement for measuring state values of surfaces of organic tissues |
| 05/17/1989 | EP0171413B1 Infrared radiation gauge for measuring percent moisture in paper |
| 05/17/1989 | CN2037845U Computerized transmissivity and reflectivity instrument |
| 05/17/1989 | CN1032979A Moderate-temp. black body radiator |
| 05/16/1989 | US4831545 Method for determination of pith location relative to lumber surfaces |
| 05/16/1989 | US4831276 Apparatus for measuring reflectivity |
| 05/16/1989 | US4831274 Surface inspecting device for detecting the position of foreign matter on a substrate |
| 05/16/1989 | US4831264 Method for measuring the concentration of adhesive on a coating layer surface |
| 05/16/1989 | US4831250 Apparatus for detecting defects on bottle mouth with screw thread |
| 05/16/1989 | US4830512 Method of measuring viscosity of a body |
| 05/16/1989 | US4830504 Gloss gauge |
| 05/16/1989 | US4830503 Reflection density measuring system |
| 05/16/1989 | US4830502 Apparatus and method for measuring light absorption characteristic of a thin film, and equipment provided with said apparatus for forming a monomolecular built-up film |
| 05/16/1989 | US4830497 Pattern inspection system |
| 05/16/1989 | US4830494 Method and apparatus for measuring particles in a fluid |
| 05/16/1989 | US4830493 UV scanning system for centrifuge |
| 05/16/1989 | US4830492 Glow-discharge lamp and its application |
| 05/16/1989 | US4830194 Granule inspection apparatus |
| 05/16/1989 | US4830192 Plastic beverage bottles |
| 05/16/1989 | CA1254285A1 Apparatus for sizing and sorting articles |
| 05/16/1989 | CA1254284A1 Method of and apparatus for checking defectively fused ampoules |
| 05/16/1989 | CA1254283A1 Birdswing defect detection for glass containers |
| 05/16/1989 | CA1254281A1 Method and apparatus for the detection and measurement of gases |
| 05/16/1989 | CA1254279A1 Broken filament detector and system therefor |
| 05/16/1989 | CA1254131A1 Stabilized fluorescent rare earth labels and labeled physiologically reactive species |
| 05/16/1989 | CA1254120A1 Procedure for the detection of allergen-containing housedust |
| 05/16/1989 | CA1254056A1 Analytical spectrophotometer |
| 05/11/1989 | DE3736673A1 Infrared analyser |
| 05/11/1989 | DE3736293A1 Method and device for testing a still wet coating on running webs |
| 05/11/1989 | DE3736265A1 Method and device for testing of a still wet coating on running webs |
| 05/10/1989 | EP0315449A2 A method for determining volatile phosphorus in carbon |
| 05/10/1989 | EP0314892A1 Sensing device |
| 05/10/1989 | EP0191257B1 Dynamic pipetting rotor for a centrifugal-analysis device |
| 05/10/1989 | CN1032862A Multiwalled hydride generator |
| 05/09/1989 | US4829374 Surface inspection apparatus |
| 05/09/1989 | US4829186 Methods and apparatus for measuring the light absorbance of a fluid medium |
| 05/09/1989 | US4829183 Dual sample cell gas analyzer |
| 05/09/1989 | US4828391 Test-glass changer |
| 05/09/1989 | US4828388 Method of measuring concentration of substances |
| 05/09/1989 | US4828387 Film measuring device and method with internal calibration to minimize the effect of sample movement |
| 05/09/1989 | US4828386 Multiwell plates containing membrane inserts |
| 05/09/1989 | CA1253798A1 Homogeneous fluorescence immunoassay using at light absorbing material |
| 05/05/1989 | WO1989003988A1 A magnetic particle inspection system and a cable unit for use therein |
| 05/05/1989 | WO1989003987A1 Apparatus for quality control of hypodermic needles |
| 05/05/1989 | WO1989003986A1 Uv scanning system for centrifuge |
| 05/05/1989 | WO1989003980A1 Infrared emission detection |
| 05/03/1989 | EP0314521A2 Methods and apparatus for optical product inspection |
| 05/03/1989 | EP0314448A2 Injection systems for sample testing for luminometers |
| 05/03/1989 | EP0314312A2 Method and apparatus for detecting inks |
| 05/03/1989 | EP0314045A2 Wavelength dispersion electrophoresis apparatus |
| 05/03/1989 | EP0313682A1 Beam-analyzer for optical storage device |