| 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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| 09/11/1979 | CA1062035A1 Spectroscopic temperature measurement |
| 09/04/1979 | US4166960 Smoke detector |
| 09/04/1979 | US4166700 Film thickness detector |
| 09/04/1979 | US4166698 Secondary light testing in optical smoke detectors |
| 09/04/1979 | US4166697 Spectrophotometer employing magneto-optic effect |
| 09/04/1979 | CA1061879A1 Glassware bottom inspector |
| 09/04/1979 | CA1061599A1 Automatic chemical analyzer with improved calibration means |
| 09/04/1979 | CA1061594A1 Sample handling system |
| 09/04/1979 | CA1061593A1 Two-beam colorimeter |
| 08/28/1979 | US4165939 Apparatus for inspection and dimensional measurement by sequential reading |
| 08/28/1979 | US4165937 Magneto-optic spectrophotometer |
| 08/28/1979 | CA1061432A1 Light responsive detector |
| 08/28/1979 | CA1061134A1 Pulsed light reflectometer |
| 08/21/1979 | US4165181 Optical arrangement in spectrophotometers |
| 08/21/1979 | US4165179 Device for wiping optical window in turbidimeter or similar optical instrument for examining liquid sample |
| 08/21/1979 | CA1060906A1 3,3',5,5'-tetraalkylbenzidines and their use as indicators in diagnostic agents |
| 08/21/1979 | CA1060689A1 Apparatus for combining light emanating from a linear scanning field |
| 08/14/1979 | CA1060323A1 Limulus lysate turbidity test for pyrogens |
| 08/07/1979 | US4163969 Variable frequency light pulser for smoke detectors |
| 08/07/1979 | US4163899 Method and apparatus for gas analysis |
| 08/07/1979 | US4163383 Breath testing system |
| 08/07/1979 | US4163382 Method and apparatus for optoacoustic spectroscopy |
| 08/07/1979 | CA1060122A1 Method and apparatus utilizing color algebra for analyzing scene regions |
| 08/07/1979 | CA1059884A1 Method and apparatus for deriving blood oxygen association curve information |
| 08/07/1979 | CA1059788A1 Multichamber cuvette |
| 08/07/1979 | CA1059785A1 Fluorescence spectrometry using bleaching intensity |
| 07/31/1979 | US4162851 Simultaneous photometering method and assembly for multi-dimensional measurements concerning biologically related materials |
| 07/31/1979 | CA1059598A1 Radiation detection apparatus |
| 07/31/1979 | CA1059595A1 Method for monitoring the properties of plastic coatings on optical fibers |
| 07/31/1979 | CA1059339A1 Method and apparatus for measuring the electrophoretic mobility of suspended particles |
| 07/31/1979 | CA1059338A1 Textile color analyzer calibration |
| 07/26/1979 | WO1979000465A1 Oximeter for fundusoculi |
| 07/26/1979 | WO1979000464A1 Apparatus for measuring spectroscopic information from living organisms |
| 07/24/1979 | USRE30051 Chopper arrangement for atomic absorption spectrophotometer |
| 07/24/1979 | US4162405 Measuring tissue metabolism for medical diagnosis |
| 07/24/1979 | US4162126 Surface detect test apparatus |
| 07/24/1979 | US4162125 By scattering of high intensity beam |
| 07/24/1979 | CA1058904A1 Apparatus for textile color analysis using reflected light |
| 07/17/1979 | US4161366 Process and apparatus for the automatic examination of eggs for cracks or places of fracture in their shell |
| 07/17/1979 | CA1058418A1 Method and apparatus for measuring the brightness of pulp slurry |
| 07/17/1979 | CA1058417A1 Continuous wave generation of coherent vibrational anti-stokes spectra |
| 07/17/1979 | CA1058416A1 Multifrequency excitation of gas rotational spectra |
| 07/17/1979 | CA1058415A1 Monochromatic detection of plural rotational raman spectra generated by multiple frequency excitation |
| 07/17/1979 | CA1058414A1 Optical analytical device, waveguide and method |
| 07/11/1979 | EP0003015A1 Apparatus for non-invasive detection of zinc protoporphyrin in erythrocytes |
| 07/11/1979 | EP0002963A1 Aqueous stabilized fluorescent labels, proteins labelled therewith and methods of use |
| 07/11/1979 | EP0002868A2 Fire detector |
| 07/10/1979 | US4161030 Regenerating a degenerated curve |
| 07/10/1979 | US4160914 Apparatus for measuring of particulate scattering in fluids |
| 07/10/1979 | US4160913 Web scanning apparatus |
| 07/10/1979 | US4160802 Instrument for the automated determination of organic halogens |
| 07/10/1979 | US4160646 Method of analyzing liquid samples and system for continuously automatically analyzing same |
| 07/10/1979 | US4160599 Optical gaging system |
| 07/10/1979 | US4160373 Vehicle exhaust gas analysis system with gas blockage interlock |
| 07/10/1979 | CA1057974A1 Apparatus and method for batch-type analysis of liquid samples |
| 07/10/1979 | CA1057973A1 Balling process with fluid control |
| 07/10/1979 | CA1057972A1 Densitometer |
| 07/03/1979 | US4160164 Flame sensing system |
| 07/03/1979 | US4160163 Flame sensing system |
| 07/03/1979 | US4159876 Flameless atomization |
| 07/03/1979 | US4159874 Optical property measurement system and method |
| 07/03/1979 | CA1057704A1 Photoelectric sorting of chipped nuclear fuel pellets |
| 07/03/1979 | CA1057527A1 Measuring the heating value of a fuel in the caseous state, method and apparatus |
| 06/27/1979 | EP0002451A1 Method and apparatus for the touch-free measuring of impurities in semiconductors |
| 06/26/1979 | US4159179 Colorimeter |
| 06/26/1979 | CA1057378A1 Method and apparatus for video inspection of articles of manufacture |
| 06/26/1979 | CA1057078A1 Cuvette for sampling a fluid, mixing the sample with a reagent, and directly making optical analysis of the sample mixed with the reagent |
| 06/26/1979 | CA1057077A1 Throw-in type colorimeter |
| 06/19/1979 | US4158778 Optoelectronic scanning device |
| 06/19/1979 | US4158772 Device for collecting and analyzing matrix-isolated samples |
| 06/19/1979 | US4158625 Method and apparatus for detecting and screening foreign matters |
| 06/19/1979 | US4158624 Apparatus for deflecting bottles in bottle feeding apparatus |
| 06/19/1979 | US4158502 Device for testing structures |
| 06/19/1979 | CA1056931A1 Smoke detector |
| 06/19/1979 | CA1056614A1 Automatic pipettor apparatus for multiple sample transfers |
| 06/12/1979 | US4158134 Method and apparatus for automatically recognizing faults in the surface of the dimensions of an object |
| 06/12/1979 | US4157871 System for rate immunonephelometric analysis |
| 06/05/1979 | US4157490 X- And y-axis driver for rotating microspheres |
| 06/05/1979 | US4157470 Infrared gas analyzer |
| 06/05/1979 | CA1055725A1 Cuvette positioning device for optical analytical apparatus |
| 06/05/1979 | CA1055721A1 Gloss measuring instrument |
| 05/29/1979 | US4156812 Pneumatic radiation detector |
| 05/29/1979 | US4156571 Laser mirror scatter and reflectivity measuring system |
| 05/29/1979 | CA1055273A1 Devices for use in monitoring chemical reactions |
| 05/22/1979 | US4156231 Automated pattern inspection system |
| 05/22/1979 | US4156143 Device for measuring the concentration of a gas |
| 05/22/1979 | US4155653 Smoke-measuring transducer |
| 05/22/1979 | US4155651 Apparatus for measuring the total mass of particles suspended in a fluid |
| 05/15/1979 | US4155012 Discrimination circuit arrangements |
| 05/15/1979 | US4154793 Small size |
| 05/15/1979 | US4154669 Automatic electrophoresis apparatus |
| 05/15/1979 | US4154586 Respirator cartridge end-of-service lift indicator system and method of making |
| 05/15/1979 | US4154579 Method and arrangement for the continuous quantitative indication of gaseous pollutants in gases |
| 05/15/1979 | US4154089 Apparatus and method for measuring liquid water content of a cloud or fog |
| 05/15/1979 | US4154087 Microrheoscopic detector for gases |
| 05/08/1979 | US4153837 Optical gas analyzer |
| 05/08/1979 | US4153675 Immunofluorometric method and apparatus for measuring minute quantities of antigens, antibodies and other substances |
| 05/08/1979 | US4153369 Convertible dual beam differential spectrofluorometer and absorption meter |
| 05/08/1979 | US4153336 Optimized spatial filter for defect detection |
| 05/08/1979 | CA1054033A1 Reagent supply control in automated fluid analysis |