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