Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 21 - Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light
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)
09/1980
09/03/1980EP0015025A1 An automatic liquid sample supply apparatus and method and apparatus for flushing a delivery tube of the supply apparatus
09/03/1980EP0014894A1 Apparatus for monitoring for faults in translucent strip material
09/03/1980EP0014848A2 Method and apparatus for an optical sensor utilizing semiconductor filters
09/03/1980EP0014779A1 Smoke detector comprising a pulse evaluating circuit
09/03/1980EP0014762A1 Annular weld inspection apparatus
09/02/1980USRE30391 Chemical analysis cuvette
09/02/1980US4220856 Method of analysis of asbestiform minerals by thermoluminescence
09/02/1980US4220415 Construction for photometric analyzer
09/02/1980US4220414 Laser spectrochemical analysis
09/02/1980US4220413 Automatic gas flow control apparatus for an atomic absorption spectrometer burner
09/02/1980CA1085019A1 Smoke detector
09/02/1980CA1084728A2 Modular chemical analysis system
09/02/1980CA1084727A1 Device for wiping optical window in turbidimeter or similar optical instrument for examining liquid sample
08/1980
08/26/1980US4219844 Apparatus for detecting the surface flaws of a red-heated metal part
08/26/1980US4219277 Method of detecting flaws on surfaces
08/26/1980CA1084300A1 Instrument for determining the contents of metabolic products in the blood
08/26/1980CA1084296A2 Measurement of thin films minimizing wave interference effects
08/20/1980EP0014464A1 Hole seeking apparatus for material webs
08/20/1980EP0014375A2 Double-beam flicker colorimeter
08/19/1980US4218144 Measuring instruments
08/19/1980US4218142 Mask analysis
08/19/1980US4218141 Vapor analysis test tube
08/19/1980US4218112 Photometer microscope for microphotometer scanning of fine specimen structures
08/19/1980CA1083936A1 Sterilization detection device and method
08/19/1980CA1083933A1 Apparatus for deriving blood oxygen association curve information
08/19/1980CA1083850A1 Automated microbial analyzer
08/12/1980US4217053 Apparatus and method to test workpieces for size, relative position, material integrity, and the like
08/12/1980CA1083729A1 Diagnostic reagent holder and method
08/12/1980CA1083380A1 Gas concentration measuring device with series radiation paths
08/07/1980WO1980001609A1 Gas measuring apparatus with standardization means,and method therefor
08/07/1980WO1980001543A1 Control device for displacement of separator wall of grain classifier
08/05/1980US4216498 Visibility monitor employing television camera
08/05/1980US4215940 Optode arrangement
08/05/1980US4215939 Glue drop detector
08/05/1980US4215729 Woven fastener stringer
08/05/1980CA1082866A1 Regenerated cellulose matrix fibres containing n- vinyl amide polymer
07/1980
07/29/1980CA1082811A1 Diffraction pattern amplitude analysis for use in fabric inspection
07/29/1980CA1082594A1 Signalling the start of a chemical reaction by tagging substance
07/29/1980CA1082578A1 Dry developer composition for dye penetrant inspection and method for employing same
07/29/1980CA1082488A1 Separation and analysis of particle coatings
07/23/1980EP0013584A1 Temperature controller
07/23/1980EP0013483A1 Apparatus and Process for Plasma-etching
07/22/1980US4213764 Method for determining immunochemical substances
07/22/1980US4213762 Determination of chromate ion in drilling mud filtrates
07/22/1980US4213703 Photometer with stationary sample holder and rotatable shutter
07/22/1980US4213702 Glass inspection method and apparatus
07/22/1980US4213699 Method of measuring low concentrations of a light absorbing component
07/22/1980US4213462 Optical assembly for detecting an abnormality of an organ or tissue and method
07/22/1980CA1082106A1 Method, apparatus, and compositions for analytical fluorescent spectroscopy and immunofluorometric assay
07/15/1980US4213044 Method and apparatus for determining oil mist in compressed air
07/15/1980US4213042 Container chipped crown ring detector
07/15/1980US4212541 Method and apparatus for testing a forward-moving strand
07/15/1980US4212536 Holographic subtraction with phase modulation to distinguish phase and amplitude differences
07/15/1980CA1081821A1 Optical smoke detector
07/15/1980CA1081497A1 System for rate immunonephelometric analysis
07/09/1980EP0013036A1 A method of optical inspection for surface defects and the use of apparatus for carrying out said method
07/09/1980EP0012861A1 Method for the selective detection of defects, caused by polishing, on the surface of silicon wafers
07/08/1980US4211530 Test-kit and method for the estimation of LP-X
07/08/1980US4211488 Optical testing of a semiconductor
07/08/1980US4211132 Apparatus for on-line defect zoning
07/08/1980CA1081099A1 Method and apparatus for analysis of water
07/08/1980CA1080997A1 Infrared moisture measuring apparatus
07/08/1980CA1080995A2 Circular sample tray
07/01/1980US4210809 Method and apparatus for the non-invasive determination of the characteristics of a segmented fluid stream
07/01/1980US4210808 Pneumatic infrared analyzer of the single beam type
07/01/1980US4210401 Visible and infrared polarization ratio spectroreflectometer
07/01/1980CA1080525A1 Optical device for concentrating light from a linear field on to a receiver
07/01/1980CA1080505A1 Spherical cavity method and apparatus for measuring sheet material properties
07/01/1980CA1080504A1 Measurement of thin films minimizing wave interference effects
06/1980
06/26/1980WO1980001326A1 Smoke detector
06/25/1980EP0012723A1 Process for mechanically assessing the print quality of a printed product and device for performing the same
06/25/1980EP0012698A1 Automated apparatus and method for assay plate reading
06/24/1980US4209802 Glass fragment detector
06/24/1980US4209257 Apparatus for detecting defects in patterns
06/24/1980US4209232 Multiple reflection optical system
06/24/1980CA1080000A1 Detector for use in infrared gas analyzer
06/24/1980CA1079999A1 Infrared gas analyzer
06/17/1980US4208578 Optical inspection apparatus
06/17/1980US4208372 Apparatus for generating and transferring a gaseous test sample to an atomic absorption spectrometer
06/17/1980US4208240 With coherent light to produce change in reflected radiation, response signals determine end-point
06/17/1980US4208130 Method and apparatus for optically detecting defects in a transparent object
06/17/1980US4208129 Sensitive laser spectroscopy measurement system
06/17/1980US4208127 Cuvette holder
06/17/1980US4208126 System for detecting foreign particles or voids in electrical cable insulation and method
06/17/1980US4207892 Method and apparatus for the diagnosis of tissue samples
06/17/1980CA1079686A1 Apparatus for deflecting bottles in bottle feeding apparatus
06/17/1980CA1079540A1 Cuvette and method of use
06/12/1980WO1980001205A1 A process for optically determining the meat-to-lard-ratio in for instance slaughtered animals
06/11/1980EP0011708A1 Method and device for measuring the evenness, roughness or curvature radius of an area to be measured
06/10/1980US4207593 Method and apparatus for the automatic recognition and evaluation of optical crack indications on the surface of workpieces
06/10/1980US4207554 Method and apparatus for automated classification and analysis of cells
06/10/1980US4207472 Lumber inspection and optimization system
06/10/1980US4207469 Analysis of emulsions and suspensions
06/10/1980US4207450 Continuous oil concentration monitor
06/10/1980US4206630 Sample chamber for gas analyzer
06/10/1980CA1079381A1 Variable frequency light pulser for smoke detectors
06/03/1980US4206366 Optical smoke detector
06/03/1980US4206160 Mechanical device to produce a finely dispersed aerosol
06/03/1980US4205956 Quantitative analysis
06/03/1980US4205953 Calcium magnesium analyzer
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