| 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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| 05/18/1983 | EP0079010A1 Smoke detector |
| 05/18/1983 | EP0078948A1 Method and apparatus for analyzing fluid sample |
| 05/17/1983 | USRE31246 Determination of the alcohol content of blood |
| 05/11/1983 | WO1983001690A1 Chipped neck inspector |
| 05/11/1983 | EP0078370A1 Method of detecting residual glass during fabrication of ceramic substrates for semiconductors |
| 05/10/1983 | USRE31232 Calibrated oil burner filter paper |
| 05/10/1983 | US4383181 Method and apparatus for analyzing a gaseous mixture |
| 05/10/1983 | US4382806 Method for separating water from a gas sample |
| 05/10/1983 | CA1145968A1 Apparatus for quantitative and qualitative detection of fats afloat on the surface of water |
| 05/04/1983 | EP0078074A1 Atomisation device for atomic adsorption spectroscopy |
| 05/04/1983 | EP0077776A1 Pulse light stabilization for color spectrophotometric instrumentation |
| 05/03/1983 | US4381895 Method and apparatus for automatic flow-through digital refractometer |
| 05/03/1983 | US4381894 Deposition monitor and control system |
| 04/27/1983 | EP0077515A2 Method and composition for determining glycosylated hemoglobin |
| 04/26/1983 | US4381447 Method and apparatus for evaluating and sorting sheets in a high speed manner |
| 04/26/1983 | US4381153 Opacity monitor |
| 04/26/1983 | US4381151 Hand-holdable contamination tester |
| 04/20/1983 | EP0076886A1 Method and device for the measurement of the concentration ratio of 2 components in a mixture, absorbing infrared, near infrared, visible or ultraviolet radiation |
| 04/19/1983 | US4380586 Method and apparatus for photometrically monitoring low level concentration of hydrogen sulfide in alkanol amine |
| 04/19/1983 | US4380396 Method and apparatus for measuring the opacity of sheet material |
| 04/19/1983 | US4380169 Method and apparatus for measuring moisture tension in leaves of growing plants |
| 04/19/1983 | CA1145007A1 Apparatus to measure select properties of a moving sheet with improved standardization means |
| 04/19/1983 | CA1144777A1 Method for bitumen analysis and apparatus therefor |
| 04/13/1983 | EP0076651A1 Polariscope |
| 04/13/1983 | EP0076571A1 Improved infrared gas analyzer having detector elements of differing types |
| 04/13/1983 | EP0076406A2 Analytical device and method |
| 04/13/1983 | EP0076356A1 Method and device for the measurement of a component absorbing an infrared, near infrared, visible or ultraviolet radiation in a mixture |
| 04/13/1983 | EP0076338A1 Broad-spectrum particle detector |
| 04/13/1983 | EP0076301A1 Distinct wavelength light reflection measuring apparatus |
| 04/12/1983 | US4380025 Auxiliary blanking and auxiliary simulated video line generator unit for a video inspection system |
| 04/12/1983 | US4379637 Radiation measuring apparatus |
| 04/12/1983 | US4379636 Inspection device |
| 04/12/1983 | US4379634 Method and device for detecting birefringent substances in liquids |
| 04/12/1983 | US4379510 Method and apparatus for sorting stones |
| 04/12/1983 | CA1144620A1 Method of and apparatus for detecting an aqueous liquid in bottles and containers |
| 04/12/1983 | CA1144460A1 Reagent and method for direct determination of chloride in serum |
| 04/12/1983 | CA1144389A1 Direct readout apparatus for measuring light transmitted through liquids |
| 04/06/1983 | EP0076103A1 Optical analyzing method and system |
| 04/06/1983 | EP0075767A1 Method for the determination and evaluation of photometric signals and device for carrying out the method |
| 04/06/1983 | EP0075766A1 Device for the photometric measuring by reflection |
| 04/06/1983 | EP0075689A1 Optical instruments for viewing a sample surface |
| 04/06/1983 | EP0075653A1 Optical fluid analysing apparatus |
| 04/06/1983 | EP0075642A2 Method and device for measuring the concentration of a gas in a gaseous matrix, said gas absorbing infrared, near infrared, visible or ultraviolet radiation |
| 04/06/1983 | EP0075605A1 Apparatus for photometric analyses |
| 04/05/1983 | US4379290 Alarm device with a condition sensor element |
| 04/05/1983 | US4379233 Optical arrangement for quantitative analysis instrument utilizing pulsed radiation emitting diodes |
| 04/05/1983 | US4379225 Fiberoptic head with fiber bundles having different numerical apertures |
| 04/05/1983 | US4378971 Method and apparatus for quantitatively determining the level of hemoglobin in a biological sample |
| 04/05/1983 | CA1144280A1 Automated method for cell volume determination |
| 03/31/1983 | WO1983001112A1 Method for the determination of species in solution with an optical wave-guide |
| 03/31/1983 | WO1983001111A1 Apparatus for the measurement of fluorescence |
| 03/30/1983 | EP0075422A2 Measuring performance of reflex reflectors |
| 03/30/1983 | EP0075353A1 Method and apparatus for the determination of species in solution with an optical wave-guide |
| 03/30/1983 | EP0075222A1 Method and compensation circuit for analyzers |
| 03/30/1983 | EP0075184A1 Test system and process for the detection of components of liquids |
| 03/30/1983 | EP0075171A1 Apparatus and process for analytical and diagnostic purposes |
| 03/30/1983 | EP0074976A1 Application of optical fibre probes |
| 03/29/1983 | US4378500 Liquid chromatography with polar solvent |
| 03/29/1983 | US4378495 Method and apparatus for setup of inspection devices for glass bottles |
| 03/29/1983 | US4378494 Apparatus and method for detecting defects in glass bottles using event proximity |
| 03/29/1983 | US4378493 Glass container sidewall defect detection system with a diffused and controlled light source |
| 03/29/1983 | US4378159 Scanning contaminant and defect detector |
| 03/29/1983 | CA1143636A1 Chemiluminescent analytical device |
| 03/29/1983 | CA1143635A1 Dual purpose penetrant system |
| 03/29/1983 | CA1143590A1 Detection of light-affecting substances in a fluid |
| 03/29/1983 | CA1143589A1 Optical sensor system |
| 03/29/1983 | CA1143588A1 Correlation spectrometer for nerve agents |
| 03/29/1983 | CA1143587A1 Photoacoustic rotational raman spectroscopy |
| 03/23/1983 | EP0074512A1 Apparatus for checking faults in objects, in particular closure caps |
| 03/23/1983 | EP0074477A2 Determination of nitrate in water |
| 03/23/1983 | EP0074428A1 Method and device for the quantitative determination of dissolved substances in single- or multicomponent systems of laser light scattering |
| 03/22/1983 | US4377746 Device for detecting surface flaws of rapidly moving sheet material |
| 03/22/1983 | US4377743 Cigarette rod optical inspection |
| 03/22/1983 | US4377492 Post emulsifiable fluorescent penetrant |
| 03/22/1983 | US4377436 Plasma-assisted etch process with endpoint detection |
| 03/22/1983 | US4377342 Zeeman atomic absorption spectrophotometer |
| 03/22/1983 | US4377341 System for measuring angular deviation in a transparency |
| 03/22/1983 | US4377340 Method and apparatus for detecting particles on a material |
| 03/22/1983 | US4377238 Flaw detection and evaluation |
| 03/22/1983 | CA1143174A1 Electro-optical flue gas analyzer |
| 03/17/1983 | WO1983000931A1 Method and apparatus for detecting sample fluid |
| 03/17/1983 | WO1983000928A1 A method of detecting obnoxious taint such as boar taint in individual animal bodies, preferably carcasses or parts thereof |
| 03/17/1983 | WO1983000927A1 Multipath optical system |
| 03/17/1983 | WO1983000926A1 Reflectance meter |
| 03/17/1983 | EP0064980A4 System and process for measuring the concentration of a gas in a flowing stream of gases. |
| 03/16/1983 | EP0074115A1 Off-axis light beam defect detector |
| 03/16/1983 | EP0073980A1 Method and device for the determination of biological components |
| 03/16/1983 | EP0026770B1 Device for hydrodynamic focussing of a particle-suspension in a liquid flow cytophotometer |
| 03/15/1983 | US4377001 Method for optical determination of saturation temperature and apparatus therefor |
| 03/15/1983 | US4376951 Foreign matter detecting device |
| 03/15/1983 | US4376820 Composition suitable for testing biological tissues and/or liquids, and the method of use |
| 03/15/1983 | US4376583 Surface inspection scanning system |
| 03/15/1983 | CA1143073A1 Method and apparatus for an optical sensor utilizing semiconductor filters |
| 03/15/1983 | CA1142841A1 Process and a reagent for the determination of ions and of polar and/or lipophilic substances in fluids |
| 03/09/1983 | EP0073579A2 Discrete-type automated analyzer |
| 03/09/1983 | EP0073558A2 Fiber optic pH probe for tissue measurements |
| 03/09/1983 | EP0073554A1 Treatment of whole blood for determination of red blood cell volumes |
| 03/09/1983 | EP0073513A1 Method of carrying out an analytical determination, and suitable means therefor |
| 03/09/1983 | EP0073512A1 Apparatus and method for controlling and mixing a liquid subjected to a centrifugal force |
| 03/09/1983 | EP0073501A1 A cell for measurement |