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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09/01/1987 | US4691106 Apparatus for determining reflectivity of an object such as a mirror |
09/01/1987 | US4690900 Procedure for photometric measurement of liquids in reaction vessels, and reaction vessel |
09/01/1987 | US4690899 Using centrifugal force |
09/01/1987 | US4690565 Optical apparatus for the detection of scattered light |
09/01/1987 | US4690562 Gas analysis apparatus and method |
09/01/1987 | US4690560 Optically based measurement of fluid parameters |
09/01/1987 | US4690558 Method of laser emission spectroscopical analysis and apparatus therefor |
09/01/1987 | US4690553 Road surface condition detection system |
09/01/1987 | CA1226348A1 Inspection system utilizing dark-field illumination |
08/27/1987 | WO1987005110A1 Glow discharge lamp and use thereof |
08/27/1987 | WO1987005109A1 Method for measuring the properties of a composition consisting of a liquid and solid particles and apparatus used in the method |
08/27/1987 | WO1987005108A1 An in situ particle size measuring device cross-reference to related applications |
08/27/1987 | WO1987004931A1 An indicator sheet for an autoclave test pack |
08/27/1987 | DE3636487A1 Drahtverarbeitungsvorrichtung mit einer kontrolleinrichtung Wire processing device having a control device |
08/27/1987 | DE3605518A1 Measuring cell for spectrometry and method for measuring the absorption or emission of a sample in the tube interior of this measuring cell |
08/26/1987 | EP0233694A2 Process and apparatus for analyzing a gaseous mixture and a visible emission spectra generator therefor |
08/26/1987 | EP0233327A2 Apparatus for optically measuring the density of gases |
08/26/1987 | EP0233316A2 Colorimeter |
08/26/1987 | EP0233294A1 Frame assembly of a photoelectric smoke sensor |
08/26/1987 | CN87100685A Original position particle size measurer |
08/26/1987 | CN86210309U Turbidity meter |
08/25/1987 | US4689754 Optimization apparatus and procedure |
08/25/1987 | US4689491 Semiconductor wafer scanning system |
08/25/1987 | US4689305 Luminescence, amplification, switches |
08/25/1987 | US4689202 Colorimetric analysis |
08/25/1987 | US4688943 Fluid optical density (opacity) probe |
08/25/1987 | US4688942 Radial and azmuthal non-resonant open-tubular optoacoustic cell |
08/25/1987 | US4688939 Method and apparatus for inspecting articles |
08/25/1987 | US4688936 Matrix isolation apparatus with extended sample collection capability |
08/25/1987 | US4688935 Plasma spectroscopic analysis of organometallic compounds |
08/25/1987 | CA1225943A1 Cuvette array |
08/25/1987 | CA1225912A1 Colorimetric ethanol analysis method and test device |
08/25/1987 | CA1225844A1 Method of continuously analyzing fluidized body by laser and apparatus therefor |
08/20/1987 | DE3609552C1 Device for the automatic determination of a sedimentation in blood |
08/20/1987 | DE3605234A1 Optical test device |
08/20/1987 | DE3605047C1 Gas measuring and warning device |
08/20/1987 | DE3604815A1 Microscope photometer |
08/20/1987 | DE3604537A1 Method and device for measuring the dopant concentration in the melting zone of indium-doped silicon rods during crucible-less drawing of zones |
08/19/1987 | EP0233124A2 Method for dosing neptunium using absorption spectrophotometry |
08/19/1987 | EP0233120A2 Method and device for the measurement and analysis of the physical parameters of a layered material using thermal radiometry |
08/19/1987 | EP0233108A1 In vivo dosage spectrophotometer |
08/19/1987 | EP0232986A1 Method and apparatus for in vivo ocular wetting determinations |
08/19/1987 | EP0232939A1 Method and device for determining the quantity of dispersed solid material in a liquid |
08/19/1987 | EP0232771A2 Optical scanning system |
08/19/1987 | EP0232265A1 Process and device for testing liquid medicaments. |
08/19/1987 | EP0071645B1 Double beam photometer for measuring fluid samples |
08/19/1987 | CN87100617A Optical scanning apparatus |
08/18/1987 | US4687943 Optical motion picture film inspection system |
08/18/1987 | US4687934 Infrared gas analyzer with automatic zero adjustment |
08/18/1987 | US4687638 Device for detecting and quantifying agglutinates |
08/18/1987 | US4687338 Method of measurement of haze in transparencies |
08/18/1987 | US4687337 Atmospheric Aerosol extinctiometer |
08/18/1987 | US4687336 Measurement of optical density via nephenometry |
08/18/1987 | US4687329 Spectrophotometer |
08/18/1987 | US4687327 Oil mist monitor |
08/18/1987 | US4687107 Apparatus for sizing and sorting articles |
08/18/1987 | CA1225719A1 Optical smoke detectors |
08/18/1987 | CA1225718A1 Infra red absorption gas detector |
08/18/1987 | CA1225589A1 Fluorescent multiparameter particle analysis |
08/18/1987 | CA1225534A1 Apparatus for measuring optical properties of paper |
08/13/1987 | WO1987004804A1 Microspectrofluorimeter |
08/13/1987 | WO1987004791A1 Automatic printed circuit board imaging system |
08/13/1987 | WO1987004716A1 Use of lanthanide chelate fluorophores based on dihydropyridine condensation products |
08/13/1987 | DE3604032A1 Arrangement for the continuous monitoring and measurement of the concentration of chlorinated hydrocarbons |
08/12/1987 | EP0232130A2 Biological and analytical uses of phenalenone and benzphenalenone compounds |
08/12/1987 | EP0232129A2 Hydrolyzable fluorescent substrates for phosphatases and analytical use thereof |
08/12/1987 | EP0231941A2 Method for inspection of printed circuit board assembly by arithmetic comparison of several pictures in different colours |
08/12/1987 | EP0231769A2 Apparatus for measuring the opacity of the lens of the human eye |
08/12/1987 | EP0231652A2 Hematocrit measuring apparatus |
08/12/1987 | EP0231639A2 Gas analyzer and a source of IR radiation therefor |
08/12/1987 | EP0231542A2 Particle detector for wafer processing equipment and method of detecting a particle |
08/12/1987 | EP0231499A1 Activatable time-temperature indicator |
08/12/1987 | EP0231495A2 One-step method and polynucleotide compounds for hybridizing to target polynucleotides |
08/12/1987 | EP0231470A2 Method of and apparatus for determination of trace constituents by simultaneous measurement of photoluminescence and photoacoustic signal |
08/12/1987 | EP0231390A1 Assembly for mounting light-emitting element and light-receiving element in photoelectric smoke sensor |
08/12/1987 | EP0231355A1 Optical-type, phase transition, humidity-responsive devices |
08/12/1987 | EP0231264A1 Method and apparatus for nondestructively determining the characteristics of a multilayer thin film structure. |
08/12/1987 | EP0231179A1 Concentration meter |
08/12/1987 | CN86207471U Instant beeswax detector |
08/12/1987 | CN86205111U Fabric surface deformeter |
08/11/1987 | US4686565 Method and apparatus for visually examining an array of objects disposed in a narrow gap |
08/11/1987 | US4686371 Apparatus for measuring fluorescence decay characteristics of materials |
08/11/1987 | US4686366 Laser mass spectrometer |
08/11/1987 | US4685880 Cuvette belts and manufacture of same |
08/11/1987 | US4685808 Method of discriminating colors of an object |
08/11/1987 | US4685803 Method and apparatus for the measurement of the refractive index of a gas |
08/11/1987 | US4685802 Small particle detection system |
08/11/1987 | US4685801 Apparatus for absorptiometric analysis |
08/06/1987 | DE3701833A1 Method for the optical determination of a catalytic enzyme activity of a sample, and an arrangement for carrying out the method |
08/06/1987 | DE3637125A1 Reflection-measuring arrangement for spectrophotometer |
08/05/1987 | EP0231127A2 Composition, element and method using polymeric mordants to increase the intensity of rigid fluorescent dyes |
08/05/1987 | EP0231126A2 Fluorescent dyes and biological and analytical uses thereof |
08/05/1987 | EP0231086A2 Gas-sensing optrode |
08/05/1987 | EP0231027A2 Transmissivity inspection apparatus |
08/05/1987 | EP0231004A2 Method for the self-monitoring of an opto-electronic crack detection device, particularly by the magnetic-powder method |
08/05/1987 | EP0230692A1 Device for ascertaining the composition of combustion gases in internal combustion engine |
08/05/1987 | EP0230679A1 Fiber-optic probe |
08/05/1987 | EP0230671A1 Video-mobile surveillance device |
08/05/1987 | EP0230618A1 Method and apparatus for delivering a predetermined quantity of plasma from a blood sample for the analysis |
08/05/1987 | EP0230578A1 Scanning laser microscope |