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)
02/1984
02/01/1984EP0099756A2 Diaphanoscopy apparatus
02/01/1984EP0099729A1 Suspended particle detector
02/01/1984EP0099494A2 Reflection measuring device
01/1984
01/31/1984US4429373 Data analyzing system for clinical spectrophotometer
01/31/1984US4429329 Remote visual inspection system
01/31/1984US4429230 Fluorescence polarization analyzer
01/31/1984US4429047 Method for determining oxygen content in semiconductor material
01/31/1984US4428907 Insecticides, nerve gas, ethanol
01/31/1984US4428674 Method and inspection apparatus for inspecting an object, in particular a bottle
01/31/1984US4428673 Light diffusion device
01/31/1984US4428672 Variable threshold workpiece examination
01/31/1984US4428669 Method and device for measuring the deformability of living cells, notably of red blood corpusles
01/31/1984CA1161347A1 Continuous release of reagent in an analytical element to reduce assay interference
01/31/1984CA1161272A1 Method and apparatus for measuring density gradient
01/31/1984CA1161270A1 Opacity monitor
01/25/1984EP0099309A2 Laser nephelometer for the detection of antigenes and antibodies
01/25/1984EP0099266A2 Limited volume method and apparatus for particle counting
01/25/1984EP0099229A2 Image measuring system
01/25/1984EP0099024A2 Method and device for measuring reflection
01/25/1984EP0099023A2 Reflection measuring head
01/24/1984US4427892 Detection and determination of species by fluorescence measurements
01/24/1984US4427889 Method and apparatus for molecular spectroscopy, particularly for the determination of products of metabolism
01/24/1984US4427633 Gas mixing apparatus for metastable transfer emission spectroscopy
01/24/1984US4427496 Method for improving the inspection of printed circuit boards
01/24/1984US4427294 Apparatus for densitometric measurement of proteic fractions separated by electrophoresis
01/24/1984US4427293 Double optical probe device for the determination of the refractive index of a liquid reduced to a predetermined reference temperature
01/24/1984CA1161120A1 Method and apparatus for detecting the presence of caries in teeth using visible luminescence
01/24/1984CA1160864A2 Electro-optical analyzer for measuring percentage by weight of fat, protein and lactose in milk
01/24/1984CA1160860A1 Automatic fluorometer and data processor for performing fluorescent immunoassays
01/19/1984WO1984000276A1 Method and device for producing molecular beams
01/19/1984WO1984000217A1 Light collector device and utilization thereof for spectroscopy
01/19/1984WO1984000213A1 Method for the measurement of the difference in the optical properties of two samples
01/19/1984WO1984000211A1 Method for the measurement of the difference in colour contents of samples
01/18/1984EP0098735A2 Article coding and separating system
01/17/1984US4426640 Laser scanning apparatus
01/17/1984US4426154 For fluorescence light and/or scattered light measurement
01/17/1984US4425810 Apparatus for physical properties measurements at high temperatures and pressures
01/11/1984EP0098095A2 A process and apparatus for identifying or characterizing small particles
01/11/1984EP0098075A1 Calibration standard for infrared absorption gauge
01/11/1984EP0097904A1 Method and device for rapid diagnosis of dental caries
01/11/1984EP0097695A1 Procedure for the production of a humidity-sensitive interference mirror, and procedure and equipment for the measurement of the humidity using said mirror.
01/10/1984US4425503 Method for detecting the presence of a gas in an atmosphere
01/10/1984CA1160278A1 Toner concentration sensor
01/10/1984CA1160087A1 Optical coupling device
01/05/1984WO1984000066A1 Procedure and means for measuring the degree of cross-linking of plastics
01/04/1984EP0097473A1 Evaluating the thickness of a layer or determining change in thermal characteristics with depth by thermal wave detection
01/04/1984EP0097450A1 Power supply circuit for an alkali vapor lamp
01/04/1984EP0097400A2 Inspection and cutting apparatus
01/04/1984EP0097189A1 Light extinction smoke detector.
01/03/1984US4424441 Method and apparatus for inspecting glass containers
01/03/1984US4423736 Method for evaluation of erythema utilizing skin reflectance measurements
01/03/1984CA1159823A1 Alkyl substituted fluorescent compounds and conjugates
12/1983
12/28/1983EP0096840A1 Process and device for measuring ionic strength
12/28/1983EP0096829A1 Apparatus for determining the refractive-index profile of optical fibres and optical-fibre preforms
12/28/1983EP0096696A1 Method and apparatus for measuring moisture content.
12/27/1983US4423331 Method and apparatus for inspecting specimen surface
12/27/1983US4422766 Method of and device for reducing apparatus response time during the testing for moisture content in moving spaced plastic sheets
12/27/1983US4422765 Off-set printing ink consumption prediction
12/27/1983US4422761 Photo-electric particle sensing system
12/27/1983US4422760 Optical analyzing instrument having vibrating trough
12/27/1983US4422714 Ellipsoidal optical coupling device
12/27/1983CA1159277A1 Optical timing and a/d conversion method and apparatus
12/27/1983CA1159276A1 Method for optical determination of saturation temperature and apparatus therefor
12/21/1983EP0096420A2 Device for the measurement of the concentration of particles in a fluid
12/21/1983EP0096318A1 Spectrophotometer operating at discrete wavelengths
12/21/1983EP0096277A2 Measuring table for printed sheets
12/21/1983EP0096247A2 Device for the operational determination of an amount of wetting agent for a rotating printing plate in offset printing machines
12/21/1983EP0096161A1 A testing method and a device for testing subjects to be tested
12/21/1983EP0096160A1 A testing method using spectroscopic photometry with three wavelengths of light and a device for carrying out the method
12/20/1983US4421983 Method for measuring film thickness on wood panels using an IR analyzer
12/20/1983US4421860 Computerized
12/20/1983US4421857 Spectrometers or spectrophotometers
12/20/1983US4421848 Mixing with light-photon-producing reagent
12/20/1983US4421772 Fluorimetric analysis
12/20/1983US4421411 Photometric analyzer
12/20/1983US4421410 Method and apparatus for inspecting printed wiring boards
12/20/1983US4421408 Halogen mass flow rate detection system
12/20/1983CA1158890A1 Photometric analyser for studying automatically complex solutions
12/20/1983CA1158889A1 Apparatus for the inspection of translucent containers
12/13/1983US4420690 Spectrometric microsampling gas cells
12/13/1983US4420567 Absorption, silver nitrate
12/13/1983US4420566 Method and apparatus for detecting sample fluid on an analysis slide
12/13/1983US4420384 Method for determining boundary points on electrophoretic patterns and means therefor
12/13/1983US4420257 Laser light scattering photometer
12/13/1983US4420256 Dust measurement
12/13/1983US4420255 Adiabatic burner for premixed gases
12/13/1983US4420254 Cuvet and associated apparatus and method for using same
12/13/1983US4419960 Developing agent density controlling device
12/13/1983CA1158743A1 Defect inspection system
12/07/1983EP0095759A1 Detector system for measuring the intensity of a radiation scattered at a predetermined angle from a sample irradiated at a specified angle of incidence
12/07/1983EP0095655A1 Improved apparatus and process for therapeutic drug assay
12/07/1983EP0095549A1 Sample atomisation device for flameless atomic absorption spectroscopy
12/07/1983EP0095541A1 Automatic container testing process and device comparing transparency
12/07/1983EP0095517A1 Process and device for an automatic optical inspection
12/06/1983US4419731 Apparatus for estimating slant visibility in fog
12/06/1983US4419583 Polarization fluoroimmunoassay with pulsed light source
12/06/1983US4419575 Apparatus useful for positioning a light filter
12/06/1983US4419452 Method of detecting fluorescent materials and apparatus for their detection
12/06/1983US4419211 Gas analysis sensor for measuring concentration of gas constituent
12/06/1983US4418981 Quadrature fiber-optic interferometer matrix