| 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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| 12/21/1993 | US5272089 Enhanced photo-activated luminescence for screening polychlorobiphenyls (PCBs) and other related chlorinated compounds |
| 12/21/1993 | US5271900 Carbon analyzer for both aqueous solutions and solid samples |
| 12/21/1993 | US5271895 Test strip |
| 12/21/1993 | US5271894 Chemiluminescent analyzer |
| 12/21/1993 | US5271796 Method and apparatus for detecting defect on semiconductor substrate surface |
| 12/21/1993 | CA1325463C Assembly for mounting luminescent and light receiving elements in a photocell-type detector |
| 12/21/1993 | CA1325341C Method of monitoring solidification of a liquid composition |
| 12/17/1993 | CA2093310A1 Product inspection method and apparatus |
| 12/16/1993 | DE4219270A1 Multiway pipeline valve controller for white or red wine and water flow control - directs light beam from halogen lamp through path of liquid for absorption to differentiate between wine and water and controls three=way valve on basis of result to divert flow into appropriate pipe. |
| 12/15/1993 | EP0574354A1 Body for forming at least one electrode and/or a sensor |
| 12/15/1993 | EP0574350A1 Method for inspecting the continuity of the longitudinal bars of multiple chamber hollow profiles |
| 12/15/1993 | EP0574336A1 Device and method for detecting surface flaws in moving, elongated, metallic objects |
| 12/15/1993 | EP0574056A1 Dry analytical element for the detection of prostatic acid phosphatase |
| 12/15/1993 | EP0574000A1 Self-assembling mono-layer with short-chained linker |
| 12/15/1993 | EP0573598A1 Test strip holding and reading meter. |
| 12/15/1993 | EP0573572A1 Improved test strip |
| 12/15/1993 | EP0573535A1 Systems and methods of molecular spectroscopy to provide for the diagnosis of tissue |
| 12/15/1993 | EP0573428A1 Detection and control of aromatic compounds in combustion effluent |
| 12/15/1993 | EP0573421A1 Installation for the study or transformation of sample surfaces in a vacuum or controlled atmosphere. |
| 12/15/1993 | EP0429612B1 Method of optical analysis |
| 12/15/1993 | EP0352297B1 Photometry |
| 12/15/1993 | CN2149625Y Arsenic analysing apparatus using silver salt method |
| 12/14/1993 | US5271073 Optical fiber sensor and method of manufacture |
| 12/14/1993 | US5270945 Process environment monitoring system |
| 12/14/1993 | US5270853 Method and apparatus for imaging an object in or through a scattering medium by using multiple-wave mixing |
| 12/14/1993 | US5270797 Method and apparatus for determining a material's characteristics by photoreflectance using improved computer control |
| 12/14/1993 | US5270796 Apparatus for inspecting a phase shift mask |
| 12/14/1993 | US5270794 Fine structure evaluation apparatus and method |
| 12/14/1993 | US5270788 Apparatus for measuring polarization of bathochromically shifted fluorescence |
| 12/14/1993 | US5270787 Electro-optical methods and apparatus for high speed, multivariate measurement of individual entities in fiber or other samples |
| 12/14/1993 | US5270548 Phase-sensitive flow cytometer |
| 12/14/1993 | US5270546 Method and apparatus for non-contact, rapid and continuous moisture measurements |
| 12/14/1993 | US5270535 Mounting framework for contactless testing devices for molded objects at high temperature having a nondeformable structure with controlled displacements |
| 12/14/1993 | US5270213 Reducing phenylthiohydantion derivative of N-terminal amino acid to phenylthiocarbamyl derivative |
| 12/14/1993 | US5270164 Process for enhancing the chemiluminescence of enzyme-triggered 1,2-dioxetanes and uses therefor |
| 12/14/1993 | US5270116 Process for fluorimetric monitoring of functional coatings and compositions and fluorescent agents therefor |
| 12/14/1993 | US5269937 HPLC light scattering detector for biopolymers |
| 12/14/1993 | US5269900 Method and device for high speed separation of complex molecules |
| 12/14/1993 | CA2003983C Coating thickness gauge |
| 12/14/1993 | CA1325257C Method and system for determining surface profile information |
| 12/14/1993 | CA1325202C Dual liquid dispenser package |
| 12/14/1993 | CA1325171C Spectroscopic method and apparatus for measuring sugar concentrations |
| 12/14/1993 | CA1325162C Method and apparatus for monitoring blood components |
| 12/11/1993 | CA2070847A1 Multicomponent analysis of ft-ir spectra |
| 12/09/1993 | WO1993024950A1 Window mounted optical moisture sensor having light pipes with distal ends |
| 12/09/1993 | WO1993024854A1 Scanning object lens |
| 12/09/1993 | WO1993024841A1 A method and system for sampling and determining the presence of compounds in containers |
| 12/09/1993 | WO1993024825A1 A method and system for sampling and determining the presence of contaminants in containers |
| 12/09/1993 | WO1993024824A1 Device and process for measuring solid concentrations in liquids |
| 12/09/1993 | WO1993024823A1 An improved indirect method for determining oxygenate content using near-infrared absorption spectra |
| 12/09/1993 | WO1993024213A1 Apparatus for drawing fluid sample, components thereof, and a slide assembly for use therewith |
| 12/09/1993 | WO1993024127A1 Selective cell inactivation in blood |
| 12/09/1993 | DE4218721A1 Electrophoretic capillary appts. for analysing protein fractions, etc. - includes micro-dosing system for setting pressure differentials and/or feeding specific volumes to appts. |
| 12/09/1993 | CA2135878A1 A method and system for sampling and determining the presence of contaminants in containers |
| 12/09/1993 | CA2135877A1 A method and system for sampling and determining the presence of compounds in containers |
| 12/09/1993 | CA2127546A1 An improved indirect method for determining oxygenate content using near-infrared absorption spectra |
| 12/08/1993 | EP0573264A2 Apparatus and method of use for a photosensitizer enhanced fluorescence based biopsy needle |
| 12/08/1993 | EP0572592A1 Detection of foreign fibres in yarns. |
| 12/08/1993 | EP0572571A1 Apparatus and method for analyzing body fluids |
| 12/08/1993 | EP0572479A1 Engineered lighting system for tdi inspection |
| 12/08/1993 | CN1079302A Optic fibre pH meter |
| 12/08/1993 | CN1079301A Simultaneous monitoring of multiple water treatment performance indicators |
| 12/08/1993 | CN1079265A Method of sensing the variation of consistensy of a fabric and apparatus for carrying out such method |
| 12/07/1993 | USH1268 Method and apparatus for controlling internal rotation of principal axes in fabrication of birefringement fibers |
| 12/07/1993 | US5268972 Aromatic hydrocarbon optrodes for groundwater monitoring applications |
| 12/07/1993 | US5268968 Defect judgement method |
| 12/07/1993 | US5268749 Apparatus and method for providing uniform illumination of a sample plane |
| 12/07/1993 | US5268748 Arrangement for measuring the reflection and/or transmission of an object |
| 12/07/1993 | US5268747 Apparatus for the simultaneous non-contacting testing of a plurality of points on a test material, as well as the use thereof |
| 12/07/1993 | US5268746 Devices for measuring the optical absorption in thin layer materials by using the photothermal deflection spectroscopy |
| 12/07/1993 | US5268745 Light radiation absorption gas detector |
| 12/07/1993 | US5268736 For use with a source of light and a spectrophotometer |
| 12/07/1993 | US5268735 Apparatus for observing features and defects of a sample |
| 12/07/1993 | US5268732 Apparatus for measuring spectral transmissivity of optical fiber |
| 12/07/1993 | US5268305 Polymerizaed polyunsaturated lipids |
| 12/07/1993 | US5268304 Method of determining the concentration of a chemical of interest in a solution |
| 12/07/1993 | US5268302 Selective, high speed detection of vapors with analysis of multiple GC-separated portions |
| 12/07/1993 | US5268145 Sensor film containing a dye and sensitizer |
| 12/07/1993 | US5268080 DNA detector and DNA detection method |
| 12/07/1993 | US5267381 For inspecting a face of a tube |
| 12/07/1993 | US5267370 Suction device for liquids |
| 12/07/1993 | CA1324895C Optical fiber moisture sensor |
| 12/07/1993 | CA1324894C Method and apparatus for the identification of particles |
| 12/02/1993 | DE4317757A1 Differential refractometer for liq. chromatography - has interior housing which is temp. controlled to improve accuracy and reduce wt., LED and semiconductor heat source |
| 12/02/1993 | DE4217868A1 Temp.-controlled multiple test tube for optical study of liquids - has upper and lower aluminium plates having openings into which test tubes are placed at least one plate has surface foil heating element |
| 12/02/1993 | DE4217852A1 Detecting and analysing cell tissue structure in vivo by light polarisation - using laser source, analyser and difference detector in microscope assembly for distinguishing between healthy and pathological tissue for early tumour diagnosis |
| 12/02/1993 | CA2097280A1 Apparatus and method of use for a photosensitizer enhanced fluorescence based bipsy needle |
| 12/01/1993 | EP0572341A2 Method and apparatus for analysing automatically the physico-chemical parameters of a sample of fruits or the like |
| 12/01/1993 | EP0572336A1 Coating density analyzer and method using image processing |
| 12/01/1993 | EP0572157A1 Improved microsensor and method of manufacture |
| 12/01/1993 | EP0571960A1 Method and device for optically detecting the dimensions of an object and use of the method |
| 12/01/1993 | EP0571900A1 Device for continuous measuring of the mass irregularities of a fibre bundle |
| 12/01/1993 | EP0571728A2 Method for checking the formation of continuously advanced products |
| 12/01/1993 | EP0571661A1 Microplate for assays using light measurement |
| 12/01/1993 | EP0571487A1 Automated bubble trap |
| 12/01/1993 | EP0358661B1 Method and system for determining surface profile information |
| 12/01/1993 | CN1079050A NIR method and apparatus for on-line measurement of foods in bulk |
| 12/01/1993 | CN1022949C Atomic absorption portable mercury measuring instrument |
| 11/30/1993 | US5267178 Photometric process and computer controlled photometer |
| 11/30/1993 | US5267152 Non-invasive method and apparatus for measuring blood glucose concentration |