| 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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| 09/16/1993 | DE4307187A1 Infrared continual gas analyser uses correction circuit - eliminates errors due to changes in gas concn. and temp. of ambient air |
| 09/16/1993 | DE4207712A1 Arrangement for detecting several constituents of gases or liquids using light absorption - contains rotating optical diffraction grating, reflective cone facing grating and hollow mirror |
| 09/16/1993 | CA2131715A1 Blood chemistry measurement by stimulated infrared emission |
| 09/16/1993 | CA2131379A1 Cross-linked gas-permeable membrane of a cured perfluorinated urethane polymer, and optical gas sensors fabricated therewith |
| 09/16/1993 | CA2129329A1 Method of determining the humidity and temperature of atmospheric air |
| 09/15/1993 | EP0560565A2 Method and apparatus for object or surface inspection |
| 09/15/1993 | EP0560096A2 Apparatus for measuring bend amount of IC leads |
| 09/15/1993 | EP0545949A4 Self-compensating focs and other chemical sensors |
| 09/15/1993 | CN2142198Y Hydride generation & absorption plants for flow injection method |
| 09/15/1993 | CN1076278A 火焰原子吸收光谱法 Flame atomic absorption spectrometry |
| 09/14/1993 | US5245671 Apparatus for inspecting printed circuit boards and the like, and method of operating same |
| 09/14/1993 | US5245551 Method of determining extinction coefficient of fluorescent dye and protein concentration of dye-protein conjugate |
| 09/14/1993 | US5245424 Defect detection method |
| 09/14/1993 | US5245411 Optical instrument and conveyor for automated optical inspection machine and methods of operation |
| 09/14/1993 | US5245410 Optical fiber sensor based on the excitation of surface plasmon |
| 09/14/1993 | US5245409 Tube seam weld inspection device |
| 09/14/1993 | US5245405 Constant pressure gas cell |
| 09/14/1993 | US5245403 Apparatus for detecting extraneous substances on a glass plate |
| 09/14/1993 | US5245200 Apparatus and method for preventing blockage of a measuring head for effecting measurements of suspended substances |
| 09/14/1993 | US5245189 Infrared optical element and method of making the same |
| 09/14/1993 | US5245176 Method for scanning photodiodes utilizing a shutter mechanism having opening and closing transition times |
| 09/14/1993 | US5244813 Fiber optic sensor, apparatus, and methods for detecting an organic analyte in a fluid or vapor sample |
| 09/14/1993 | US5244810 Analytical method |
| 09/14/1993 | US5244637 Optical prism that induces sudden change in direction of light beam emitted so that it briefly is unable to reach receiver |
| 09/14/1993 | US5244636 Analysis of oxygen and carbon dioxide, measurement of pH |
| 09/14/1993 | US5244635 Centrifuge vessel with coaxial waste chamber having cap to prevent waste fluid transfer from the chamber into the vessel |
| 09/14/1993 | US5244630 Device for performing solid-phase diagnostic assay |
| 09/14/1993 | US5243983 Non-invasive blood glucose measurement system and method using stimulated raman spectroscopy |
| 09/14/1993 | US5243929 Tubular sanitary sight indicator |
| 09/13/1993 | CA2089332A1 Method of and apparatus for object or surface inspection employing multicolor reflection discrimination |
| 09/10/1993 | CA2084576A1 Constituent concentration indicator with a differentiator means and a signal conditioning means |
| 09/09/1993 | DE4206868A1 Photographing moving objects with video camera - provides scanning mirror in beam path between object and camera with deflection such that movement of object image is compensated |
| 09/09/1993 | DE4206776A1 Prognosis of fault after emulsion coating of photographic carrier - scanning of several random selected sample paper strips using e.g. laser beam digitising and classifying according to size and weighting |
| 09/09/1993 | DE4206609A1 Two-channel optical inspection system for pipelines and ducts - has spectral filters rotating with camera head about axis of pipe and stationary matrix image sensor |
| 09/08/1993 | EP0559524A1 Method and device for monitoring the transparency of a laminated glass sheet |
| 09/08/1993 | EP0559433A1 Flaw detection system for light-transmitting plate material |
| 09/08/1993 | EP0559313A1 Energy resolved emission microscopy system and method |
| 09/08/1993 | EP0559305A2 Simultaneous monitoring of multiple water treatment performance indicators |
| 09/08/1993 | EP0559164A2 Immunological method to determine HbAIc |
| 09/08/1993 | EP0559118A1 Fiber optic storage phosphor imaging plate scanner |
| 09/08/1993 | EP0558927A1 Method of non-contact measurement of the content of ice-thawing salt and device for carrying out said method |
| 09/08/1993 | EP0558863A1 Infrared ellipsometer |
| 09/08/1993 | EP0558730A1 Sanitary sight indicator |
| 09/08/1993 | EP0558628A1 Diesel particulate monitor |
| 09/08/1993 | EP0524301A4 Ellipsometric immunoassay system and method including a thin film detection device |
| 09/08/1993 | EP0489748B1 Improved octane measuring process |
| 09/08/1993 | EP0478585B1 Device for the lateral scanning of napless areas of fabric webs, especially sponge cloths |
| 09/08/1993 | CN1076028A Out-of-pattern coating defect detection system |
| 09/07/1993 | US5243546 Spectroscopic instrument calibration |
| 09/07/1993 | US5243465 Area-division beamsplitter with broad spectral bandwidth |
| 09/07/1993 | US5243410 Optical mixer |
| 09/07/1993 | US5243409 Apparatus for measuring optical density in situ |
| 09/07/1993 | US5243407 On-line paper sheet formation characterizing method and device |
| 09/07/1993 | US5243402 Optical inspection apparatus |
| 09/07/1993 | US5243401 Fluorescent image densitometer of flying spot system |
| 09/07/1993 | US5243400 Inspection of transparent containers |
| 09/07/1993 | US5243185 Apparatus and method for ice detection |
| 09/07/1993 | US5243184 Mirror-following imaging method and device |
| 09/07/1993 | US5242842 Glycosylated haemoglobin assay |
| 09/07/1993 | US5242835 Method and apparatus for determining the concentration of oxygen |
| 09/07/1993 | US5242803 Automatic immunoassay |
| 09/07/1993 | US5242797 Nucleic acid assay method |
| 09/07/1993 | US5242606 Sample metering port for analytical rotor having overflow chamber |
| 09/07/1993 | US5242602 Spectrophotometric monitoring of multiple water treatment performance indicators using chemometrics |
| 09/07/1993 | US5242586 Column protection system for liquid chromatography system |
| 09/07/1993 | CA1321896C Measuring apparatus for characterizing a surface having color directional reflectance properties |
| 09/07/1993 | CA1321895C Method for the direct determination of octane number |
| 09/04/1993 | CA2090717A1 Fiber optic storage phosphor imaging plate scanner |
| 09/02/1993 | WO1993017325A1 Capillary array confocal fluorescence scanner and method |
| 09/02/1993 | WO1993017324A1 Method and apparatus for analysing liquids |
| 09/02/1993 | WO1993017321A1 Electrothermal atomic absorption and preconcentration device |
| 09/02/1993 | WO1993017320A1 Sample nebulizer and evaporation chamber for icp and mip emission or mass spectrometry and spectrometers comprising the same |
| 09/02/1993 | WO1993017306A1 Pipette calibration system |
| 09/02/1993 | WO1993017304A1 Optical-absorption method for measuring the mass rate of flow of gases, and use of the method |
| 09/02/1993 | WO1993016629A1 Non-invasive device and method for determining concentrations of various components of blood or tissue |
| 09/02/1993 | DE4306050A1 Measuring double refraction to measure foil thickness - by applying phase plate to sample, measuring intensity of light momentarily passing through, etc. |
| 09/02/1993 | DE4206107A1 Determining dry mass in fluids esp. milk - using freezing point and turbidity measurements |
| 09/02/1993 | DE4205808A1 Simultaneously measuring optical density and granularity of photographic film - using self-scanning CCD detector with small aperture as densitometer and using diffuse optical density as mean value and RMS of grain as standard deviation of all micro-densities |
| 09/01/1993 | EP0558403A1 Device for monitoring the internal surface of a pipe, especially in a vapour generator |
| 09/01/1993 | EP0557814A1 Method and apparatus for selective identification and separation of contaminants in filling plants for the beverage industry |
| 09/01/1993 | EP0557715A2 Measuring vessel |
| 09/01/1993 | EP0557658A1 Raman spectroscopy of respiratory gases |
| 09/01/1993 | EP0557655A1 System for collecting weakly scattered optical signals |
| 09/01/1993 | EP0557652A1 Monitoring of film formation |
| 09/01/1993 | EP0557626A1 Method and apparatus for measuring the amount of dissolved water in a liquid organic phase |
| 09/01/1993 | EP0557558A1 Apparatus for inspecting the surface of materials |
| 09/01/1993 | EP0557357A1 Labelling agents comprising boronic acid conjugates. |
| 09/01/1993 | EP0557350A1 Assay for glycated blood proteins. |
| 09/01/1993 | EP0557331A1 Methods and apparatus for fabric inspection |
| 09/01/1993 | EP0557276A1 Methods for modelling tertiary structures of biologically active ligands including agonists and antagonists thereto and novel synthetic antagonists based on angiotensin |
| 09/01/1993 | CN2141565Y Density sensor using optic fibre bundle |
| 08/31/1993 | US5241483 Method and apparatus for checking printing and cutting quality in a package producing installation |
| 08/31/1993 | US5241369 Two-dimensional optical scatterometer apparatus and process |
| 08/31/1993 | US5241368 Fiber-optic probe for absorbance and turbidity measurement |
| 08/31/1993 | US5241367 Device for measuring the composition of fluids, in particular the components of exhaust gases from internal combustion engines |
| 08/31/1993 | US5241363 Micropipette adaptor with temperature control for PCR amplification |
| 08/31/1993 | US5241362 Microscopic spectrometer with auxiliary imaging system |
| 08/31/1993 | US5241361 Pattern shift measuring method |
| 08/31/1993 | US5241189 Ink concentration sensor for maintaining dye concentration in an ink jet printer |
| 08/31/1993 | US5241184 Apparatus and method for quantizing remaining lifetime of transmission cable insulation |