| 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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| 02/11/1992 | US5087421 A bilirubin-trapping layer of polymer based on an unsaturated quaternary ammonium salt, an unsaturated compound and a diene compound; immunoassay; accuracy |
| 02/11/1992 | US5087295 Cleaning cycle for flow cytometers |
| 02/11/1992 | US5087123 Atomic emission spectrometer with background compensation |
| 02/11/1992 | US5087120 System for capturing, pressing and analyzing entrained solids such as cotton |
| 02/11/1992 | CA2048892A1 Multiple optical fiber event sensor and method of manufacture |
| 02/11/1992 | CA2048870A1 Calibration cuvette |
| 02/11/1992 | CA2048869A1 Multiple optical fiber event sensor and method of manufacture |
| 02/11/1992 | CA2048860A1 Optical fiber sensor and method of manufacture |
| 02/11/1992 | CA2048858A1 System and method for measuring oxygen in the presence of halothane |
| 02/11/1992 | CA1295707C Apparatus and method for inspection of surface quality of smooth surfaces |
| 02/08/1992 | WO1992002791A1 Apparatus for the calibration and quality control of a spectrophotometer |
| 02/08/1992 | CA2089086A1 Apparatus for the calibration and quality control of a spectrophotometer |
| 02/08/1992 | CA2048476A1 Photometer arrangement with scattered light trap |
| 02/06/1992 | WO1992001924A1 Device for continuously detecting contrast impurities contained in a moving fluid material |
| 02/06/1992 | WO1992001923A1 Optical scatter imaging |
| 02/06/1992 | WO1991018306A3 Optical probe |
| 02/06/1992 | DE4124920A1 Biochemical analyser esp. for blood analysis - has attenuated total reflection prism., sample concentrator and IR source |
| 02/06/1992 | DE4024162A1 Durchflusskuevette fuer lumineszenzmessungen Flow cell for luminescence |
| 02/05/1992 | EP0469957A1 Resin composition for image formation |
| 02/05/1992 | EP0469773A2 Iron (II) concentration monitoring for determining corrosion in boiler systems |
| 02/05/1992 | EP0469772A2 Analysis of ferrous ion in circulating water |
| 02/05/1992 | EP0469733A2 Apparatus and method for measuring gas concentrations |
| 02/05/1992 | EP0469661A1 Method for the indentification of frequency and bioenergetic activities in waters and their use |
| 02/05/1992 | EP0469572A2 A method measuring interstitial oxygen concentration |
| 02/05/1992 | EP0469377A2 Analysis system and method for the determination of an analyte in a liquid sample |
| 02/05/1992 | EP0469097A1 Method for determination of glucose in whole blood and cuvette and photometer for carrying out said method. |
| 02/05/1992 | EP0469083A1 Transient spectroscopic method and apparatus for in-process analysis of molten metal |
| 02/05/1992 | EP0468967A1 Internal reflectance apparatus and method using cylindrical elements |
| 02/05/1992 | CN1058470A Multi-element analyzer with isotope and x fluorescence |
| 02/05/1992 | CN1015406B Multiwalled hydride generator |
| 02/04/1992 | US5086279 Method of and apparatus for measuring the moisture content of fibrous materials |
| 02/04/1992 | US5086233 Luminometers with sample container displacement controlled by ramped abutment |
| 02/04/1992 | US5086232 Methods of and apparatus for inspecting surfaces for defects |
| 02/04/1992 | US5086229 Non-invasive measurement of blood glucose |
| 02/04/1992 | US5086226 Device for radio frequency powered glow discharge spectrometry with external sample mount geometry |
| 02/04/1992 | US5086001 Spectrophotometric analysis of chemical stability, chemical in interaction and absorption issued to evalluate risk of medication errors |
| 02/04/1992 | US5085831 Used for prevention of scales in tubes; photometrically analyzing turbidity in sample; corrosion resistance |
| 02/04/1992 | US5085757 Integrated temperature control/alignment system for high performance capillary electrophoretic apparatus |
| 02/04/1992 | US5085517 Automatic high speed optical inspection system |
| 02/04/1992 | US5085510 Pharmaceutical tablet vision inspection system |
| 02/04/1992 | US5085500 Non-imaging laser particle counter |
| 02/04/1992 | US5085499 Fiber optics spectrochemical emission sensors |
| 02/04/1992 | CA1295395C Method and apparatus for detecting the presence of flaws in a moving sheet of material |
| 02/04/1992 | CA1295394C Strip inspecting apparatus and associated method |
| 02/04/1992 | CA1295147C Secondary excitation dielectric waveguide sensor and its use in immunoassays |
| 02/01/1992 | CA2047828A1 On-line analyzer for ferrous ion |
| 01/30/1992 | DE4023610A1 Anti-condensation optical assembly for checking electric cables - comprises introducing gas rinsing medium into cup-like housing connected via tube to inspection glass and to 2nd tube |
| 01/29/1992 | EP0468817A2 Infra-red scanning microscopy |
| 01/29/1992 | EP0468742A2 Inductively coupled plasma spectroscopy |
| 01/29/1992 | EP0468693A2 Self-compensating seal in a centrifugal field |
| 01/29/1992 | EP0468538A1 Method and device for on-line characterizing of sheet formation |
| 01/29/1992 | EP0468487A2 Method of detecting angle of optical rotation in solution having time-dependent concentration, detection apparatus therefor, and detector cell therefor |
| 01/29/1992 | EP0468371A2 Method of and device for compensating for reading-position error of image sensor |
| 01/29/1992 | EP0468213A2 Semiconductor substrate, method of manufacturing semiconductor substrate and semiconductor device, and method of inspecting and evaluating semiconductor substrate |
| 01/29/1992 | EP0468074A1 Device for measuring the turbidity of smoke |
| 01/29/1992 | EP0467986A1 Method of and apparatus for non-destructive composite laminate characterization. |
| 01/29/1992 | CN2094742U Multi-hole flow colorimetric device |
| 01/29/1992 | CN1058271A Boiling type in situ laser raman spectrum specimen pool |
| 01/28/1992 | US5084764 Pipe inspection system |
| 01/28/1992 | US5084629 Split flow uniform multisensor detection |
| 01/28/1992 | US5084628 Sheet inspection method and apparatus having retroreflecting means |
| 01/28/1992 | US5084620 Method of detecting pre-spotting when dispensing sample |
| 01/28/1992 | US5084617 Fluorescence sensing apparatus for determining presence of native hydrocarbons from drilling mud |
| 01/28/1992 | US5084614 Optical single particle detector with lenseless fiber optic probe |
| 01/28/1992 | US5084397 Method and apparatus for controlled reagent deposition in reaction cassettes and the like |
| 01/28/1992 | US5084395 Reducible indicator compositions containing pyrogallol derivatives |
| 01/28/1992 | US5084382 A color former with an oxidizable coupler for detection of hydrogen peroxide or hydrogen peroxide forming system or peroxidase or oxidizers for amine detection |
| 01/28/1992 | US5084246 Multi-well test plate |
| 01/28/1992 | US5084205 Toner with fluorescent red dye in solution |
| 01/28/1992 | US5083869 Photocoustic signal detecting device |
| 01/28/1992 | US5083868 Colorimeter |
| 01/28/1992 | US5083867 Slab surface contour monitor |
| 01/28/1992 | US5083865 Particle monitor system and method |
| 01/28/1992 | US5083864 Graphite tube furnace with stationary specimen support for atomic absorption spectoscopy |
| 01/28/1992 | US5083863 System for checking the connection of conductor elements in a connector, and an automatic connection installation equipped with said system |
| 01/28/1992 | US5083862 Liquid bubble detector |
| 01/28/1992 | US5083384 Device for checking linear dimensions of parts |
| 01/28/1992 | CA1295031C Uv scanning system for centrifuge |
| 01/28/1992 | CA1294832C Indicator sheet for an autoclave test pack |
| 01/23/1992 | WO1992001225A1 Method for amplifying a signal emitted by a luminescent compound |
| 01/23/1992 | WO1992001224A1 Method for reducing interference in a fluorescent assay |
| 01/23/1992 | WO1992001217A1 Method for carrying out surface plasmon resonance measurement and sensor for use in the method |
| 01/23/1992 | WO1992001216A1 Process and device for qualitatively and quantitatively determining tissue-specific parameters of biological tissues |
| 01/23/1992 | DE4123916A1 Identifying and classifying surface qualities and defects of object - using video camera to store reflected images arising from sequential exposure to light from distributed sources |
| 01/23/1992 | DE4022751A1 Fluoro:methylated poly:cyano-benzene derivs. |
| 01/22/1992 | EP0467804A1 Optical detector for equipment for measuring a substance in a liquid |
| 01/22/1992 | EP0467581A2 Optical long-path gas monitoring apparatus |
| 01/22/1992 | EP0467326A2 Sample handling method for atomic absorption analysis |
| 01/22/1992 | EP0467307A2 Gas analyzer |
| 01/22/1992 | EP0467149A2 Method of and device for inspecting pattern of printed circuit board |
| 01/22/1992 | EP0466851A1 Device for determining the composition of fluids, in particular the constituents of exhaust gases of internal combustion engines |
| 01/21/1992 | US5083283 Method of determining calibration curve and apparatus using calibaration curve |
| 01/21/1992 | US5083161 Densitometer for measuring developability |
| 01/21/1992 | US5083036 Indicator circuit for a concentration measuring apparatus |
| 01/21/1992 | US5083035 Position location in surface scanning using interval timing between scan marks on test wafers |
| 01/21/1992 | US5083018 Fluid index of refraction sensor |
| 01/21/1992 | US5083004 Spectroscopic plasma torch for microwave induced plasmas |
| 01/21/1992 | US5082985 Process for controlling hydrocarbon steam cracking system using a spectrophotometer |
| 01/21/1992 | US5082790 Immunochemical reaction |
| 01/21/1992 | US5082635 High-pressure crystallographic observation apparatus |