| 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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| 07/26/1988 | US4760271 Apparatus and process for measuring formation and roughness of a paper web |
| 07/26/1988 | US4760270 Method of inspection for defects in successive objects |
| 07/26/1988 | US4760265 Method and device for detecting defects of patterns in microelectronic devices |
| 07/26/1988 | US4760250 Optoelectronics system for measuring environmental properties having plural feedback detectors |
| 07/26/1988 | US4759630 Detects the state of gas that is sealed in an electric lamp |
| 07/26/1988 | US4759211 Detection of defects on structures |
| 07/21/1988 | DE3700637A1 Messanordnung und messverfahren zur hochaufloesenden brechzahlprofilmessung an glasfasern Measuring system and measuring method of the refractive index profile measurement hochaufloesenden glass fiber |
| 07/21/1988 | DE3700580A1 Cell for gas analysers |
| 07/20/1988 | EP0274911A1 Diagnostic device, method for making, and method for using |
| 07/20/1988 | EP0274572A2 Device for the optical scanning of objects, especially record discs |
| 07/19/1988 | US4759074 Method for automatically inspecting parts utilizing machine vision and system utilizing same |
| 07/19/1988 | US4759072 Method and apparatus for detection of surface defects of hot metal body |
| 07/19/1988 | US4758888 Method of and means for inspecting workpieces traveling along a production line |
| 07/19/1988 | US4758782 Method and apparatus for inspecting printed circuit board |
| 07/19/1988 | US4758733 A labyrinthine light scattering-type smoke detector |
| 07/19/1988 | US4758730 Method for examining the surface reliefs of a sample and apparatus for carrying out same |
| 07/19/1988 | US4758727 Method and apparatus for the measurement of low-level laser-induced fluorescence |
| 07/19/1988 | US4758583 Method and agents for inhibiting protein aging |
| 07/19/1988 | US4758520 Chemiluminescence method for assaying compounds containing primary amino groups using 1-cyano-2-substituted benz(f)- or naphth(f)-isoindole fluorescers |
| 07/19/1988 | US4758519 Method for continuously analysing total gaseous mercury |
| 07/19/1988 | US4758308 System for monitoring contaminants with a detector in a paper pulp stream |
| 07/19/1988 | US4758094 Process and apparatus for in-situ qualification of master patterns used in patterning systems |
| 07/19/1988 | US4758088 Microscope accessory which facilitates radiation transmission measurements in the reflectance mode |
| 07/19/1988 | US4758085 Optical fiber spectrometer/colorimeter apparatus |
| 07/19/1988 | US4758084 Apparatus for detecting defects on a bottle mouth with a screw thread |
| 07/19/1988 | US4758083 Blood monitoring system |
| 07/19/1988 | CA1239476A1 Method for determining localized fiber angle in a three dimensional fibrous material |
| 07/19/1988 | CA1239293A1 Process for determining oxidation-dependent characteristics of similar plastic articles, as well as uses of the process and apparatus for performing the process on large injection moulded products, particularly bottle crates |
| 07/14/1988 | WO1988005164A1 Refraction coefficient profile measurement system and process |
| 07/14/1988 | WO1988005099A1 Method and apparatus for control of dry line on the wire of a fourdrinier paper machine |
| 07/13/1988 | EP0274403A2 Light absorption analyser |
| 07/13/1988 | EP0274134A2 Atomic absorption spectrophotometer |
| 07/13/1988 | CN87215047U Upright apparatus for atomizing system |
| 07/13/1988 | CN87108244A Method and means for measuring concentration of substance, particularly that of glucose in blood |
| 07/13/1988 | CN87101195A Colouring-permeating liquid for detecting flaw |
| 07/12/1988 | US4757306 Separation type light extinction smoke detector |
| 07/12/1988 | US4756884 For detecting presence of analyte in physiological fluid sample |
| 07/12/1988 | US4756883 Analysis device |
| 07/12/1988 | US4756855 Separation process based on number of flaws in pellets |
| 07/12/1988 | US4756622 For causing radiation to repetitively travel a closed path |
| 07/12/1988 | US4756619 Reflectance measuring apparatus for making contactless measurements |
| 07/12/1988 | US4756618 Refractive index measurement cell |
| 07/12/1988 | US4756403 Device for lowering and lifting containers |
| 07/12/1988 | CA1239225A1 Multiple wavelength light photometer for non-invasive monitoring |
| 07/12/1988 | CA1239217A1 Method for operating a microscopical mapping system |
| 07/06/1988 | EP0273671A2 Shutter assembly |
| 07/06/1988 | EP0273641A2 Photometric analyzer and controller for beverages |
| 07/06/1988 | EP0273296A2 Apparatus for the photometric analysis of liquid samples |
| 07/06/1988 | EP0273115A2 Chemiluminescent acridinium and phenanthridinium salts |
| 07/06/1988 | EP0100357B1 Methods and means for utilizing apodized beams |
| 07/06/1988 | CN87211407U Dry cement grading program-controlled laser analyser |
| 07/05/1988 | US4755874 Emission microscopy system |
| 07/05/1988 | US4755752 Flaw imaging in ferrous and nonferrous materials using magneto-optic visualization |
| 07/05/1988 | US4755684 Method for tumor diagnosis and arrangement for implementing this method |
| 07/05/1988 | US4755678 Simultaneous measurement of moisture content and basis weight of paper sheet with a submillimeter laser |
| 07/05/1988 | US4755675 Gas analyzer and a source of IR radiation therefor |
| 07/05/1988 | US4755667 Sensor element for determination of concentration of substances |
| 07/05/1988 | US4755357 Sampling device for a gas analyzer |
| 07/05/1988 | US4755058 Device and method for measuring light diffusely reflected from a nonuniform specimen |
| 07/05/1988 | US4755056 Instrument for spectroscopy having metal halide lamp as light source |
| 07/05/1988 | US4755055 Luminometer construction |
| 07/05/1988 | US4755054 Multichannel, optical-fiber-based spectrometer |
| 07/05/1988 | US4755049 Method and apparatus for measuring the ion implant dosage in a semiconductor crystal |
| 07/05/1988 | US4755048 Optical analysis of impurity absorptions |
| 06/30/1988 | DE3731861A1 Test set-up for optical plates |
| 06/29/1988 | EP0272645A2 Method for selectively measuring the filling material in running-material webs, particularly paper sheets |
| 06/29/1988 | EP0272407A2 Analytical unit for optical assay |
| 06/29/1988 | EP0272291A1 Method for measuring polarized fluorescence emissions. |
| 06/29/1988 | EP0272260A1 Flow cell for particle scanner. |
| 06/29/1988 | EP0138879B1 A method and an apparatus for assaying sulphur trioxide |
| 06/29/1988 | CN87214585U 显微镜光度计 Microscope photometer |
| 06/28/1988 | US4754151 Method and apparatus for measuring the optical scattering co-efficient of the ocean using large and small fields of view |
| 06/28/1988 | US4754150 Photoelectric smoke detector |
| 06/28/1988 | US4754149 Optical precipitation gauge which detects scintillations produced by particle movement in the light beam |
| 06/28/1988 | US4754142 Within an air sample |
| 06/28/1988 | US4753531 Flat container type analytical instrument |
| 06/28/1988 | US4753530 Field instrument for measurement of optical properties |
| 06/28/1988 | CA1238722A1 Process for the determination of traces of uranium in solution by time resolution spectrofluorimetry |
| 06/28/1988 | CA1238706A1 Vehicle guidance and control system |
| 06/27/1988 | EP0145725A4 Method of and apparatus for real-time high-speed inspection of objects for identifying or recognizing known and unknown portions thereof, including defects and the like. |
| 06/22/1988 | EP0272055A2 Luminometer apparatus and method |
| 06/22/1988 | EP0272007A2 5- and 6- Succinimidyl - carboxylate isomers of rhodamine dyes |
| 06/22/1988 | EP0271854A2 Test strip for the analytical determination of body fluid constituents |
| 06/22/1988 | EP0271728A2 Method for measuring and/or monitoring thread or rope properties |
| 06/22/1988 | CN85106658B Absorption spectrophotometry for trace germanium using 0-chlorophengl-fluorone as a color reagent |
| 06/22/1988 | CN85106181B Multilayer films interference filter for gas analyzer |
| 06/21/1988 | US4752897 System for monitoring and analysis of a continuous process |
| 06/21/1988 | US4752690 Method and apparatus for detecting incongruities, such as air bubbles, in fluid material |
| 06/21/1988 | US4752689 Apparatus for evaluating the quality of rice grains |
| 06/21/1988 | US4752588 Luminescent chemical sensor for gases |
| 06/21/1988 | US4752567 By subjecting to bright field or epipolarization microscopy; image contrast by video camera |
| 06/21/1988 | US4752448 Drug abuse test paper |
| 06/21/1988 | US4752447 Dye or basic or acid color former, complementary acid or basic compound |
| 06/21/1988 | US4752131 Laser-optical arrangement for measuring the degree of dispersion in flowing systems |
| 06/21/1988 | US4752128 Self-mixing cell for photometric and turbidimetric measurements |
| 06/21/1988 | US4752127 Optical tube inspection apparatus |
| 06/21/1988 | US4752115 Fluorescent dyes, phenanthroline complexes |
| 06/16/1988 | WO1988004427A1 Developing system and a method of using the developing system for detection of carboxylic acids |
| 06/16/1988 | WO1988004422A1 Surface inspection device |
| 06/16/1988 | WO1988004421A1 Demand modulated atomization apparatus and method for plasma spectroscopy |