| 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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| 02/19/1987 | DE3543682A1 Highly sensitive optical fibre refractometer |
| 02/19/1987 | DE3528439A1 Graphite tube cuvette for flameless atomic absorption spectroscopy |
| 02/18/1987 | CN85102907A Self-calibration self-compensation refractometer with laser beam |
| 02/17/1987 | US4644176 Method and apparatus for scanning the exterior of rod-shaped articles of the tobacco processing industry |
| 02/17/1987 | US4644174 Apparatus for analyzing the formation of a paper web |
| 02/17/1987 | US4644172 Electronic control of an automatic wafer inspection system |
| 02/17/1987 | US4644163 Material identification using infrared thermometry |
| 02/17/1987 | US4643877 Increased sensitivity |
| 02/17/1987 | US4643580 Photometer head for small test volumes |
| 02/17/1987 | US4643573 Method for measuring the relative concentration of larger and smaller particles in suspension |
| 02/17/1987 | US4643570 Through-flow cuvette |
| 02/17/1987 | US4643569 Dual beam laser inspection apparatus |
| 02/17/1987 | US4643230 Method and apparatus for the automatic monitoring of textile fabrics, especially woven fabrics |
| 02/17/1987 | CA1217951A1 Apparatus and method for polymer melt stream analysis |
| 02/12/1987 | WO1987000927A1 Homogeneous process for the luminescent determination and/or detection of an analyte in a medium susceptible of containing it |
| 02/12/1987 | WO1987000925A1 Optical-type, phase transition, humidity-responsive devices |
| 02/12/1987 | WO1987000920A1 Fiber optic probe for quantification of colorimetric reactions |
| 02/10/1987 | US4642778 Method and device for spectral reconstruction |
| 02/10/1987 | US4642471 Scattered radiation smoke detector |
| 02/10/1987 | US4641973 Method and apparatus for measurement of the concentration of a component of a mixture |
| 02/10/1987 | US4641969 Method and apparatus for measuring the content of suspended substances in a flowing medium |
| 02/10/1987 | US4641968 Mobile spectrometric apparatus |
| 02/10/1987 | US4641967 Particle position correlator and correlation method for a surface scanner |
| 02/10/1987 | US4641966 Automated inspection system |
| 02/10/1987 | US4641965 Immersion refractometer with angle prism |
| 02/10/1987 | US4641527 Inspection method and apparatus for joint junction states |
| 02/10/1987 | US4641524 Optical humidity sensor |
| 02/10/1987 | US4641518 Process for the non-destructive inspection of surface defects |
| 02/10/1987 | CA1217651A Method for rapid determination of the contents of lignin, monosaccharides and organic acids in the process solutions of sulfite pulping |
| 02/10/1987 | CA1217650A Method and apparatus for coating detection and surface evaluation |
| 02/10/1987 | CA1217649A System for the observation and automatic quantification of phenomena capable of being detected by fluorescence |
| 02/05/1987 | DE3528009A1 Automatically operating device for monitoring the transparency of panes |
| 02/04/1987 | EP0210869A1 Optical probe |
| 02/04/1987 | EP0210794A2 Detection of defects on structures |
| 02/04/1987 | EP0210676A2 Optical retro-reflective system for detecting releases of hydrocarbons, atmospheric mist or smoke |
| 02/04/1987 | EP0210449A2 Prolonged chemiluminescence |
| 02/04/1987 | EP0210417A1 A method and an apparatus for determining blood components |
| 02/04/1987 | EP0210343A1 Flow cytometry apparatus with improved light beam adjustment |
| 02/04/1987 | CN85105779A Photoelectric smoke sensor |
| 02/03/1987 | USH220 Optical performance comparator |
| 02/03/1987 | US4641353 Inspection method and apparatus for a mask pattern used in semiconductor device fabrication |
| 02/03/1987 | US4641256 System and method for measuring energy transmission through a moving aperture pattern |
| 02/03/1987 | US4641036 Method of and apparatus for imaging surface of object at high temperature |
| 02/03/1987 | US4641032 Process for the determination of traces of uranium in solution by time resolution spectrofluorimetry |
| 02/03/1987 | US4640820 Flow-through housing with blood gas sensors |
| 02/03/1987 | US4640719 Method for printed circuit board and/or printed wiring board cleaning |
| 02/03/1987 | US4640677 Gas control device for controlling the fuel gas and oxidizing agent supply to a burner in an atomic absorption spectrometer |
| 02/03/1987 | US4640627 Apparatus for monitoring a plasma torch |
| 02/03/1987 | US4640621 Transmissometer and optical elements therefor |
| 02/03/1987 | US4640617 Spectrometers having purge retention during sample loading |
| 02/03/1987 | US4640616 Automatic refractometer |
| 02/03/1987 | US4640615 Liquid refractometer |
| 02/03/1987 | CA1217478A1 Aminomethylfluorescein derivatives |
| 01/31/1987 | CN85101374A Glow-discharge tube for analysis |
| 01/29/1987 | WO1987000670A1 Process and device for locating faulty connections between identical or different materials |
| 01/29/1987 | WO1987000667A1 Frame assembly of a photoelectric smoke sensor |
| 01/29/1987 | WO1987000631A2 Methods and devices for measuring the ratio of incondensables in a gas mixture |
| 01/29/1987 | WO1987000629A1 Inspection apparatus |
| 01/29/1987 | WO1987000628A1 A device for measuring the light scattering of biological cells in flow cytophotometers |
| 01/29/1987 | WO1987000627A1 Assembly for mounting light-emitting element and light-receiving element in photoelectric smoke sensor |
| 01/29/1987 | WO1987000617A1 Method and apparatus for nondestructively determining the characteristics of a multilayer thin film structure |
| 01/29/1987 | DE3623898A1 Device for detecting defects in textile threads |
| 01/29/1987 | DE3525859A1 Verfahren und vorrichtung zur ortung von fehlerhaften verbindungen zwischen gleichen oder unterschiedlichen materialien Method and device for location-of faulty connections between the same or different materials |
| 01/29/1987 | DE3525346A1 Infrared analyser |
| 01/28/1987 | EP0209860A2 Apparatus for contactless reflection measurement |
| 01/28/1987 | EP0209704A2 Device for the optical measurement of the turbidity of gases |
| 01/28/1987 | EP0209581A1 Breath tester |
| 01/28/1987 | EP0209521A1 Precipitation identification by utilizing particulate size and velocity, extinction coefficients and humidity measurements |
| 01/28/1987 | CN86105741A Method for examining structure defect |
| 01/28/1987 | CN85105791A Analog-type fire detector |
| 01/27/1987 | US4639775 Method for detecting blemishes near the perimeter of a CCD image |
| 01/27/1987 | US4639594 Fiberoptic probe and method of making and using |
| 01/27/1987 | US4639592 Cigarette testing apparatus |
| 01/27/1987 | US4639137 Method of and device for determining when a liquid-renewal process is to be terminated |
| 01/27/1987 | US4639136 Electrothermal atomiser |
| 01/27/1987 | US4639135 Cuvette |
| 01/27/1987 | CA1217274A1 Process and apparatus for the regulation of ink feed controls in an offset printing machine |
| 01/27/1987 | CA1217273A1 Process and apparatus for the evaluation of the printing quality of a printed product produced by an offset printing machine |
| 01/24/1987 | CN86101614A Infrared spectrometry of back oil in vacuum system |
| 01/24/1987 | CN85101473A Fluid flow tube for measuring the light intensity absorption |
| 01/24/1987 | CN85101212A Light-transmitting type smoke-sensing unit |
| 01/24/1987 | CN85101204A Photoelectric detector |
| 01/22/1987 | DE3623052A1 Fluorescence analyser |
| 01/22/1987 | DE3524927A1 Light pipe for producing or photometrically measuring exceptionally small points of light |
| 01/21/1987 | EP0209515A1 Fibre-optic detector |
| 01/21/1987 | EP0209489A1 Waveguide to be used as optical probe in multiple internal reflection spectroscopic analysis |
| 01/21/1987 | EP0209295A1 Chemiluminescent gas analyzer for measuring the oxides of nitrogen |
| 01/21/1987 | EP0209252A2 Fine flaw detector for PC boards |
| 01/21/1987 | EP0209247A1 Instrument for measuring the photosynthetic activities of plants |
| 01/21/1987 | EP0209077A2 Apparatus for detecting defects on a bottle mouth with a screw thread |
| 01/21/1987 | EP0208901A1 Device for nebulizing sample-liquid for spectroscopical purposes |
| 01/21/1987 | EP0208866A2 Gas analyzer with large area pyroelectric detector |
| 01/20/1987 | US4638456 Spot quantitation |
| 01/20/1987 | US4637978 Multizonal, spectrophotometry, colors/materials; spreading, porosity |
| 01/20/1987 | US4637938 Methods of using selective optical excitation in deposition processes and the detection of new compositions |
| 01/20/1987 | US4637730 Optical and electronically compared absorptiometer |
| 01/20/1987 | US4637729 Fiber optic moisture analysis probe |
| 01/20/1987 | US4637726 Nondestructive noncontact device to characterize semiconductor material |
| 01/20/1987 | US4637719 Optical measurement of marine conditions |
| 01/20/1987 | US4637714 Inspection system for pellicalized reticles |