| 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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| 12/01/1992 | US5168323 Device and method for determining impurities in a gas |
| 12/01/1992 | US5168322 Surface inspection using retro-reflective light field |
| 12/01/1992 | US5168162 Method of detecting the presence of anomalies in exfoliated cells using infrared spectroscopy |
| 12/01/1992 | US5168156 Reflective evanescent fiber-optic chemical sensor |
| 12/01/1992 | US5167982 Method of detecting a degraded phosphor in a lamp phosphor suspension |
| 12/01/1992 | US5167230 User-wearable hemoglobinometer for measuring the metabolic condition of a subject |
| 12/01/1992 | US5167149 Apparatus and method for detecting the presence of gas in a borehole flow stream |
| 11/26/1992 | WO1992021099A2 Optical sensor |
| 11/26/1992 | WO1992021025A1 Meat quality sensing apparatus |
| 11/26/1992 | WO1992021014A1 Transmissive system for characterizing materials containing photo-reactive constituents |
| 11/26/1992 | WO1992020861A1 Method and apparatus for control of the dry line or for control based on the dry line in a fourdrinier paper machine |
| 11/26/1992 | DE4117072A1 Differential absorption appts. using light wave radar - contains laser light source with simultaneous stable radiation in two longitudinal modes and rapid tuning, and achieves heterodyne reception by mode superimposition |
| 11/26/1992 | DE4117011A1 Optischer sensor Optical sensor |
| 11/26/1992 | DE4116633A1 Opto-electronic sensor detecting adherent liquid components in storage substances - measures transmission of optical conductor placed in or on substance in one of variety of possible forms |
| 11/26/1992 | CA2109726A1 Method and apparatus for control of the dry line or for control based on the dry line in a fourdrinier paper machine |
| 11/25/1992 | EP0515273A1 Optical device for the recognition of window tints |
| 11/25/1992 | EP0515211A2 Apparatus and method for phase resolved fluorescence lifetimes of independent and varying amplitude pulses |
| 11/25/1992 | EP0515194A2 Assay methods utilizing induced luminescence |
| 11/25/1992 | EP0515129A2 Apparatus for optical testing of samples |
| 11/25/1992 | EP0515100A1 Apparatus for analyzing cells in urine |
| 11/25/1992 | EP0515099A1 Apparatus for analyzing cells in urine |
| 11/25/1992 | EP0514678A1 Sample setting method and apparatus for flame type atomic absorption spectrophotometry |
| 11/25/1992 | EP0514532A1 Process for analysing a gas sample, analysis device, uses thereof and test installation with said device |
| 11/25/1992 | EP0514492A1 Light wave polarization determination using a hybrid system |
| 11/25/1992 | EP0514393A1 Process and device for automatic monitoring of space-shape data in the manufacture of semiconductor components |
| 11/25/1992 | CN2123074U Laser cell aggregation tester |
| 11/25/1992 | CN2123073U Synchronous temp.-changing device for spectrograph |
| 11/25/1992 | CN1066504A Quick-testing agent for water purifier and preparation method thereof |
| 11/25/1992 | CA2067526A1 Measuring percentage of protein in whole grain samples |
| 11/25/1992 | CA2061189A1 Chemiluminescent method and compositions |
| 11/24/1992 | US5166990 For intravascular use in measuring blood constituents |
| 11/24/1992 | US5166985 Method and apparatus for inspecting surface pattern of object |
| 11/24/1992 | US5166813 Use in measuring fluorescence emitted from a sample |
| 11/24/1992 | US5166756 Powder fiber optic probe having angled end in nir optical analyzing instrument |
| 11/24/1992 | US5166753 Method for inspecting electronic devices mounted on a circuit board |
| 11/24/1992 | US5166752 Simultaneous multiple angle/multiple wavelength ellipsometer and method |
| 11/24/1992 | US5166748 Scanning interferometer sensor system |
| 11/24/1992 | US5166747 Apparatus and method for analyzing the composition of formation fluids |
| 11/24/1992 | US5166744 Method of measuring the nonlinear refractive index coefficient of a bistable resonant cavity optical component |
| 11/24/1992 | US5166743 Assembly for converting a spectrophotometer to a fluorometer |
| 11/24/1992 | US5166536 Method and apparatus for detecting edge cracks |
| 11/24/1992 | US5166535 Surface inspecting apparatus with surface inspection width adjustment |
| 11/24/1992 | US5166525 Through the wafer optical transmission sensor |
| 11/24/1992 | US5166517 Method of testing the accuracy of pulse oximeters and device therefor |
| 11/24/1992 | US5166515 Method of optical analysis of a fluid including an optical waveguide |
| 11/24/1992 | US5166080 Techniques for measuring the thickness of a film formed on a substrate |
| 11/24/1992 | US5166079 Analytical assay method |
| 11/24/1992 | US5166074 Method of detecting the initial concentration of a water-treatment chemical in a diluted aqueous system |
| 11/24/1992 | US5166052 Method for measuring polarization of bathochromically shifted fluorescence |
| 11/24/1992 | US5165795 Method of determining the weight of conversion layers per unit of area |
| 11/24/1992 | US5165792 Method and apparatus for high resolution analysis |
| 11/24/1992 | US5165292 Device for measuring characteristic of a fluid |
| 11/24/1992 | CA1310717C Inspecting glass containers for line-over finish defects |
| 11/24/1992 | CA1310624C Fluid separation and processing device |
| 11/24/1992 | CA1310507C Instrument for independently and kinetically measuring light transmission through a plurality of samples |
| 11/22/1992 | WO1992020990A1 Interferometric measuring device in integrated optics |
| 11/22/1992 | CA2102593A1 Interferometric device for determining the characteristics of an integrated optics object |
| 11/19/1992 | EP0514301A1 Linear image information processing device de generations of a piece with a revolution axes |
| 11/19/1992 | EP0514178A1 Apparatus for analyzing cells in urine |
| 11/19/1992 | EP0513762A1 Reagent and method for analyzing cells in urine |
| 11/19/1992 | EP0513604A1 Labeling of hydrocarbons |
| 11/19/1992 | EP0513276A1 Process for the automatic selection of containers amd measuring device therefor and an installation with such a measuring device |
| 11/19/1992 | EP0513025A1 Detection apparatus |
| 11/19/1992 | DE4116431A1 Optical measuring unit with optical receiver and first measuring cell - has light wave conductor with which optical transmitter and optical receiver form transmitting and receiving system for transmitting bidirectional signals |
| 11/19/1992 | DE4116116A1 Fluorescent light measuring instrument for joint testing - has optical passages generating quasi monochromatic excitation light and contg. collector lenses and detectors, for compact system |
| 11/19/1992 | DE4115841A1 Optical monitoring appts. for objects, e.g. during manufacture - acquires images of object via image conductors passing images to opto-electronic sensors and illuminates object via optical or image conductors |
| 11/19/1992 | DE4115401A1 Fluorescent cell ion concn. measurement - uses light sources directed at test section through diffraction grid and focus system |
| 11/17/1992 | US5165101 Methods and apparatus for optically determining the acceptability of products |
| 11/17/1992 | US5165078 Multi-channel, multi-wavelength detection system |
| 11/17/1992 | US5165005 To identify chemical species |
| 11/17/1992 | US5164826 Method and apparatus for visual inspection of the internal structure of apparatus through internal passages |
| 11/17/1992 | US5164796 Apparatus and method for detection of microorganisms |
| 11/17/1992 | US5164604 Multiport particle detection apparatus utilizing a plenum having a plurality of spatically separate channels in fluid combination |
| 11/17/1992 | US5164603 Modular surface inspection method and apparatus using optical fibers |
| 11/17/1992 | US5164598 Capillary flow device |
| 11/17/1992 | US5164597 Method and apparatus for detecting microorganisms within a liquid product in a sealed vial |
| 11/17/1992 | US5164589 Reusable optical interface for non-permanent passive light coupling |
| 11/17/1992 | US5164588 Method and apparatus for sensing ambient conditions at locations along an optical fiber transmission path |
| 11/17/1992 | US5164586 Arrangement for measuring the absorption of transparent specimens mounted within an integrating sphere |
| 11/17/1992 | US5163601 Calcium fluoride panes, vapor depositing nickel, chromium and gold layers, soldering |
| 11/17/1992 | US5163332 For transmitting radiation |
| 11/17/1992 | CA1310211C Non-destructive object monitoring device using optical holography |
| 11/15/1992 | CA2068490A1 Apparatus for analyzing cells in urine |
| 11/15/1992 | CA2068480A1 Apparatus for analyzing cells in urine |
| 11/15/1992 | CA2068461A1 Apparatus for analyzing cells in urine |
| 11/12/1992 | WO1992019976A1 Process and device for determining measured quantities by means of an integrated optical sensor module |
| 11/12/1992 | WO1992019975A1 Fluorophore assisted carbohydrate electrophoresis diagnosis |
| 11/12/1992 | WO1992019968A1 Spectroscopic investigation using organometallic compounds |
| 11/12/1992 | WO1992019958A1 Apparatus for optically detecting contamination in particles of low optical-loss material |
| 11/12/1992 | WO1992019957A2 Method for optically measuring chemical analytes |
| 11/12/1992 | WO1992019956A1 Optical probe heads |
| 11/12/1992 | WO1992019955A1 Smoke detector apparatus |
| 11/12/1992 | WO1992019954A1 A method and an arrangement for making a zero-point calibration |
| 11/12/1992 | WO1992019944A1 Non-contact optical techniques for measuring surface conditions |
| 11/12/1992 | WO1992019930A1 Method and apparatus for optical imaging and measurement |
| 11/12/1992 | WO1992019848A1 Oil degradation measuring apparatus |
| 11/12/1992 | DE4135930C1 Measuring strength of spray mist formation for motor vehicle travelling on wet road - projecting EM radiation in fan shaped distribution pattern with receiver kept at constant relative position |
| 11/12/1992 | DE4115280A1 Non-ionising EM or ultrasonic radiation-pervious object analysis method - using linear and multiple emitter detector system with radiation or sound irradiated at respective wavelength range on translucent object |
| 11/12/1992 | DE4115067A1 Automatic colorimetric characterising of multicolour patterned sheet or pieces - using colour measuring appts. to determine colour triads of distributed measuring points and evaluating surface geometry |
| 11/11/1992 | EP0512918A1 Device for measuring the refractive index of a fluid |