Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 21 - Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light
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)
10/1999
10/12/1999US5966195 Method of determining cell thickness and twist angle parameters of liquid crystal cell
10/12/1999US5965889 Imaging stage for fourier transform infrared spectrometer
10/12/1999US5965888 Prediction of the properties of board by using a spectroscopic method combined with multivariate calibration
10/12/1999US5965887 Method and apparatus for monitoring maintenance of calibration condition in respiratory gas spectrometer
10/12/1999US5965874 Method and apparatus for measuring the polarization characteristics of optical transmission medium
10/12/1999US5965736 Luciferins able to react with a phosphatase enzyme; detection of enzyme conjugates; use with charge-coupled devices, e.g. including charge-coupling device cameras and luminometers; durability; efficiency; immunoassays
10/12/1999US5965642 Oxygen pressure-sensing dye dissolved or dispersed in a polymeric binder of homo or copolymers of fluorinated alkyl esters of methacrylic acid; for luminescence oxygen sensing applications; low photodegradation, reduced induction effect
10/12/1999US5965456 Analyte detection
10/12/1999US5965453 A test apparatus with a transparent tube having at one end a sample unit, the other end a detachable or nondetachable unit which are connected, and includes a cover with a probe and a swab at one end; rapid, efficient and disposable apparatus
10/12/1999US5964994 Composition and method for manufacturing ion selective electrode sensors
10/12/1999US5964733 Suction device for medical purposes
10/12/1999US5964712 Apparatus and breathing bag for spectrometrically measuring isotopic gas
10/12/1999CA2173564C Method of and device for measuring the refractive index of wafers of vitreous material
10/12/1999CA2048326C Method and device for photoelectric identification of a material web
10/10/1999CA2267873A1 Measuring sidewall thickness of glass containers
10/07/1999WO1999050811A2 Security label with a feature for protecting authenticity
10/07/1999WO1999050698A1 Method for splicing waveguides and splicing device
10/07/1999WO1999050650A1 Fibre-optic sensor
10/07/1999WO1999050649A1 Flame photometer detector
10/07/1999WO1999050648A1 Improvements in and relating to biomedical assays
10/07/1999WO1999050647A1 Device for measuring fluorescence polarisation or anisotropy
10/07/1999WO1999050646A1 Ndir instrument
10/07/1999WO1999050645A1 Flow cytometer for analysis of general diagnostic factors in cells and body fluids
10/07/1999WO1999050642A1 Apparatus and method for infectious disease detection
10/07/1999WO1999049973A1 Miniaturized microtiter plate for high throughput screening
10/07/1999WO1999028730A3 Process and device for producing a strip-like material avoiding repeated surface defects
10/07/1999DE19913454A1 LED module for light source with tailored emission wavelength
10/07/1999DE19820536C1 Body surface test arrangement esp. for inspection of paint surface of vehicle
10/07/1999DE19816359A1 Optical structural change detector for surface of moving part, especially adhesive layer
10/07/1999DE19815109A1 Vorrichtung zum Nachweis eines Fluoreszenzfarbstoffs Apparatus for detecting a fluorescent dye
10/07/1999DE19814715A1 Gelatinemembranfilter, Verfahren zu ihrer Herstellung und ihre Verwendung Gelatin membrane filters, processes for their preparation and their use
10/07/1999DE19814575A1 Optischer Sensor Optical sensor
10/07/1999DE19814070A1 Optical coherence tomography with dynamic coherent focal point for use with short coherence interferometer
10/07/1999DE19814057A1 Spectral interferometric optical tomography device
10/07/1999DE19813575A1 Curl testing device for paper sheet
10/07/1999CA2326647A1 Ndir instrument
10/07/1999CA2325860A1 Flow cytometer for analysis of general diagnostic factors in cells and body fluids
10/06/1999EP0947827A1 Apparatus for inspecting surfaces of bodies lying in different planes
10/06/1999EP0947826A2 Technique for investigating gases
10/06/1999EP0947825A1 Noble gas detection and determination
10/06/1999EP0947824A2 Large-field fluorescence imaging apparatus
10/06/1999EP0947823A2 Device for detecting a fluorescent dye
10/06/1999EP0947822A1 Arrangement and method to apply diffusing wave spectroscopy to measure the properties of multi-phase systems, as well as the changes therein
10/06/1999EP0947402A2 Water detection sensor
10/06/1999EP0946870A1 Non-aggregated fluorescent conjugates and method for obtaining them
10/06/1999EP0946865A1 Biosensing devices which produce diffraction images
10/06/1999EP0946864A1 In-situ monitoring of electrical properties by ellipsometry
10/06/1999EP0946855A1 Method and devices for measuring distances between object structures
10/06/1999EP0946677A1 Method for controlling severity of cracking operations by near infrared analysis in the gas phase using fiber optics
10/06/1999EP0876606A4 Particle enhanced spectroscopic detection
10/06/1999EP0848813A4 Method for manufacturing fiber optic sensors and novel sensors provided thereby
10/06/1999EP0789832B1 Process and device for the optical inspection of products
10/06/1999CN2342368Y Time biomedical tester capable of regulating light and spectrum
10/06/1999CN1045492C Method for detecting defect of micron/nanometer grade body in obscure material based on scattering principle
10/05/1999US5963662 Inspection system and method for bond detection and validation of surface mount devices
10/05/1999US5963661 Method of detecting particle-like point in an image
10/05/1999US5963660 Method and apparatus for detecting and measuring laps and gaps in composite materials
10/05/1999US5963658 Method and apparatus for detecting an abnormality within a host medium
10/05/1999US5963336 Chamber effluent monitoring system and semiconductor processing system comprising absorption spectroscopy measurement system, and methods of use
10/05/1999US5963335 Means and method for measuring absorption of radiation-scattering samples
10/05/1999US5963334 Apparatus and method for measuring color of a measurement object
10/05/1999US5963328 Surface inspecting apparatus
10/05/1999US5963325 Dual vertically oriented triangular shaped optical retarder element for use in spectroscopic ellipsometer and polarimeter systems
10/05/1999US5963319 Low noise Raman analyzer system
10/05/1999US5963318 Method of and apparatus for performing fixed pathlength vertical photometry
10/05/1999US5963317 Apparatus for inspecting well screens and associated methods
10/05/1999US5963316 Method and apparatus for inspecting a surface state
10/05/1999US5963315 Method and apparatus for processing a semiconductor wafer on a robotic track having access to in situ wafer backside particle detection
10/05/1999US5963314 Laser imaging system for inspection and analysis of sub-micron particles
10/05/1999US5962853 Process for determining the surface state of highways in particular, and device for carrying out this process
10/05/1999US5962852 Process and device for determining an analyte contained in a scattering matrix
10/05/1999US5962847 Cylindrical device for optical quality control of a strip-like material
10/05/1999US5962330 Method for detecting acid- and base-extractable markers
10/05/1999US5962218 Incubating sample, electrochemiluminescent label, means for binding, and particles which bind analyte or product to form complex; collecting on surface; inducing label to luminesce by surface selective excitation; detecting or quantitating
10/05/1999US5961924 Integrated optic waveguide immunosensor
10/05/1999US5961324 Tooth shade analyzer system and methods
10/05/1999US5961277 Inspection device and method
09/1999
09/30/1999WO1999049502A1 Method and apparatus for testing of sheet material
09/30/1999WO1999049346A1 High na system for multiple mode imaging
09/30/1999WO1999049312A1 Method and device for analysing the three-dimensional distribution of a component in a sample
09/30/1999WO1999049304A1 Method and device for detecting faults in flat glass, especially drips, threads and lines
09/30/1999WO1999049303A1 Method and device for detecting faults in flat glass
09/30/1999WO1999049302A1 Optical sensor
09/30/1999WO1999049301A1 Method for quantitative analysis of atomic components of materials by libs spectroscopy measurements
09/30/1999WO1999049300A1 Nanosecond gate spectroscopic diagnostic device
09/30/1999WO1999049299A1 Device and method for directly measuring calorific energy contained in a fuel gas
09/30/1999WO1999049298A1 Method for wavelength calibration of an electromagnetic radiation filtering device
09/30/1999WO1999034400A9 Direct injection high efficiency nebulizer for analytical spectrometry
09/30/1999WO1999030611A9 Membranes and optical sensors made therewith having improved barrier properties
09/30/1999WO1999026052A3 Automatic lens inspection system
09/30/1999DE19813744A1 Inspection of defects in a translucid film in the semiconductor process
09/30/1999DE19813216A1 Detecting faults in glass especially flat glass using laser beam for scanning glass
09/30/1999DE19813073A1 Verfahren und Vorrichtung zur Bestimmung der optischen Qualität und zur Detektion von Fehlern von Flachglas und anderen optisch transparenten Materialien, insbesondere von Drips, Fäden und Linien Method and apparatus for determining the optical quality of and for detecting defects of flat glass and other optically transparent materials, especially Drips, threads and lines
09/30/1999DE19813072A1 Verfahren und Vorrichtung zur Bestimmung der optischen Qualität und zur Detektion von Fehlern von Flachglas und anderen optisch transparenten Materialien Method and apparatus for determining the optical quality of and for detecting defects of flat glass and other optically transparent materials
09/30/1999DE19812846A1 Elemental composition determination of oxide melts
09/30/1999DE19812681A1 Vorrichtung zum Nachweis eines Fluoreszenzfarbstoffs Apparatus for detecting a fluorescent dye
09/30/1999DE19810163A1 Einrichtung zum Nachweis von Wasser und wasserhaltigen Substanzen, insbesondere von wasserhaltigen Klebstoffen, auf Oberflächen beliebiger Materialien Means for detection of water and water-containing substances, particularly water-based adhesives, on surfaces of any materials
09/30/1999DE19809790A1 Verfahren und Vorrichtung zur Ermittlung einer Drallstruktur in der Oberfläche eines feinbearbeiteten zylindrischen Werkstücks Method and apparatus for determining a spin structure in the surface of a finely machined cylindrical workpiece
09/30/1999DE19808213A1 Gas chromatographic apparatus analyzing and determining physical properties, especially of natural gas
09/30/1999DE19807939C1 Non-invasive blood glucose concentration determination in vivo
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