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
10/21/1999DE19813134A1 Mechanical inspection of the inner walls of large vessels
10/20/1999EP0950893A2 Apparatus for the detection of a fluorescent dye
10/20/1999EP0950892A2 Device for measuring optical density
10/20/1999EP0950891A1 Method to determine the effectiveness of a system for mixing chemicals
10/20/1999EP0950888A2 Method for marking at least one point on a object
10/20/1999EP0950881A2 Method and device for automatically positioning samples relative to an ellipsometer
10/20/1999EP0950718A1 Method for detecting dna with probe pna
10/20/1999EP0950181A1 Inspection machine for bottles or similar
10/20/1999EP0950180A1 Machine vision methods and apparatus for machine vision illumination of an object
10/20/1999EP0950179A1 Photoacoustic device and process for multi-gas sensing
10/20/1999EP0871861A4 Optical trap for detection and quantitations of subzeptomolar quantities of analytes
10/20/1999EP0805947A4 Device and method for time-resolved optical measurements
10/20/1999EP0770219B1 An optical measurement method and apparatus
10/20/1999EP0746757A4 A ratiometric fluorescence method to measure oxygen
10/20/1999CN2344773Y On-line chemical oxygen demand analyser
10/20/1999CN1232544A Method and device for measuring painted test tables
10/20/1999CN1232178A Supersonic atomizer
10/20/1999CN1232177A Optic method and apparatus for detection of gas
10/20/1999CN1232176A Method for testing metallic sodium content in refined p-phthalic acid
10/19/1999US5970424 Method and apparatus for qualifying an object
10/19/1999US5970168 Fourier filtering mechanism for inspecting wafers
10/19/1999US5969885 System and apparatus for calibrating an image detector
10/19/1999US5969857 Stage assembly of microscope which prevents its particles of wear from being dispersed
10/19/1999US5969846 Confocal microscope
10/19/1999US5969825 Dual-modulation laser line-locking for wavelength modulation spectroscopy
10/19/1999US5969814 Rate nephelometer
10/19/1999US5969813 Vial autosampler
10/19/1999US5969811 Spectral analyzer
10/19/1999US5969810 Optical inspection of transparent containers using two cameras and a single light source
10/19/1999US5969808 Brake check handheld refractometer
10/19/1999US5969805 Method and apparatus employing external light source for endpoint detection
10/19/1999US5969752 Multi-function viewer/tester for miniature electric components
10/19/1999US5969622 Allergen detector system and method
10/19/1999US5969493 Device for operating a windscreen wiper
10/19/1999US5969374 Contrast measurement system for laser marks
10/19/1999US5969373 System for detecting small holes in moving articles
10/19/1999US5969372 Film scanner with dust and scratch correction by use of dark-field illumination
10/19/1999US5969370 Surface inspection tool
10/19/1999US5968766 Method and apparatus for sensing the presence of microbes
10/19/1999US5968760 Temperature-Independent Blood Glucose Measurement
10/19/1999CA2184313C Diffused light reflectance readhead
10/19/1999CA2040913C Method and element for measuring analytes in biological fluids using immobilized binder-analyte labeled complex
10/14/1999WO1999052010A2 Optical computational system
10/14/1999WO1999052005A1 Apparatus and methods for fourier spectral analysis in a scanning spot microscope
10/14/1999WO1999051971A1 Method and apparatus for the automatic inspection of optically transmissive planar objects
10/14/1999WO1999051970A1 Apparatus for inspecting funnel of cathode ray tube and method thereof
10/14/1999WO1999051969A1 A method and system for monitoring or scanning an object, material or the like
10/14/1999WO1999051968A1 Method and apparatus for analysis of gas compositions
10/14/1999WO1999051967A1 Method and device for measuring concentration of absorbing component of scattering/absorbing body
10/14/1999WO1999051960A2 Raman spectroscopy apparatus and method using external cavity laser for continuous chemical analysis of sample streams
10/14/1999WO1999051955A1 Spectroscopic measurement system using an off-axis spherical mirror and refractive elements
10/14/1999WO1999051954A1 Arrangement and method to apply diffusing wave spectroscopy to measure the properties of multi-phase systems, as well as the changes therein
10/14/1999WO1999051817A1 Use of fluorescence in pulp or papermaking process control
10/14/1999WO1999051765A1 Method for detecting micro-organisms in gases
10/14/1999WO1999051718A1 Container holder reflectance flag
10/14/1999WO1999051621A2 Hybridization and mismatch discrimination using oligonucleotides conjugated to minor groove binders
10/14/1999WO1999051422A1 Adhesive-free polymer component joints for producing closed micro- and nano-channel structures
10/14/1999WO1999051284A2 Non-covalent bioconjugates useful for diagnosis and therapy
10/14/1999WO1999051142A2 Non-invasive tissue glucose level monitoring
10/14/1999WO1999036834A9 Printing and photocopying device and method whereby one toner mark is scanned at at least two points of measurement
10/14/1999DE19914994A1 Surface inspection method for detecting contamination on integrated circuit (IC)
10/14/1999DE19825390C1 Sign correction method for reflectance anisotropy measurements on rotating samples
10/14/1999DE19816042A1 Circuit for compensation of background absorption in an atom absorption spectrometer
10/14/1999DE19816004A1 Anordnung zur Fahrbahnzustandserkennung Arrangement for road condition recognition
10/14/1999DE19815748A1 Sensoreinrichtung zur Erfassung einer Benetzung einer Scheibe Sensor device for detecting wetting of a disc
10/14/1999DE19815632A1 Klebstoff-freie Verbindungen von Polymerbauteilen zur Erzeugung von geschlossenen Mikro- und Nanokanalstrukturen Adhesive-free connections of polymer components to generate closed micro- and nano-channel structures
10/14/1999CA2329135A1 Hybridization and mismatch discrimination using oligonucleotides conjugated to minor groove binders
10/14/1999CA2326987A1 Arrangement and method to apply diffusing wave spectroscopy to measure the properties of multi-phase systems, as well as the changes therein
10/14/1999CA2326650A1 Azo and diaza dericatives and uses thereof in phototherapy
10/14/1999CA2324112A1 A method and system for monitoring or scanning an object, material or the like
10/14/1999CA2322573A1 Non-invasive tissue glucose level monitoring
10/13/1999EP0949503A1 Procedure for the detection of an analyte in a sample by measurement of electrochemiluminescence
10/13/1999EP0949502A2 Device for detecting a fluorescent dye
10/13/1999EP0949500A1 Reaction cell system
10/13/1999EP0949499A1 Process for discriminating the color of a surface and apparatus for implementing the process
10/13/1999EP0949498A2 Apparatus and method for differentiating erythrocytes in urine
10/13/1999EP0949482A2 Measuring sidewall thickness of glass containers
10/13/1999EP0948761A1 On-line control of a chemical process plant
10/13/1999EP0948741A1 Method and apparatus for high spatial resolution spectroscopic microscopy
10/13/1999EP0948705A1 Combustor with flashback arresting system
10/13/1999EP0948413A1 Method and apparatus for the production of thin films
10/13/1999EP0948408A1 Microfabricated sleeve devices for chemical reactions
10/13/1999EP0858594A4 Optical carbon dioxide sensor, and associated methods of manufacture and use
10/13/1999EP0847524A4 Handheld infrared spectrometer
10/13/1999EP0842474A4 Improved process and apparatus for spotting labels
10/13/1999EP0837319A4 Method of determining micro-quantities of metal contaminants in lubricant oils, fuels and special-purpose fluids and device for carrying out said method
10/13/1999EP0804746A4 Fluorescence detection apparatus
10/13/1999EP0648074B1 Process for reducing plant loss
10/13/1999CN1231701A Method and apparatus for detecting bacteria
10/13/1999CN1045662C Electrophoresis analyzer with wavelength selective detection
10/12/1999US5966677 High accuracy particle dimension measurement system
10/12/1999US5966676 Calibration-inability warning method in analyzing apparatus
10/12/1999US5966673 System and method for computerized evaluation of gemstones
10/12/1999US5966477 Fiber optic sensor enclosure system
10/12/1999US5966458 Display screen inspection method
10/12/1999US5966218 Bobbin optical inspection system
10/12/1999US5966217 System and method for distinguishing an item from a group of items
10/12/1999US5966212 High-speed, high-resolution, large area inspection using multiple optical fourier transform cells
10/12/1999US5966205 Method and apparatus for detecting and preventing counterfeiting
10/12/1999US5966204 Near-infrared microscope
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