| 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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| 03/15/1988 | US4731334 Method and apparatus for detecting and quantitatively determining selenium |
| 03/15/1988 | US4731209 Method of making standard color models used for judging beef |
| 03/15/1988 | US4731154 Method and apparatus for quantitative measurement of organic contaminants remaining on cleaned surfaces |
| 03/15/1988 | US4730940 Device for pyrometric temperature measurement |
| 03/15/1988 | US4730933 Photometric measuring apparatus |
| 03/15/1988 | US4730932 Transmissivity inspection apparatus |
| 03/15/1988 | US4730931 Method and apparatus for optically monitoring fiber orientation in nonwoven webs |
| 03/15/1988 | US4730925 Method of spectroscopically determining the composition of molten iron |
| 03/15/1988 | US4730922 Absorbance, turbidimetric, fluorescence and nephelometric photometer |
| 03/15/1988 | US4730921 Photodensitometer for minimizing the refractive effects of a fluid sample |
| 03/15/1988 | US4730882 Multiple internal reflectance spectroscopy system |
| 03/15/1988 | CA1234199A1 Photoelectric smoke sensor |
| 03/10/1988 | WO1988001746A1 Enhanced luminescent assay |
| 03/10/1988 | WO1988001741A1 Method and system for determining free fatty acid content |
| 03/10/1988 | WO1988001738A1 Opto-electronic detector |
| 03/10/1988 | WO1988001737A1 Device for continually measuring the turbidity of a liquid |
| 03/10/1988 | WO1988001736A1 Optical analysis |
| 03/10/1988 | WO1988001730A1 Method and apparatus for distinguishing photoluminescent and reflecting surfaces in forensic science applications |
| 03/09/1988 | EP0259036A2 Inspection apparatus |
| 03/09/1988 | EP0258983A2 Method for calibrating flow cytometers |
| 03/09/1988 | EP0258982A2 Materials for calibrating flow cytometers and other analysis instruments |
| 03/09/1988 | EP0258862A2 Method for measuring concentration or activity of specific component in liquid to be tested |
| 03/09/1988 | EP0258588A2 Optical surface-measuring device |
| 03/09/1988 | EP0258360A1 Method for measuring the properties of a composition consisting of a liquid and solid particles and apparatus used in the method |
| 03/09/1988 | EP0258331A1 Glow discharge lamp and use thereof. |
| 03/08/1988 | US4730112 Oxygen measurement using visible radiation |
| 03/08/1988 | US4730037 Diazotization, azo coupling |
| 03/08/1988 | US4729950 Enhanced luminescent or luminometric assay |
| 03/08/1988 | US4729947 DNA sequencing |
| 03/08/1988 | US4729661 Asynchronous serial cuvette reader |
| 03/08/1988 | US4729659 Method and apparatus for measuring a liquid mobility |
| 03/08/1988 | US4729657 Method of calibrating reflectance measuring devices |
| 03/08/1988 | US4729656 Electrothermal atomiser |
| 03/08/1988 | US4729468 Apparatus for monitoring the condition of filamentary belts in cigarette making machines and the like |
| 03/08/1988 | CA1233665A1 Optical measurement of marine conditions |
| 03/08/1988 | CA1233663A1 Method for testing and treating stored fuel |
| 03/02/1988 | EP0258150A2 System for measurement of traveling webs |
| 03/02/1988 | EP0258071A2 Exposure-reading processing and controlling circuits for cameras |
| 03/02/1988 | EP0257959A2 Optical fibre measurement apparatus and method |
| 03/02/1988 | EP0257955A2 Chemical sensor |
| 03/02/1988 | EP0257916A1 Indicator device |
| 03/02/1988 | EP0257849A2 Measurement of moisture stratified sheet material |
| 03/02/1988 | EP0257759A2 Particles for calibrating flow cytometers and other analysis instruments |
| 03/02/1988 | EP0257749A1 Methods and apparatus for monitoring the diffuse reflectivity of a surface |
| 03/02/1988 | EP0257660A2 Method and apparatus for judging agglutination |
| 03/02/1988 | EP0257559A2 Multi-color fluorescence analysis with single wavelength excitation |
| 03/02/1988 | EP0257553A2 Apparatus for detecting a position of an electronic part |
| 03/02/1988 | EP0257248A2 Apparatus for measuring light seattering |
| 03/02/1988 | EP0257229A2 Fotometer |
| 03/02/1988 | EP0257093A1 Microspectrofluorimeter |
| 03/02/1988 | CN87202304U Optical fiber, laser detector for surface-roughness |
| 03/01/1988 | US4729079 Illuminator for visual inspection of curved specular surfaces |
| 03/01/1988 | US4728800 Apparatus and method for detecting defects in a moving web |
| 03/01/1988 | US4728792 Sorption sheet for sorbing a plurality of discrete samples and method of producing such a sorption sheet and use thereof |
| 03/01/1988 | US4728499 Carbon dioxide indicator device |
| 03/01/1988 | US4728195 Method for imaging printed circuit board component leads |
| 03/01/1988 | US4728190 Device and method for optically detecting particles in a fluid |
| 03/01/1988 | US4728189 Atomic absorption spectrophotometer |
| 03/01/1988 | US4727730 Integrated optic system for monitoring blood pressure |
| 03/01/1988 | CA1233339A1 Photometer head for small test volumes |
| 02/25/1988 | WO1988001384A1 Indicator device |
| 02/25/1988 | WO1988001380A1 Microprocessor controlled titrator |
| 02/25/1988 | WO1988001379A1 Laser ablation inspection |
| 02/25/1988 | WO1988001378A1 Separation process |
| 02/25/1988 | WO1988001377A1 Method and apparatus for detecting incongruities, such as air bubbles, in fluid material |
| 02/25/1988 | WO1988001376A1 Method and apparatus for determining the level of an analyte in a sample of whole blood |
| 02/25/1988 | WO1988001375A1 Fault detection and reset in surface reflectance meter |
| 02/25/1988 | WO1988001374A1 Agglutination reaction method and apparatus |
| 02/25/1988 | WO1988001150A1 Method and apparatus for the automatic calibration of signals employed in oximetry |
| 02/25/1988 | WO1988001149A1 Method and apparatus for indicating perfusion and oxygen saturation trends in oximetry |
| 02/25/1988 | WO1988001148A1 Multiple-pulse method and apparatus for use in oximetry |
| 02/25/1988 | WO1987005462A3 Apparatus for determining meat quality |
| 02/25/1988 | DE3627378A1 Photometer and method for setting the photometer |
| 02/24/1988 | EP0256970A2 Device for the fast colour measuring of different samples |
| 02/24/1988 | EP0256932A2 Use of oxidase enzyme systems in chemiluminescent assays |
| 02/24/1988 | EP0256806A2 Method for the determination of glucose in whole blood |
| 02/24/1988 | EP0256742A2 Method for measuring concentration of adhesive of coating layer surface |
| 02/24/1988 | EP0256474A2 Method and apparatus for detecting particular particulate substance |
| 02/24/1988 | EP0256431A1 Process for the control of the splitting of oil/water emulsions |
| 02/24/1988 | EP0256314A2 Method and device for the measurement of the concentration of gas in a gaseous mixture |
| 02/24/1988 | EP0256280A2 Device for optical time domain reflectometry on optical fibres |
| 02/24/1988 | EP0256216A2 Trench etch endpoint detection by laser-induced fluorescence |
| 02/24/1988 | EP0256196A1 Method to identify a certain object and to recognize it afterwards |
| 02/24/1988 | EP0256120A1 An in situ particle size measuring device cross-reference to related applications. |
| 02/24/1988 | CN87105619A 指示器装置 Indicator device |
| 02/24/1988 | CN87104958A Argon shielded atomization unit for quartz furnace |
| 02/23/1988 | US4727420 Acoustooptic image formation |
| 02/23/1988 | US4727418 Image processing apparatus |
| 02/23/1988 | US4727033 Analyzing apparatus and method for immunological agglutination reactions |
| 02/23/1988 | US4726684 Measurement apparatus for optical transmission factor |
| 02/23/1988 | US4726683 Coupling between entraining hub and multi-cuvette rotor for analytical apparatus |
| 02/23/1988 | US4726681 Monitoring deflocculated particles in a suspension |
| 02/23/1988 | US4726680 Absorbance monitor |
| 02/23/1988 | US4726679 Flame atomic absorption spectrophtometer including apparatus and method for logarithmic conversion |
| 02/23/1988 | US4726678 Receptacle for flameless atomic absorption spectroscopy |
| 02/23/1988 | US4726677 Autofocused lightguide preform profiler |
| 02/23/1988 | US4726676 Optical signal power measurement method and apparatus |
| 02/23/1988 | CA1233211A1 Defect detection in films on ceramic substrates |
| 02/23/1988 | CA1233096A1 One step method for sphering and fixing whole blood erythrocytes |
| 02/18/1988 | DE3627448A1 Laser fluorometric detector for micro-column chromatography - has flow-through cell shaped as rectangular parallelepiped with a through square channel |