| 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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| 06/24/1992 | EP0491371A2 Improvements to systems for optical characterisation of materials |
| 06/24/1992 | EP0491276A2 System and methods for measuring the haze of a thin film |
| 06/24/1992 | EP0491235A2 Fibre optical differential refractometer |
| 06/24/1992 | EP0491131A1 Color measurement device and calibration system |
| 06/24/1992 | EP0490993A1 Flow optrode |
| 06/24/1992 | EP0490957A1 Apparatus for measuring the refractive index of gaseous media |
| 06/24/1992 | EP0413812A4 Particle size analysis utilizing polarization intensity differential scattering |
| 06/24/1992 | CN1062211A Ion plastic monitoring card and method for rapid monitoring six-valence cr |
| 06/24/1992 | CN1062210A Spectrophotometric method for measuring clay cation exchanging capacity |
| 06/24/1992 | CN1062209A Optical probe for laser dust particle calculator |
| 06/24/1992 | CN1017188B Nondispersive type infra-red photometer calibrating apparatus |
| 06/24/1992 | CN1017187B Method and apparatus for testing concentration field of smoke by laminated scan of visual light |
| 06/24/1992 | CN1017186B Rapid determination of asphaltene content and device therefor |
| 06/23/1992 | US5125040 Inspection method of photomask reticle for semiconductor device fabrication |
| 06/23/1992 | US5125037 Procedure for monitoring printing quality |
| 06/23/1992 | US5125036 Video bond lead locator |
| 06/23/1992 | US5125035 Five axis generated hole inspection system |
| 06/23/1992 | US5125034 Method and apparatus for analyzing fabric conditions |
| 06/23/1992 | US5124935 Gemstone identification, tracking and recovery system |
| 06/23/1992 | US5124932 Method for analyzing asymmetric clusters in spectral analysis |
| 06/23/1992 | US5124555 High pressure window assembly |
| 06/23/1992 | US5124553 Optical measurement method using stacked germanium and silicone detectors |
| 06/23/1992 | US5124552 Sensor and method for measuring web moisture with optimal temperature insensitivity over a wide basis weight range |
| 06/23/1992 | US5124268 Method of determining a biological substance involving labelling with a metal chelate |
| 06/23/1992 | US5124172 Providing coating of aluminum and anodizable aluminum alloy capable of generating color following conversion to oxide |
| 06/23/1992 | US5124130 Optical probe |
| 06/23/1992 | US5123745 System for visually determining the hue and value of paint |
| 06/23/1992 | US5123740 Stray light trap in a monochrometer |
| 06/23/1992 | US5123739 Method of monitoring cement kiln and the apparatus therefor |
| 06/23/1992 | US5123738 Standard substance for optical calibration and method of making same |
| 06/23/1992 | US5123731 Particle measuring device |
| 06/23/1992 | US5123492 Method and apparatus for inspecting subsurface environments |
| 06/23/1992 | US5123274 Hand-held sample gun for vapor collection |
| 06/23/1992 | CA1304140C Method and device for inspecting sidewall of bottle |
| 06/23/1992 | CA1304076C Ligand receptor assay employing squarate dyes |
| 06/23/1992 | CA1303981C Polymer-coated optical structures |
| 06/23/1992 | CA1303861C Metallurgical controlling method |
| 06/21/1992 | WO1992011506A1 Structural examination using holographic interferometry |
| 06/21/1992 | CA2098852A1 Structural examination using holographic interferometry |
| 06/20/1992 | CA2057832A1 Process and apparatus for examining optical components, especially optical components for the eye and device for illuminating clear-transparent test-objects |
| 06/20/1992 | CA2057670A1 Method of and apparatus for inspecting transparent object for defect |
| 06/17/1992 | EP0490447A1 A disposable liquid testing device |
| 06/17/1992 | EP0490428A2 Spectrometer with multichannel detection |
| 06/17/1992 | EP0490140A1 Method for evaluating entangled yarn |
| 06/17/1992 | EP0490097A2 Process for investigating transparent webs, especially photographic paper supports |
| 06/17/1992 | EP0489840A1 Shutterless optically stabilized capnograph |
| 06/17/1992 | EP0386154B1 Device for inspecting webs of material travelling at high speed |
| 06/17/1992 | DE4136326A1 Testing surfaces of toroidal or spherical bodies - evaluating light reflected from perpendicularly illuminated strip as body rotates |
| 06/17/1992 | DE4039677A1 Universalbindefilm Universal absorbent film |
| 06/17/1992 | DE4039671A1 Low-temp. optical analysis device of semiconductor wafers - comprises input and output cassettes, chuck, window and cooler, for compsn., thickness and dopant density photoluminescent analysis |
| 06/17/1992 | CN1061929A Methods for producing indicia on diamonds |
| 06/16/1992 | US5122974 Phase modulated spectrophotometry |
| 06/16/1992 | US5122969 Biochemical analysis apparatus, method for correcting the results of biochemical analyses, and correction value recording medium for the same |
| 06/16/1992 | US5122752 Method of and apparatus for analyzing granular materials |
| 06/16/1992 | US5122655 Particle counter for opaque particles in a fluid stream |
| 06/16/1992 | US5122284 Apparatus and method for optically analyzing biological fluids |
| 06/16/1992 | US5121988 Single particle detector method and apparatus utilizing light extinction within a sheet of light |
| 06/16/1992 | US5121986 Method and apparatus for determining composition of fuel mixtures |
| 06/16/1992 | US5121985 Optical monitor for observing turbulent flow |
| 06/15/1992 | WO1992010741A1 Inspection device on the basis of dark field illumination |
| 06/15/1992 | WO1992010131A1 Non-invasive blood glucose measurement system |
| 06/15/1992 | CA2045606A1 Inspection device on the basis of dark field illumination |
| 06/14/1992 | WO1992010758A1 Multi-optical detection system |
| 06/14/1992 | CA2098017A1 Multi-optical detection system |
| 06/11/1992 | WO1992009974A1 Method and apparatus for testing lcd panel array prior to shorting bar removal |
| 06/11/1992 | WO1992009883A1 Method and system for verifying substrate machining |
| 06/11/1992 | WO1992009882A1 Gemstone identification, tracking and recovery system |
| 06/11/1992 | WO1992009881A1 Powder fiber optic probe in nir optical analyzing instrument |
| 06/11/1992 | WO1992009880A2 Method and apparatus for automatic optical inspection |
| 06/11/1992 | DE4139189A1 Testing external quality of objects, esp. components on PCB - testing with different test devices according to different evaluation data entered into computer |
| 06/11/1992 | DE4038993A1 Verfahren zum selektionieren von behaeltnissen und messanordnung zur ermittlung einer entscheidungsgroesse hierfuer A method for select for containers and measuring arrangement for determination of entscheidungsgroesse here for |
| 06/11/1992 | DE4038883A1 Physical measurement apparatus for absolute measurement of refractive index - monitors position of mirror reflecting light refracted by system contg. specimen back into system |
| 06/11/1992 | DE4038354A1 ART measurement probe, esp. for infrared spectroscopy - has single fibre forming light inlet, outlet and sensor, |
| 06/10/1992 | EP0489602A2 Filtration arrangement |
| 06/10/1992 | EP0489588A2 ATR objective and method for sample analysis |
| 06/10/1992 | EP0489546A2 Remote sensing system |
| 06/10/1992 | EP0489513A2 Apparatus and method for detecting and measuring contaminants |
| 06/10/1992 | EP0489347A1 Dual fiberoptic cell for multiple serum measurements |
| 06/10/1992 | EP0489295A2 Liquid crystal panel inspection method |
| 06/10/1992 | EP0489114A1 Method and instrument for nonlinear averaging compensated measurements |
| 06/10/1992 | EP0489063A1 Sensing moisture on screen and automated controlled wiping. |
| 06/10/1992 | EP0408637A4 Near-infrared analysis of tissue fat percentage |
| 06/10/1992 | EP0276304B1 Method and apparatus for detecting incongruities, such as air bubbles, in fluid material |
| 06/10/1992 | CN2107018U Microcomputer-control device for light interference dilatometer |
| 06/09/1992 | USRE33956 Inspection system for array of microcircuit dies having redundant circuit patterns |
| 06/09/1992 | US5121438 Apparatus for inspecting articles |
| 06/09/1992 | US5121338 Method for detecting subpopulations in spectral analysis |
| 06/09/1992 | US5121337 Method for correcting spectral data for data due to the spectral measurement process itself and estimating unknown property and/or composition data of a sample using such method |
| 06/09/1992 | US5120979 Apparatus and method for analysis of a sample medium in a gap between a tube and a float |
| 06/09/1992 | US5120978 Method and apparatus for scattered light measurements |
| 06/09/1992 | US5120965 Apparatus and method for inverse photoemission |
| 06/09/1992 | US5120661 Method for detection and quantitative analysis for water treatment chemicals |
| 06/09/1992 | US5120659 Deuterated water test method |
| 06/09/1992 | US5120510 Blood analyzing |
| 06/09/1992 | US5120507 Reflection plate for a biochemical measuring instrument |
| 06/09/1992 | US5120506 Chemical analyzer |
| 06/09/1992 | US5120131 Method and apparatus for selecting detection of changes in samples by integrated optical interference |
| 06/09/1992 | US5120129 Spectroscopic cell system having vented dual windows |
| 06/09/1992 | US5120126 System for non-contact colored label identification and inspection and method therefor |
| 06/09/1992 | US5119815 Apparatus for determining the concentration of a tissue pigment of known absorbance, in vivo, using the decay characteristics of scintered electromagnetic radiation |