| 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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| 08/31/1993 | US5241179 Thermoluminescence sensor for the remote detection of chemical agents and their simulants |
| 08/31/1993 | US5241178 Infrared grain analyzer with controllable measurement wavelength |
| 08/31/1993 | US5241177 Process for detecting gaseous substances |
| 08/31/1993 | US5240866 Method for characterizing failed circuits on semiconductor wafers |
| 08/31/1993 | US5240863 Method of measuring immunoreactant using electrochemiluminescence |
| 08/31/1993 | US5240860 Use of a sparingly soluble salt of a heteropoly acid for the determination of an analyte, a corresponding method of determination as a suitable agent therefor |
| 08/31/1993 | US5240681 Apparatus for injection analysis of total inorganic phosphate |
| 08/31/1993 | US5239998 Apparatus and method for fluorescent excitation and detection from potentiometric dyes with a single-ended optical fiber |
| 08/31/1993 | US5239860 Sensor for measuring alcohol content of alcohol/gasoline fuel mixtures |
| 08/26/1993 | CA2090742A1 Apparatus and process for classifying the contents of non-disposable beverage bottles and containers |
| 08/25/1993 | EP0557227A2 Method and apparatus for inspecting a printed circuit board |
| 08/25/1993 | EP0556987A1 Coating defect detection system based on light scattering outside the expected region |
| 08/25/1993 | EP0556655A2 Device and method for testing optical elements |
| 08/25/1993 | EP0556614A1 Method and apparatus for isotopic analysis |
| 08/25/1993 | EP0556509A2 Method for discriminating types of nucleic acid bases |
| 08/25/1993 | EP0556471A1 Optical submicron aerosol particle detector |
| 08/25/1993 | EP0556286A1 Inspection apparatus and method with inspection auditing for images presented on a display |
| 08/25/1993 | EP0455730B1 Material and method for oxygen sensing |
| 08/25/1993 | EP0377729B1 Improved methods of using chemiluminescent 1,2-dioxetanes |
| 08/25/1993 | CN1075558A Instrument for measuring developed density of X-Ray film |
| 08/25/1993 | CN1075549A Improved gas sample chamber |
| 08/25/1993 | CN1021927C Spectrophotometric method for measuring clay cation exchanging capacity |
| 08/24/1993 | US5239409 Reflectance infrared microscope having high radiation throughput |
| 08/24/1993 | US5239376 Web defect continuous surveillance system |
| 08/24/1993 | US5239365 Method of measuring thickness of liquid crystal cells |
| 08/24/1993 | US5239364 Light phase difference measuring method using an interferometer |
| 08/24/1993 | US5239360 Lens for capillary electrophoresis and chromatography |
| 08/24/1993 | US5239359 Absorbance monitor |
| 08/24/1993 | US5239358 Powder material inspection apparatus |
| 08/24/1993 | US5239355 Microscopic system for examination of crystal cleavage plane |
| 08/24/1993 | US5239354 Method and apparatus for the positive identification of a natural pearl and for measuring the thickness of the nacre coating of cultured pearls |
| 08/24/1993 | US5239185 Method and equipment for measuring absorptance of light scattering materials using plural wavelengths of light |
| 08/24/1993 | US5239184 Process and machine for spotting superficial defects on layers and/or sleeves of elastomeric material |
| 08/24/1993 | US5239180 For detecting an analyte in a red meat sample |
| 08/24/1993 | US5239176 Tapered optical fiber sensing attenuated total reflectance |
| 08/24/1993 | US5239175 Color monitoring with data storage means |
| 08/24/1993 | US5238963 Treatment with compound to prevent crosslinking of glycosylation products |
| 08/24/1993 | US5238852 Photoelectrically scanning, processing, camparing |
| 08/24/1993 | US5238809 Method for optical determination of the catalytic enzyme activity and arrangement for implementing this method |
| 08/24/1993 | US5238808 Luminescent metal chelate labels and means for detection |
| 08/24/1993 | US5237994 Integrated lead frame pulse oximetry sensor |
| 08/24/1993 | CA1321535C Oxidative rainbow |
| 08/24/1993 | CA1321489C Reagent strip handling mechanism |
| 08/24/1993 | CA1321488C Biological sensors |
| 08/24/1993 | CA1321487C Readhead for reflectance measurement of distant samples |
| 08/24/1993 | CA1321486C Monochromator drift compensation |
| 08/24/1993 | CA1321485C Solution monitoring procedure |
| 08/19/1993 | WO1993016406A1 Improved optical mode mixer using fiber optic bundle |
| 08/19/1993 | WO1993016391A1 Reagent container for analytical rotor |
| 08/19/1993 | WO1993016373A1 Apparatus for optical inspection of patterned substrates |
| 08/19/1993 | WO1993016372A1 Methods and apparatus for molecular characterization |
| 08/19/1993 | WO1993016371A1 Fluid monitoring |
| 08/19/1993 | WO1993016370A1 Device for analysing a medical sample |
| 08/19/1993 | WO1993016362A1 Chemical species optical analyzer with multiple fiber channels |
| 08/19/1993 | WO1993016360A1 Rapid scanning spectrographic analyzer |
| 08/19/1993 | WO1993016195A1 Chemiluminescent enhancers |
| 08/19/1993 | DE4303178A1 Determining parameters of materials using interfering light beams - detecting reflected light directed onto material, applying interfering light, and evaluating by Fast Fourier Analysis |
| 08/19/1993 | DE4200801A1 Quality control appts. for detecting edge faults esp. in concrete panel - has light source for illuminating object under test and camera(s) for optically scanning object |
| 08/19/1993 | CA2125866A1 Chemiluminescent enhancers |
| 08/19/1993 | CA2117475A1 Methods and apparatus for molecular characterization |
| 08/18/1993 | EP0555646A2 Method and device for detecting and identifying injurious substances in beverage bottles in a filling line |
| 08/18/1993 | EP0555508A1 Method and device for simultaneous determination of concentrations of molecular compounds in gases and liquids |
| 08/18/1993 | EP0555464A1 Compositions and methods for identifying a solution. |
| 08/18/1993 | EP0555216A1 Process and apparatus for analysis of hydrocarbons by near-infrared spectroscopy. |
| 08/18/1993 | EP0555212A1 Fertility analyzer. |
| 08/18/1993 | EP0550537A4 Method and means for generating synthetic spectra allowing quantitative measurement in near infrared measuring instruments |
| 08/18/1993 | EP0519066A4 Measurement of bacterial co 2? production in an isolated fluorophore by monitoring an absorbance regulated change of fluorescence |
| 08/18/1993 | CN1021848C 分光光度计 Spectrophotometer |
| 08/17/1993 | US5237631 Method for the manufacture of a fluorescent chemical sensor for determining the concentration of gases, vapors or dissolved gases in a sample |
| 08/17/1993 | US5237515 Method of determining energy transfer efficiency of a donor-acceptor pair of fluorescent dyes |
| 08/17/1993 | US5237404 Inspection apparatus with improved detection of surface defects over large and curved surfaces |
| 08/17/1993 | US5237386 Optical coupling arrangement for particulate detector |
| 08/17/1993 | US5237385 Sample processing |
| 08/17/1993 | US5237181 Method of inspecting a web of translucent material, especially photographic paper |
| 08/17/1993 | US5237178 Non-invasive near-infrared quantitative measurement instrument |
| 08/17/1993 | US5236848 Procedure and agent for the determination of nitrate ions |
| 08/17/1993 | US5235862 Sample handling method and apparatus for atomic absorption analysis |
| 08/17/1993 | CA1321374C Rotor for processing liquids using movable capillary tubes |
| 08/14/1993 | CA2088081A1 Out-of-pattern coating defect detection system |
| 08/12/1993 | DE4203856A1 Refractometer for interferometric integral measuring of refraction index of air - provides beam path of refractometer with parallel vacuum section of known length |
| 08/12/1993 | DE4203272A1 Phase sensitive modulated multiplex scanning pattern imaging - using measuring duration per image element which is shorter than cycle duration of modulation, and multi-scanning each of several image elements during cycle |
| 08/12/1993 | DE4203202A1 Geraet zur analyse einer medizinischen probe Geraet to the analysis of a medical trial |
| 08/12/1993 | DE4203166A1 IR spectroscopic gas analysis appts. - has internally reflective hollow spherical sample chamber |
| 08/11/1993 | EP0555080A1 Carbon composite electrode material |
| 08/11/1993 | EP0555045A1 Improved oxidative coupling dye for spectrophotometric quantitative analysis of analytes |
| 08/11/1993 | EP0555018A1 Method for evaluating semiconductor wafers |
| 08/11/1993 | EP0252128B1 Method for enhancing analysis timing in kinetic nephelometry |
| 08/11/1993 | EP0227796B1 Cuvette belts and manufacture of same |
| 08/11/1993 | CN2140061Y Visual colorimeter |
| 08/11/1993 | CN2140060Y Coding lamp for atomic fluorescent photometer |
| 08/11/1993 | CN2140059Y Gas examiner |
| 08/11/1993 | CN1075208A Developing reagent for detecting EB Virus antibody and its preparing method |
| 08/11/1993 | CN1075203A Method and apparatus for collecting information of surface roughness in pipe |
| 08/11/1993 | CN1075202A Optical measuring instruments |
| 08/10/1993 | US5235649 Cigarette inspection method |
| 08/10/1993 | US5235625 Method for synchronizing particle counters to external events |
| 08/10/1993 | US5235404 Interferometric technique for measurement of nonreciprocal optical effects in a sample |
| 08/10/1993 | US5235401 Device for determination of very low concentrations of elements by atomic emission spectrometry |
| 08/10/1993 | US5235400 Method of and apparatus for detecting defect on photomask |
| 08/10/1993 | US5235192 Sensor and method for measurment of select components of a material based on detection of radiation after interaction with the material |