| 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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| 07/20/1993 | US5229842 Method and apparatus for controlling fluorescent lamp mercury vapor pressure |
| 07/20/1993 | US5229838 Photodetector amplitude linearity |
| 07/20/1993 | US5229837 Method for distinguishing between recovered containers for the presence or absence of contaminants |
| 07/20/1993 | US5229833 Optical sensor |
| 07/20/1993 | US5229618 Radiation image read-out apparatus compensating for image distortion |
| 07/20/1993 | US5229611 Infrared microscopic spectrometer using the attenuated total reflection method |
| 07/20/1993 | US5229304 Evaluating the reflective spectrum of doped wafer |
| 07/20/1993 | US5229301 Mass biosensor method with quantified sensor renewal |
| 07/20/1993 | US5228350 Method for analyzing gaseous or liquid samples and a one-way measuring element for use in such a method |
| 07/20/1993 | CA2034650C Ellipsometric control of material growth |
| 07/18/1993 | CA2087413A1 Fluorescent energy transfer immunoassay |
| 07/18/1993 | CA2087412A1 Ph and pco2 sensing by luminescent lifetimes and energy transfer |
| 07/18/1993 | CA2087411A1 Determination and quantification of saccharides by luminescence lifetimes and energy transfer |
| 07/17/1993 | CA2087396A1 Method and apparatus for detecting and identifying contaminants in beverage bottles on filling lines |
| 07/15/1993 | DE4200544A1 Sensor for monitoring electromagnetic radiation during die casting - has ceramic wall permeable to radiation but impermeable to molten material |
| 07/15/1993 | DE4200088A1 Detecting physical chemical biochemical and biological processes - using light irradiated on sample of thin layer of at least partially optically transparent material. |
| 07/14/1993 | EP0551145A1 Determination of asphaltene content and device therefor |
| 07/14/1993 | EP0551142A2 Improved multichannel gas analyzer and method of use |
| 07/14/1993 | EP0551010A1 Apparatus for analyzing particle images |
| 07/14/1993 | EP0550995A2 Triple view imaging apparatus |
| 07/14/1993 | EP0550542A1 Device for the qualitative and/or quantitative determination of the compositon of a sample to be analysed. |
| 07/14/1993 | EP0550537A1 Method and means for generating synthetic spectra allowing quantitative measurement in near infrared measuring instruments. |
| 07/14/1993 | EP0550494A1 Method for reducing crystallization in a dispersion |
| 07/14/1993 | EP0512111A4 Powder fiber optic probe in nir optical analyzing instrument |
| 07/14/1993 | EP0470982B1 Reflection fluorimeter |
| 07/14/1993 | CN2138298Y Single optic fibre concentration sensor |
| 07/14/1993 | CN2138297Y Optoelectronic integrated concentration meter |
| 07/14/1993 | CN1074293A Method and instrument for laser detecting object's surface defects |
| 07/14/1993 | CN1074292A Optical photometry system |
| 07/13/1993 | US5227986 Spectrometric method free from variations of error factors |
| 07/13/1993 | US5227856 Sample holding and positioning mechanism and method for optical analysis |
| 07/13/1993 | US5227842 Electrophotographic image forming apparatus which controls developer bias based on image irregularity |
| 07/13/1993 | US5227638 Method and apparatus for evaluating luminous efficiency |
| 07/13/1993 | US5227636 Dual path ultraviolet hygrometer |
| 07/13/1993 | US5227310 Device and method for assay of liquid sample |
| 07/13/1993 | US5227307 Test for the rapid evaluation of ischemic state |
| 07/13/1993 | US5227270 Esv readings of toner test patches for adjusting ird readings of developed test patches |
| 07/13/1993 | US5227135 Chemiluminescence detector and flame ionization detector |
| 07/13/1993 | US5227134 Dynamic immunochemical and like chemical species sensor apparatus and method |
| 07/10/1993 | WO1993014222A1 Test kit and method for the determination of pesticides |
| 07/08/1993 | WO1993013418A1 Fluorescent immunity measuring instrument |
| 07/08/1993 | WO1993013407A1 Detection of foreign fibres in yarns |
| 07/08/1993 | WO1993013406A1 Apparatus for discriminating defects in an optical recording medium and method thereof |
| 07/08/1993 | WO1993013405A1 Improved membrane for chemiluminescent blotting applications |
| 07/08/1993 | WO1993013404A1 Video fluorescence monitor for determination of pcb or pcb mineral oil spill outline |
| 07/08/1993 | WO1993013402A1 Improved non-invasive near-infrared quantitative measurement instrument |
| 07/08/1993 | WO1993013401A1 Multi-channel gas sample chamber |
| 07/08/1993 | WO1993013395A2 Path constrained spectrophotometer |
| 07/08/1993 | WO1993013219A1 Calcium ion determining composition |
| 07/08/1993 | WO1993013071A1 Spectrophotometric methods for assaying total mercaptans, reduced glutathione (gsh) and mercaptans other than gsh in an aqueous medium, reagents and kits for implementing same |
| 07/08/1993 | WO1993012905A1 Ablative coating removal method and system using pulsed light and optical feedback |
| 07/08/1993 | WO1993012904A1 Direct injection micro nebulizer and enclosed filter solvent removal sample introduction system, and method of use |
| 07/08/1993 | WO1993012715A1 Hemometrix temperature compensation |
| 07/08/1993 | WO1993012712A1 Blood constituent determination based on differential spectral analysis |
| 07/08/1993 | CA2127106A1 Multi-channel gas sample chamber |
| 07/08/1993 | CA2125678A1 Ablative coating removal method and system using pulsed light and optical feedback |
| 07/08/1993 | CA2117345A1 Video fluorescence monitor for determination of pcb or pcb mineral oil spill outline |
| 07/07/1993 | EP0550424A2 Optical gas sensor with enriching polymer |
| 07/07/1993 | EP0550396A2 Device for gas analysis |
| 07/07/1993 | EP0549914A2 Measurement of fiber diameters and detection of defects |
| 07/07/1993 | EP0549902A1 Method for classifying non-metallic substances |
| 07/07/1993 | EP0549842A1 Camera unit for sheet surface flaw detection apparatus |
| 07/07/1993 | EP0549778A1 Method of stabilizing proteins during optical tests |
| 07/07/1993 | EP0549752A1 Protein sequencing |
| 07/07/1993 | EP0549709A1 Probe compositions for chromosome identification and methods. |
| 07/07/1993 | EP0272260B1 Flow cell for particle scanner |
| 07/07/1993 | CN2137789Y Signal generating device for detecting oil solid-contaminated by laser |
| 07/07/1993 | CN1074039A Infrared spectrometry for detecting degrease degree of oxygen supply equipment |
| 07/07/1993 | CN1074038A Detection method of rivanol residue in albumen products |
| 07/07/1993 | CN1074037A Range expanding device for spectrophotometer |
| 07/06/1993 | US5225891 Wire bonding external appearance inspecting apparatus |
| 07/06/1993 | US5225890 Surface inspection apparatus and method |
| 07/06/1993 | US5225888 Plasma constituent analysis by interferometric techniques |
| 07/06/1993 | US5225887 Method of preparing an optical fiber for use in an interferometer system |
| 07/06/1993 | US5225886 Method of and apparatus for detecting foreign substances |
| 07/06/1993 | US5225681 Gas-filled uv spectrometer |
| 07/06/1993 | US5225679 Methods and apparatus for determining hydrocarbon fuel properties |
| 07/06/1993 | US5225678 Spectoscopic sampling accessory having dual measuring and viewing systems |
| 07/06/1993 | US5225675 Method of monitoring removal of metal treatment solutions |
| 07/06/1993 | US5225669 Sensor system with adjustment for ambient conditions |
| 07/06/1993 | US5225351 Reducing phosphorescent emissions from substances |
| 07/06/1993 | US5225350 Particle agglutination pattern judgment method |
| 07/06/1993 | US5225333 Fluorescence |
| 07/06/1993 | CA1319833C Infrared-based gas detector |
| 07/06/1993 | CA1319831C Sensing device for analysis |
| 07/01/1993 | DE4143169A1 Specimen extraction for flameless atom absorption spectroscopy - involves addition of flow-injection valve enabling specimen pretreatment, e.g. weakening and enrichment |
| 07/01/1993 | DE4143163A1 Refractive index profile measurement appts. of single mode optical waveguides by interferometric near field measurement - contains interference system superimposing images of field distributions, measures phase difference and intensity as function of position |
| 07/01/1993 | DE4142938A1 Turbidity measurement appts. for turbidity and solids conc. in liquids - contains sensor head with hopper-shaped aperture contg. light sources, receivers, light scattering plates and barriers |
| 07/01/1993 | CA2083969A1 Measurement of fiber diameters and detection of defects |
| 06/30/1993 | EP0548935A1 Apparatus for measuring the effective refractive index in optical fibres |
| 06/30/1993 | EP0548695A2 Apparatus for inspecting appearance of cylindrical objects |
| 06/30/1993 | EP0548582A1 A method for determining compositional information of a multilayer web |
| 06/30/1993 | EP0548215A1 Biological sensors |
| 06/30/1993 | EP0536304A4 Non-invasive measurement of blood glucose |
| 06/30/1993 | EP0535102A4 Gaseous fluid aspirator or pump |
| 06/30/1993 | EP0502121A4 Process and apparatus for simultaneous measurement of sulfur and non-sulfur containing compounds |
| 06/30/1993 | EP0501955A4 Selective detection of vapors |
| 06/30/1993 | EP0383829A4 Infrared emission detection |
| 06/30/1993 | CN2137358Y Laser analyzer for analyzing saliva |
| 06/29/1993 | US5224172 For detecting an irregular condition on a package |