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| Number | Title | Issue Date |
| 8106361 | Method and device for determining an alcohol content of liquids A method determines an alcohol content of liquids that contain at least water and alcohol as well as sugar or similar substances, in the liquid. The liquid is located in an analysis cell is irradiated by an IR-LED light source, which emits infrared radiation with λ... | 01/31/2012 |
| 7755051 | Method and device for the quantitative analysis of solutions and dispersions by means of near infrared spectroscopy The present invention relates to a method for quantifying the composition of a product, including: irradiating the product with a radiation source in the near infrared range; receiving radiation which is reflected by or transmitted through the product; providing an ... | 07/13/2010 |
| 7750302 | Method and apparatus for detecting naphthenic acids A method and apparatus for determining the concentration of organic acids in formation fluids is provided including pumps for pumping fluids from a subterranean formation into the body of a downhole tool and sources for illuminating the flow with infrared radiation ... | 07/06/2010 |
| 7659512 | Oil type discrimination method and oil type discriminator To provide an oil type discrimination method and an oil type discriminator capable of accurately discriminating a type of oil even when light-shielding components exist in the oil and of preventing in advance erroneous discrimination of a mixture of oil. Ther... | 02/09/2010 |
| 7598493 | Method of identifying peat moss A method of identifying different brands of peat moss including the steps of separation of the peat and sand by first adding water to the peat and sand mixture to enable the peat to float to the top of the water and the sand to gravitate to the bottom collecting the... | 10/06/2009 |
| 7528374 | Sensing apparatus having optical assembly that collimates emitted light for detection An apparatus for optical sensing of samples includes an optical source, an optical assembly, a sample holder, an objective lens, and a detector. The objective lens collimates light emitted by the sample. Preferably, the optical assembly rotates about an axis, allowi... | 05/05/2009 |
| 7442936 | Infrared spectroscopy method for measuring the base number of overbased lubricants The present invention provides a method for measuring a lubricant's total basicity by measuring one or more preselected infrared absorption bands of a lubricant and correlating the measured bands to the basicity. Preferably, the measured bands are due to carbonate o... | 10/28/2008 |
| 7442935 | Device for analyzing the composition of the contents of a container The present invention relates to a device for analyzing the composition of the contents of a receiver comprising: means (40) for emitting/receiving an electromagnetic field at a variable frequency over a determined frequency range, means (22) for suppo... | 10/28/2008 |
| 7436500 | Near infrared chemical imaging microscope A chemical imaging system is provided which uses a near infrared radiation microscope. The system includes an illumination source which illuminates an area of a sample using light in the near infrared radiation wavelength and light in the visible wavelength. A multi... | 10/14/2008 |
| 7433552 | Obtaining analyte information Light, such as from an analyte-wavelength converter or other optical sensor, is propagated to a detector or transmission structure with an entry surface and with output positions such as in an exit surface. For example, the position of light output by such a detecto... | 10/07/2008 |
| 7414244 | Mixing ration detecting apparatus, method of controlling mixing ration detecting apparatus, and fuel cell system incorporating mixing ratio detecting apparatus A mixture ratio detecting apparatus comprises: a light source which emits light including light of an infrared region; a first light detecting unit which detects the light of the infrared region from the light source; a second light detecting unit which detects ligh... | 08/19/2008 |
| 7399968 | Spectroscopic instruments and methods employing array detector and variable filtering Disclosed are pharmaceutical dosage unit manufacturing process control apparatus and methods. These can include acquiring a plurality of multi-pixel images of a flow of pharmaceutical dosage units at different wavelengths along an axis that is perpendicular to a dir... | 07/15/2008 |
| 7372042 | Lens device for introducing a second ion beam into a primary ion path The invention provides a device for introducing ions into the primary ion path of a mass spectrometry system. In general, the device contains an electrical lens having a primary ion passageway and a secondary ion passageway that merges with the primary ion passagewa... | 05/13/2008 |
| 7373258 | Method for monitoring and regulating selective hydrogenation of olefinic gasoline fractions This invention describes a method for determining the content of conjugated diolefins by means of the measurement of the MAV of a sample of catalytic cracking gasoline or thermal cracking gasoline, from its NIR (near-infrared) spectrum, and the application of said m... | 05/13/2008 |
| 7372565 | Spectrometer measurement of diffracting structures A normal incidence reflectometer includes a rotatable analyzer/polarizer for measurement of a diffracting structure. Relative rotation of the analyzer/polarizer with respect to the diffracting structure permits analysis of the diffracted radiation at multiple polari... | 05/13/2008 |
| 7354553 | Method and apparatus for detecting the presence of elemental mercury in a gas sample An improved elemental mercury analyzer utilizes a fluorescence assembly in combination with a fluorescence quenching reduction mechanism to detect the concentration of elemental mercury within an emission gas sample, via fluorescence of the mercury within the gas sa... | 04/08/2008 |
| 7355694 | Method and apparatus for measuring a particle diameter of foam on a malt alcoholic drink A method and apparatus for measuring the particle diameter of foam on a malt alcoholic drink, which can detennine the quality of the foam of the malt alcoholic drink objectively, are provided. The apparatus for measuring the particle diameter of foam on a malt alcoh... | 04/08/2008 |
| 7343186 | Multi-wavelength physiological monitor A physiological monitor for determining blood oxygen saturation of a medical patient includes a sensor, a signal processor and a display. The sensor includes at least three light emitting diodes. Each light emitting diode is adapted to emit light of a different wave... | 03/11/2008 |
| 7339657 | Low-cost on-line and in-line spectral sensors based on solid-state source and detectors combinations for monitoring lubricants and functional fluids A series of optical spectral sensors is based on a combination of solid-state sources (illumination) and detectors housed within an integrated package that includes the interfacing optics and acquisition and processing electronics. The focus is on low cost and the f... | 03/04/2008 |
| 7340086 | Inspection method and device An inspection device and a method of checking on correct functioning of the inspection process of containers such as bottles, cans or the like, where a container to be inspected is detected optically at least in part, and the image data thus detected is analyzed wit... | 03/04/2008 |
| 7335885 | Ultra low power NDIR gas sensor fire detector A fire detector and method for generating an alarm signal in response to a fire uses an NDIR sensor to generate a detector signal based upon one or more absorption bands selected from the 15.1μ absorption band of CO2, the 6.27μ absorption band of H2O and the 4.67Î... | 02/26/2008 |
| 7330746 | Non-invasive biochemical analysis The invention relates to methods and devices for assessing one or more blood components in an animal. The present invention permits non-invasive assessment of blood components in a body structure containing blood and other tissue types by assessing multiple regions ... | 02/12/2008 |
| 7326576 | Raman spectroscopic monitoring of hemodialysis Spectroscopic systems and methods are disclosed for determining levels of at least one analyte in blood undergoing hemodialysis. In one aspect, the invention employs Raman spectroscopy to monitor and/or control hemodialysis. In one embodiment, the system uses a lase... | 02/05/2008 |
| 7321428 | Process photometer A process photometer which includes an insulated and a non-insulated compartment. The insulated compartment is maintained at a relatively constant, elevated temperature. The radiation source, a rotatable filter wheel, a radiation detector, and a means for converting... | 01/22/2008 |
| 7317525 | Method for validating a dispensed pharmaceutical An apparatus for verifying the identity of a dispensed pharmaceutical comprises an analysis unit adapted to determine a property of the dispensed pharmaceutical, an input device adapted to receive predetermined identifying information corresponding to the dispensed ... | 01/08/2008 |
| 7315667 | Propagating light to be sensed Light to be sensed is spreaded across an entry surface of a transmission structure with a laterally varying energy transmission function. For example, the light could be output from a stimulus-wavelength converter, provided through an optical fiber, or it could come... | 01/01/2008 |
| RE39977 | Near infrared chemical imaging microscope A chemical imaging system is provided which uses a near infrared radiation microscope. The system includes an illumination source which illuminates an area of a sample using light in the near infrared radiation wavelength and light in the visible wavelength. A multi... | 01/01/2008 |
| 7315376 | Fluorescence detection system Apparatus and methods for exciting and detecting fluorescence in samples are disclosed. In one embodiment, a sample holder for holding a plurality of samples is provided together with an optical manifold having an excitation source, a photo receiver, or both, for ea... | 01/01/2008 |
| 7312452 | Mobile remote detection device and remote detection method for methane gas accumulations The invention relates to a mobile remote detection device for accumulations of methane, comprising an emitter device having a light source in order to generate light, the wavelength of said light source being tuned with the spectral signature of methane, whereby the... | 12/25/2007 |
| 7310547 | Fluorescent fiberoptic probe for tissue health discrimination A system and method for the in situ discrimination of healthy and diseased tissue. A fiberoptic based probe is employed to direct ultraviolet illumination onto a tissue specimen and to collect the fluorescent response radiation. The response radiation is observed at... | 12/18/2007 |
| 7309867 | Methods and apparatus for characterization of tissue samples The invention provides methods for determining the probability that a given region of a tissue sample contains tissue of a given category, such as CIN 1 (cervical intraepithelial neoplasia, grade 1), CIN 2/3 (cervical intraepithelial neoplasia grades 2 and/or 3), no... | 12/18/2007 |
| 7299682 | Method and apparatus for estimating basicity of a used, all-loss cylinder lubricant A method and apparatus for determining the total base number of a used lubricant from an open, all loss, lubricating system. An AC voltage signal is applied between electrodes immersed in the used lubricant and a used-lubricant dependent response to the applied sign... | 11/27/2007 |
| 7288768 | Method for measuring the amount of an organic substance in a food product with infrared electromagnetic radiation A method for measuring the amount of an organic substance in a food product with infrared electromagnetic radiation. ... | 10/30/2007 |
| 7282723 | Methods and apparatus for processing spectral data for use in tissue characterization The invention provides methods for processing tissue-derived spectral data for use in a tissue classification algorithm. Methods of the invention comprise application of spectral and/or image masks for automatically separating ambiguous or unclassifiable spectral da... | 10/16/2007 |
| 7276700 | Method of analysing a pharmaceutical sample The present invention relates to a method for analysing the amount of free gas within a pharmaceutical sample. According to the invention the method comprises the following steps: providing a sample before an irradiating source; irradiating the sample with at least ... | 10/02/2007 |
| 7274457 | Non-destructive derivation of weight of single seed or several seeds A method and apparatus for optically interrogating a particle comprising obtaining a plurality of optical interrogations from a plurality of orientations relative the particle. In one aspect, the particle is tumbled relative to optical interrogation direction and re... | 09/25/2007 |
| 7274994 | Exhaust opacity measuring device A remote emissions sensing system and method for sensing exhaust emissions from motor vehicles is provided where the system determines the opacity of an exhaust plume. The system comprises a radiation source that emits radiation which is passed through the exhaust p... | 09/25/2007 |
| 7274456 | Non-destructive single seed or several seeds NIR analyzer and method A method and apparatus for optically interrogating a particle comprising obtaining a plurality of optical interrogations from a plurality of orientations relative the particle. In one aspect, the particle is tumbled relative to optical interrogation direction and re... | 09/25/2007 |
| 7268861 | Near infrared chemical imaging microscope A chemical imaging system is provided which uses a near infrared radiation microscope. The system includes an illumination source which illuminates an area of a sample using light in the near infrared radiation wavelength and light in the visible wavelength. A multi... | 09/11/2007 |
| 7269466 | Optimal operation controller of plant The present invention aims to control elements to improve operation efficiency of a plant based on a correlation value of the past accumulated data. According to the invention, an optimal operation controller obtains a correlation between a state of a predetermined ... | 09/11/2007 |
