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| Number | Title | Issue Date |
| 7428042 | Food analyzer for self-propelled food loading units, and relative operating method A food analyzer which can be installed on a self-propelled food loading unit, and which includes an optoelectronic device for determining the spectrum of electromagnetic radiation reflected and/or absorbed by a foodstuff loaded by the self-propelled unit; and a proc... | 09/23/2008 |
| 7414717 | System and method for detection and identification of optical spectra A spectral correlator comprises a specimen and an optical device configured to collect light from the specimen and to optically determine a similarity of a received first spectra of the light collected from the first spectra and a second known spectra. ... | 08/19/2008 |
| 7400395 | Metal coated nanocrystalline silicon as an active surface enhanced raman spectroscopy (SERS) substrate The disclosed methods and apparatus concern Raman spectroscopy using metal coated nanocrystalline porous silicon substrates. Porous silicon substrates may be formed by anodic etching in dilute hydrofluoric acid. A thin coating of a Raman active metal, such as gold o... | 07/15/2008 |
| 7352449 | Method and apparatus for detecting materials An apparatus for detecting materials includes a database for storing detecting spectra of detecting materials, and a tera-hertz wave applying unit for applying tera-hertz waves having a plurality of different frequencies around a boundary between a light wave freque... | 04/01/2008 |
| 7342659 | Cross-dispersed spectrometer in a spectral domain optical coherence tomography system A spectral-domain optical coherence tomography system using a cross-dispersed spectrometer is disclosed. The interfered optical signal is dispersed by a grating into several orders of diffraction, and these orders of diffraction are separated by an additional disper... | 03/11/2008 |
| 7339666 | Light-amplifying structures and methods for surface-enhanced Raman spectroscopy Structures for amplifying light include a resonant cavity in which an analyte may be positioned. The structures for amplifying light may be used to amplify the incident light employed in surface enhanced Raman spectroscopy (SERS). SERS systems employing the structur... | 03/04/2008 |
| 7339656 | Method and apparatus for measuring electron density of plasma and plasma processing apparatus An apparatus for measuring plasma electron density precisely measures electron density in plasma even under a low electron density condition or high pressure condition. This plasma electron density measuring apparatus includes a vector network analyzer in a measurin... | 03/04/2008 |
| 7333189 | Spectroscopic diagnostic methods and system The present invention provides systems and methods for the determination of the physical characteristics of a structured superficial layer of material using light scattering spectroscopy. The light scattering spectroscopy system comprises optical probes that can be ... | 02/19/2008 |
| 7330256 | Spectrophotometric system with reduced angle of incidence A system uses reflectance spectrophotometry to characterize a sample having any number of structures. The system uses toroidal mirrors that are shaped in such a way that the angle of reflectance off of the target is small. The small angle of reflectance may allow fo... | 02/12/2008 |
| 7330244 | Method and apparatus for performing limited area spectral analysis A method and apparatus for obtaining in-situ data of a substrate in a semiconductor substrate processing chamber is provided. The apparatus includes an optics assembly for acquiring data regarding a substrate and an actuator assembly adapted to laterally move the op... | 02/12/2008 |
| 7327454 | Method and apparatus for detecting biomolecular interactions Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light... | 02/05/2008 |
| 7324199 | System and deconvolution process for an optical filtering device based on WGM resonance A system and method for detecting the optical spectrum of an optical input signal. The system includes a tunable optical filter having a microresonator that is tunable across a plurality of states and a processor. The input signal is coupled into the microresonator,... | 01/29/2008 |
| 7321422 | SERS-active structures having nanoscale dimensions SERS-active structures including features having nanoscale dimensions are disclosed, including methods for forming such SERS-active structures and methods for forming a plurality of such SERS-active structures. Methods for performing SERS using SERS-active structure... | 01/22/2008 |
| 7317532 | Flow sensing for determination of assay results An assay result reading device for reading the result of an assay performed using a liquid transport carrier may include at least one light source capable of emitting light incident upon at least one of two or more spatially separated zones of the carrier, a photode... | 01/08/2008 |
| 7315378 | Optical arrangement for assay reading device Disclosed, in one aspect, is an assay result reading device for reading the result of an assay performed using a test strip, the device comprising: a light source or sources, said light source/s emitting light incident upon at least two, spatially separated zones of... | 01/01/2008 |
| 7312867 | Method and device for the detection of at least one luminescent substance Disclosed is a device for detecting at least one luminescent substance, comprising a radiation source for emitting excitation radiation to the at least one luminescent substance. The excitation radiation is provided with at least one excitation wavelength at which t... | 12/25/2007 |
| 7312857 | Method and system for monitoring plasma using optical emission spectrometry A method and system are presented for monitoring the optical emissions associated with a plasma used in integrated circuit fabrication. The optical emissions may be processed by an optical spectrometer to obtain a spectrum. The spectrum may be analyzed to determine ... | 12/25/2007 |
| 7310142 | Fast time-correlated multi-element photon detector and method Photons emitted from a sample responsive to being excited by laser pulses are directed through a prism onto a photomultiplier tube having several spaced-apart anodes. The prism alters the path of each photon as a function of its wavelength so that the wavelength det... | 12/18/2007 |
| 7304739 | Hair color measurement and treatment A method to change the color of hair. The method includes measuring an initial reflectance spectrum of a sample of the hair and analyzing a contribution of a plurality of natural hair factors to the initial reflectance spectrum. The method also includes calculating ... | 12/04/2007 |
| 7304741 | Pesticide detector and method Highly portable, handheld instrument which can be pointed at the produce to be checked. Light from a source within the instrument is directed onto the produce to induce fluorescent emission from the produce, and fluorescent emissions from the produce are monitored w... | 12/04/2007 |
| 7304724 | Method and apparatus for quantification of optical properties of superficial volumes A device and method for accurately performing quantitative diffuse optical spectroscopy on a sample includes a light source and a source optical fiber that is optically coupled to the light source. A diffuser material is interposed between the source optical fiber a... | 12/04/2007 |
| 7304722 | Apparatus for performing twin entangled co-incident photon enhanced Raman spectroscopy and an inspection apparatus using the same A method and apparatus to perform non-invasive molecular detection and analysis are disclosed. The apparatus incorporates co-incident biphotons as the Raman backscattering excitation source and the detection and analysis of the resulting backscatter characteristics ... | 12/04/2007 |
| 7301628 | Method and apparatus for detecting biomolecular interactions Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light... | 11/27/2007 |
| 7301627 | Systems and methods for monitoring a process output with a highly abridged spectrophotometer A method for monitoring a process output with a highly abridged spectrophotometer. The method includes securing spectral data for each spectral primary used in a process, measuring spectral data with a highly abridged spectrophotometer for a sample produced by the p... | 11/27/2007 |
| 7301632 | Polarization state conversion in optically active spectroscopy The invention describes a method to eliminate instrumental offset in measurement of optically active scattering and circular dichroism. The method uses the time-average measurement of the light that is systematically transformed by a series of optical devices. The o... | 11/27/2007 |
| 7301624 | Nanosensors based on functionalized nanoparticles and surface enhanced raman scattering Surface-Enhanced Raman Spectroscopy (SERS) is a vibrational spectroscopic technique that utilizes metal surfaces to provide enhanced signals of several orders of magnitude. When molecules of interest are attached to designed metal nanoparticles, a SERS signal is att... | 11/27/2007 |
| 7301613 | Device for analysing a wavefront with enhanced resolution A wavefront analysing device, of the Hartmann or Shack-Hartmann type, comprises in particular a set of sampling elements arranged in an analysis plane, and forming as many micro-lenses for sampling the incident wavefront, and a diffraction plane wherein are analysed... | 11/27/2007 |
| 7298477 | Method and apparatus for detecting biomolecular interactions Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An apparatus for detecting biochemical interactions occurring on the surface of a biosensor includes a light... | 11/20/2007 |
| 7298475 | Method and apparatus for stand-off chemical detection A method, suitable for stand off analysis of a sample (2), comprising: (i) using an excitation means (6) to vaporise the sample (2) thereby producing a vapour plume (10) of molecular species; and (ii) using an analytical means (12)... | 11/20/2007 |
| 7295307 | Method of and apparatus for measuring stress of semiconductor material The present invention provides a method of and a device for measuring the stress in a semiconductor material. An excitation light is irradiated on a semiconductor material formed with a silicon germanium layer and a strained silicon layer in a multilayer structure o... | 11/13/2007 |
| 7292333 | Optical interrogation system and method for 2-D sensor arrays An optical interrogation system and method are described herein that can interrogate a two-dimensional (2D) array of optical sensors (e.g., grating coupled waveguide sensors) located in a 2D specimen plate (e.g., microplate). ... | 11/06/2007 |
| 7292337 | Optical processor using detecting assembly and method using same An optical processor includes a light source (20), a grating device (23), a first lens (24), a reflector (25), a second lens (26), an array of mirror cells (28), a color wheel (29), and a third lens (30). The l... | 11/06/2007 |
| 7292336 | Method and instrument for detecting biomolecular interactions Method and apparatus for detecting biomolecular interactions. The use of labels is not required and the methods may be performed in a high-throughput manner. An instrument system for detecting a biochemical interaction on a biosensor. The system includes an array of... | 11/06/2007 |
| 7289208 | Low profile spectrometer and Raman analyzer utilizing the same A spectrometer comprising a collimating element for receiving input light and collimating the same, a dispersive optical element for receiving light from the collimating element and dispersing the same and a focusing element for receiving light from the dispersive o... | 10/30/2007 |
| 7289207 | Integrated optical biosensor system (IOBS) An optical biosensor has a first enclosure with a pathogen recognition surface, including a planar optical waveguide and grating located in the first enclosure. An aperture is in the first enclosure for insertion of sample to be investigated to a position in close p... | 10/30/2007 |
| 7289204 | Apparatus and sensing devices for measuring fluorescence lifetimes of fluorescence sensors An apparatus and devices for measuring fluorescence lifetimes of fluorescence sensors for one or more analytes, the apparatus comprising (c) one or more reference systems (3,6,7), said reference systems each comprising one or more reference light sources (... | 10/30/2007 |
| 7286233 | Spectrophotometer with micro-filters A spectrophotometer comprises selection means for selecting one or more of the components of a light beam corresponding to different wavelengths, formed by optical micro-filters. ... | 10/23/2007 |
| 7286221 | Arrayed sensor measurement system and method Optical interrogation systems and methods are described herein that are capable of measuring the angles (or changes in the angles) at which light reflects, transmits, scatters, or is emitted from an array of sensors or specimens that are distributed over a large are... | 10/23/2007 |
| 7286211 | Methods and devices for measuring fundamental data of lenses A measurement device may illuminate lens 10 to be inspected with light at a plurality of different angles of incidence. The transmitted light that passes through lens 10 may be preferably detected by light detecting means 36. When light detectin... | 10/23/2007 |
| 7286232 | Fluorescence filtering system and method for molecular imaging An optical system is disclosed that can be used for fluorescence filtering for molecular imaging. In one preferred embodiment, a source subsystem is disclosed comprising a light source and a first set of filters designed to pass wavelengths of light in an absorption... | 10/23/2007 |
