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3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Application No. | Application Title | Issue Date |
| 20120127458 | MULTI-FUNCTION OPTICAL MEASUREMENT DEVICE A multi-function optical measurement device having an optical wavelength and power measurement function, a ferrule/fiber scoping function, and a ferrule/fiber cleaning function includes a path select unit separating an optical signal for transmission and an optical sign... | 05/24/2012 |
| 20120129269 | NANO-OPTIC FILTER ARRAY BASED SENSOR A device such as a filter or reflector includes a conductive layer including a periodic pattern of elements. The elements have shapes and sizes configured such that a transmittance or reflectance spectrum of the conductive layer has a drop at a long-wavelength end. The ... | 05/24/2012 |
| 20120069326 | INTERFEROMETRIC METHODS FOR METROLOGY OF SURFACES, FILMS AND UNDERRESOLVED STRUCTURES A method for determining information about a test object includes combining two or more scanning interference signals to form a synthetic interference signal; analyzing the synthetic interference signal to determine information about the test object; and outputting the ... | 03/22/2012 |
| 20120044480 | Detector Arrangement for a Flow Cytometry System Systems and methods for regarding a cytometry system are disclosed. The system can include a plurality lasers which are spatially separated from each other. Each laser can be assigned to a single detector. The single detector can process multiple events from each laser ... | 02/23/2012 |
| 20120038908 | System and Method for Combined Raman and LIBS Detection with Targeting A system and method for locating and identifying unknown samples. A targeting mode may be utilized to scan regions of interest for potential unknown materials. This targeting mode may interrogate regions of interest using SWIR and/or fluorescence spectroscopic and imagi... | 02/16/2012 |
| 20120008133 | SYSTEM AND METHOD FOR HYPERSPECTRAL AND POLARIMETRIC IMAGING Embodiments of a system and method for collecting hyperspectral and polarimetric data that are spatially and temporally coincident include a dispersive element configured to receive incident electromagnetic radiation. The dispersive element is configured to disperse a n... | 01/12/2012 |
| 20120008130 | CORRELATION TECHNIQUE FOR ANALYSIS OF CLINICAL CONDITION The present invention provides a correlation technique for analysis of changes in bodily fluid and/or tissue in order to identify or monitor appearance, progression or treatment of a disease or condition in a subject. The disclosed method involves measuring spectral pro... | 01/12/2012 |
| 20120008135 | FLUORESCENCE-DETECTING DISK INSPECTION SYSTEM An optical inspection system includes a fluorescence channel that detects fluorescent behavior (or lack thereof) of artifacts present on a surface under inspection and at least one other optical channel for determining a characteristic of the surface under inspection in... | 01/12/2012 |
| 20120008134 | METHOD TO MATCH EXPOSURE TOOLS USING A PROGRAMMABLE ILLUMINATOR Programmable illuminators in exposure tools are employed to increase the degree of freedom in tool matching. A tool matching methodology is provided that utilizes the fine adjustment of the individual source pixel intensity based on a linear programming (LP) problem sub... | 01/12/2012 |
| 20110317150 | METHOD AND DEVICE FOR MEASURING OPTICAL PROPERTIES OF AN OPTICALLY VARIABLE MARKING APPLIED TO AN OBJECT A method for measuring optical properties of an optically variable marking applied on an object, the method including the steps of illuminating the optically variable marking so as to form a first light reflected by the marking at a first view angle and a second light r... | 12/29/2011 |
| 20110304846 | UNIVERSAL LED TESTING DEVICE Apparatus for optically testing LEDs or other light-emitting components in a wide variety of test environments and to the degree necessary pertinent to the type(s) of faults encountered. In one embodiment, the present invention includes one or more fiber optic probes co... | 12/15/2011 |
| 20110304845 | PARTICLE MEASUREMENT SYSTEMS AND METHODS A method according to one embodiment includes generating light fringes using a light source; directing a particle through the light fringes; detecting light scattered by the particle as the particle passes through the light fringes using at least one light detector; and... | 12/15/2011 |
| 20110292376 | APPARATUS AND METHOD FOR DETECTING RAMAN AND PHOTOLUMINESCENCE SPECTRA OF A SUBSTANCE An apparatus and method for detecting Raman and photoluminescence spectra of a substance and identifying said substance by Raman and/or photoluminescence spectral characteristics of said substance are disclosed. An apparatus comprises a replaceable laser source aggregat... | 12/01/2011 |
| 20110292377 | FIBER OPTIC MEASURING APPARATUS The invention relates to a fibre-optic measuring apparatus (1) and a related method comprising a number of sensors (3, 4, 5) which are integrated in a cable (20) and detect a mechanical load, a temperature and/or corrosive gases, characterised in th... | 12/01/2011 |
| 20110287940 | OPTICAL ELEMENT AND APPARATUS COMPRISING TRANSPARENT SUPERCONDUCTING MATERIAL An optical element is disclosed which includes transparent superconductor material.... | 11/24/2011 |
| 20110261428 | MICROMECHANICAL COMPONENT AND A METHOD FOR OPERATING A MICROMECHANICAL COMPONENT A micromechanical component has a light window; a mirror element adjustable with respect to the light window from a first position into at least one second position about at least one axis of rotation, an optical sensor having a detection surface designed to ascertain a... | 10/27/2011 |
| 20110261350 | Apparatus and method for measuring optical characteristics of an object Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of an object are disclosed. Perimeter receiver fiber optics are spaced apart from a source fiber optic and receive light from the surface of the objec... | 10/27/2011 |
| 20110261351 | SYSTEM AND METHOD FOR DETECTING EXPLOSIVES USING SWIR AND MWIR HYPERSPECTRAL IMAGING A system and method for detection of explosive agents using hyperspectral imaging. A system comprising an illumination source, a spectral encoding device, and at least one imaging detector configured for at least one of SWIR and MWIR hyperspectral imaging of a target co... | 10/27/2011 |
| 20110261352 | Scan Device A probe needle is successively moved to a plurality of measurement points set in a measurement region on a sample so as to measure a z-displacement amount. An excitation control unit feedback-controls a piezoelectric element so that a vibration amplitude of a cantilever... | 10/27/2011 |
| 20110255076 | METHOD FOR DETERMINING A PARTICLE CONCENTRATION AND MEASURING APPARATUS To provide an improved method and an improved measuring apparatus for determining a particle concentration with which the disadvantages of the transmission measurement principle and of the scattered light measurement principle can be compensated to a certain degree to a... | 10/20/2011 |
| 20110222051 | MICROASSEMBLED IMAGING FLOW CYTOMETER A microassembled imaging cytometer includes a sensing location that undergoes relative motion with a cell. Light from a light source is focused by a focusing element to a plurality of focused illumination spots or lines at the sensing location, illuminating the cell as ... | 09/15/2011 |
| 20110211189 | APPARATUS AND METHOD FOR DETERMINATION OF TEAR OSMOLARITY An apparatus comprises a spectrophotometer system configured to measure light absorbance by a tear sample, a refractometer system configured to measure refractive index of the tear sample, and an evaluation unit programmed to calculate an osmolarity of the tear sample b... | 09/01/2011 |
| 20110206291 | COMBINED SPECTRAL AND POLARIMETRY IMAGING AND DIAGNOSTICS Combined spectral and polarimetry imaging and diagnostic techniques are disclosed, including an imaging system that simultaneously records spatially co-registered spectral and polarization information from an image of a target scene such as an ocular structure or materi... | 08/25/2011 |
| 20110199606 | Apparatus and method for measuring optical characteristics of an object Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of teeth are disclosed. Perimeter receiver fiber optics preferably are spaced apart from a source fiber optic and receive light from the surface of th... | 08/18/2011 |
| 20110102771 | SYSTEMS AND METHODS FOR NEAR INFRA-RED OPTICAL INSPECTION An inspection system and a method for defect detection, the method includes: generating a first beam that comprises a near infrared spectral component and a visible light component; directing at least the near infrared spectral component of the first beam towards an ins... | 05/05/2011 |
| 20110080577 | System and Method for Combined Raman, SWIR and LIBS Detection A system and method for the detection and identification of explosives and explosive residues using a combination of SWIR, Raman, and LIBS spectroscopy techniques, including imaging. A region of interest may be surveyed to identify a target area, wherein the target area... | 04/07/2011 |
| 20110080576 | DEVICE AND METHOD FOR OPTICAL 3D MEASUREMENT AND FOR COLOR MEASUREMENT The invention relates to a device and a method for optical 3D measurement, wherein said device can be switched between a first mode for optical 3D measurement using a chromatic confocal measurement method or the triangulation measurement method and a second mode for col... | 04/07/2011 |
| 20110032516 | Optical Absorbance Measurements With Self-Calibration And Extended Dynamic Range Detector data representative of an intensity of light that impinges on a detector after being emitted from a light source and passing through a gas over a path length can be analyzed using a first analysis method to obtain a first calculation of an analyte concentration... | 02/10/2011 |
| 20110013176 | METHOD AND DEVICE FOR DETERMINING PROPERTIES OF TEXTURED SURFACES A method of determining properties of textured surfaces with the steps:
| 01/20/2011 |
| 20100328649 | MEASUREMENT SYSTEM AND MEASUREMENT PROCESSING METHOD This invention is directed to extract the scattering characteristic of a measurement target together when measuring the surface shape in a measurement system, which measures the surface shape of a measurement target, by the pattern projection method. To accomplish this,... | 12/30/2010 |
| 20100291714 | METHOD AND SYSTEM FOR THE IN-SITU DETERMINATION OF THE MATERIAL COMPOSITION OF OPTICALLY THIN LAYERS A system and method for in situ determination of a material composition of optically thin layers deposited from a vapor phase onto a substrate includes irradiating the substrate with incoherent light of at least three different wavelengths, optically detecting in a spat... | 11/18/2010 |
| 20100283995 | SYSTEM AND METHOD FOR THE AUTOMATED ANALYSIS OF SAMPLES The present invention pertains to a system for the automated analysis of samples, comprising: a first optical device including at least one receptacle for receiving at least one of said samples and a receptacle-associated optical unit including at least one receptacle-a... | 11/11/2010 |
| 20100271621 | METHODS AND SYSTEMS FOR DETERMINING A CRITICAL DIMENSION AND OVERLAY OF A SPECIMEN Methods and systems for monitoring semiconductor fabrication processes are provided. A system may include a stage configured to support a specimen and coupled to a measurement device. The measurement device may include an illumination system and a detection system. The ... | 10/28/2010 |
| 20100271620 | Detection system and user interface for a flow cytometer system The detection system of the first preferred embodiment includes a detector, having a wide dynamic range, that receives photonic inputs from the interrogation zone and produces an analog signal; and an analog-to-digital converter (ADC), having a high bit resolution, that... | 10/28/2010 |
| 20100253911 | Optical Measurement Apparatus and Method Therefor An optical measurement apparatus comprises an optical system (100) having a receiving axis (115). The optical system (100) comprises a source (102) that generates a probe beam that is directed to a location to be measured (114). A dete... | 10/07/2010 |
| 20100231897 | WEB INSPECTION CALIBRATION SYSTEM AND RELATED METHODS Systems and methods for calibrating a web inspection system.... | 09/16/2010 |
| 20100231728 | System for distributing and controlling color reproduction at multiple sites In the color imaging system, multiple rendering devices are provided at different nodes along a network. Each rendering device has a color measurement instrument for calibrating the color presented by the rendering device. A rendering device may represent a color displa... | 09/16/2010 |
| 20100231896 | QUANTITATIVE PHASE-CONTRAST AND EXCITATION-EMISSION SYSTEMS An optical system includes an optical interferometer that generates interference phenomena between optical waves to measure multiple distances, thicknesses, and indices of refraction of a sample. An excitation-emission device allows an electromagnetic excitation and emi... | 09/16/2010 |
| 20100225899 | Chemical Imaging Explosives (CHIMED) Optical Sensor using SWIR A sample is illuminated to thereby generate a plurality of first interacted photons selected. The first interacted photons are assessed using a visible imaging device to thereby determine an area of interest in the sample. The area of interest is illuminated to thereby ... | 09/09/2010 |
| 20100220316 | METHOD AND APPARATUS FOR THIN FILM QUALITY CONTROL Photovoltaic thin film quality control is obtained where the thin film is supported by a support and a section of the film is illuminated by a polychromatic or monochromatic illumination source. The source forms on the thin film an illuminated line. The light collected ... | 09/02/2010 |
