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| Number | Title | Issue Date |
| 8111390 | Method and apparatus for residue detection in the edge deleted area of a substrate Apparatus and methods for detecting residue on a glass substrate and method of use are disclosed. The apparatus comprises a substrate support, a sensor, a controller and a peripheral device in communication with the controller. The apparatus measures the height or t... | 02/07/2012 |
| 7929129 | Inspection systems for glass sheets Glass inspection systems are provided for detecting particles and defects in or on a glass sheet or glass ribbon (2, 14). The system is mounted so that the surface (1) to be inspected is in the object plane of a reflective lens (10). The lens im... | 04/19/2011 |
| 7920257 | Systems and methods for determining the shape of glass sheets Disclosed are systems and methods for determining the shape of a glass sheet during and/or after the forming process. In one example, a system for determining the shape of a glass sheet defining an interior bulk can include a light source, an image capture device an... | 04/05/2011 |
| 7808630 | Inspection apparatus for liquid crystal display device and inspection method using same An inspection apparatus and inspection method for liquid crystal display devices are disclosed, wherein a final inspection for completely manufactured liquid crystal display devices is performed using a visual-light inspection apparatus, whereby high productivity du... | 10/05/2010 |
| 7800749 | Inspection technique for transparent substrates A method for inspecting a transparent substrate provides an index-matching fluid between an index-matched optical coupler and a surface of the transparent substrate. The method repeats, at two or more positions along the surface of the transparent substrate, steps o... | 09/21/2010 |
| 7760350 | Glazing inspection A method of inspecting a glazing for faults involves illuminating the glazing with light having a first wavelength to produce a bright-field image, and illuminating the glazing with light having a second wavelength to produce a dark-field image. The bright-field ima... | 07/20/2010 |
| 7746464 | Inspection device and method for inspecting coated transparent component A inspection device for inspecting coated transparent components includes an opaque container, a light source and a light intensity detector. The opaque container has a first end and a second end opposite to the first end. A retaining portion is formed in the opaque... | 06/29/2010 |
| 7710558 | Automated online measurement of glass part geometry An apparatus which measures a size and a shape of a transparent sheet includes a conveyor, a lighting apparatus, an imaging device and a process controller. The conveyor moves the transparent sheet. The lighting apparatus projects light onto the transparent sheet. T... | 05/04/2010 |
| 7692781 | Glazing inspection A method of forming a shadowgraph image is described, comprising the steps of illuminating a glazing (52), e.g., a vehicle windscreen, with light from a localized light source (50), said light being expanded and collimated by a lens optical system (... | 04/06/2010 |
| 7652760 | System for detecting coatings on transparent or semi-transparent materials A system for detecting coatings on a transparent or semi-transparent medium includes a conductive sensor and a light reflection sensor which are configured to determine a presence and the conductivity of the coating on the medium. ... | 01/26/2010 |
| 7646479 | Recording medium discrimination apparatus and method An apparatus can correctly discriminate between types of a recording medium, and obtain good fixed image by performing fixing in the optimum fixing conditions for a variety of different types of recording media. The apparatus includes an LED 101 serving as a ... | 01/12/2010 |
| 7639352 | Detection device for identifying objects in a material stream The invention relates to a detection device for identifying objects in a material stream, preferably a cullet stream. The device comprises several light sources, which emit light in a rectilinear manner, preferably diode light sources and which are combined to form ... | 12/29/2009 |
| 7630071 | Inspecting apparatus for glass substrate An inspecting apparatus for a glass substrate detects blurs of a green color filter layer, a blue color filter layer, a column spacer layer, a pixel layer of a thin film transistor, or the like, which are generally hardly inspected. The inspecting apparatus for a gl... | 12/08/2009 |
| 7567344 | Apparatus and method for characterizing defects in a transparent substrate An apparatus and method for detecting defects in a transparent substrate by simultaneously using a combination of bright field and dark field light sources for illuminating the substrate. The apparatus is capable of detecting both inclusions and surface defects simu... | 07/28/2009 |
| 7551274 | Defect detection lighting system and methods for large glass sheets A glass defect detection system comprising an apparatus and methods for the real-time inspection for defects in and on transparent sheets, such as a large sheets of glass is disclosed. The defect detection system utilizes a plurality of dark-field illumination syste... | 06/23/2009 |
| 7528945 | Method to determine the optical quality of a glazing A method of determining the optical quality of a glazing which includes at least one area having a reduced light transmission, involves producing a shadowgraph image of the glazing and measuring the illumination of the glazing at a plurality of measurement points ar... | 05/05/2009 |
| 7522277 | Lateral surface sensor and imaging optical system therefor The present invention relates to an imaging optical system for imaging the peripherally extending lateral surfaces (9) of an object (10) on to an imaging plane, comprising a reflecting element (6) and a first angle-reducing element (3, 17... | 04/21/2009 |
| 7495760 | Device and method for evaluating optical distortion of transparent plate body To provide estimating apparatus and method of the optical distortion of light transmitted through a transparent plate-shaped body. Upon picking-up a grid pattern via a glass plate by an image pickup device, 4n±α CCD pixels correspond to n grids (pair of a b... | 02/24/2009 |
| 7471383 | Method of automated quantitative analysis of distortion in shaped vehicle glass by reflected optical imaging The present application describes and claims an opto-electronic method of quantitatively analyzing reflected optical distortion in sheets or panels of shaped glass. ... | 12/30/2008 |
| 7453563 | Device and method for detecting scratches The invention relates to a device and a corresponding method for detecting scratches on the surface (2) of a material, in particular glass. Said device comprises an illumination unit (3) and a recording unit (4), which register a scanning line (... | 11/18/2008 |
| 7443499 | Method for measuring the sagging of a glass panel A method for measuring the sagging of a glass panel in the process of bending the glass panel on a ring mould. The method includes measuring the sagging at a glass panel's measuring point and the measurement data is applied to control progress of the bending process... | 10/28/2008 |
| 7435941 | Methods for measuring optical characteristics by differential diffractive scanning Methods and systems for measuring and/or inspecting a characteristic of an optical article are provided. In one example, a method includes illuminating an optical article with a focused beam of light, detecting the light with a sensor after interacting with the opti... | 10/14/2008 |
| 7423738 | Inspecting system for security documents An inspecting system for security documents is disclosed, wherein a rotating cylinder provided with transparent sectors is apt to transport the document past an image acquiring device, and in which a transparency inspecting device is placed partially inside and part... | 09/09/2008 |
| 7420667 | Equipment for capturing the contour, markings, bores, millings and etchings of an ophthalmic lens or template lens for glasses Equipment for capturing the contour, markings, bores, millings and etchings of an ophthalmic lens or a template lens for glasses. Equipment for capturing the contour, markings, bores, millings and etchings of an ophthalmic lens or a template lens for glasses compris... | 09/02/2008 |
| 7420671 | Defect inspection method and apparatus for transparent plate-like members A defect inspection method and apparatus for a transparent plate material for detecting a bubble, a scratch, a foreign matter, and another defect existing on or in the transparent plate material including regarding a defect candidate as a defect, when the defect can... | 09/02/2008 |
| 7410528 | Method and system for testing the integrity of green plugged honeycomb structure A method for testing integrity of a plugged honeycomb structure includes forming a condenser at a first end of the honeycomb structure, passing a vaporous stream into a second end of the honeycomb structure, wherein a column of the vaporous stream emerges at the fir... | 08/12/2008 |
| 7408633 | Apparatus and method for inspecting film defect There is disclosed a defect inspection apparatus, wherein a light source projects a linear light onto a transparent film to inspect, so that a light receiver receives light beams transmitted through the film. The light receiver is placed to look down the film, with ... | 08/05/2008 |
| 7397566 | Method and apparatus for optical interactance and transmittance measurements A method, system and apparatus for improving at least one of a) optical interactance measurements, b) optical transmittance measurements and c) optical reflectance measurements. The apparatus has a probe having a body portion and an tip portion. The body portion has... | 07/08/2008 |
| 7394536 | Method and apparatus for inspecting front surface shape The present invention provides an inspection method and an inspection apparatus which can remove influence of rear surface reflection image and inspect characteristic of a front surface shape with good accuracy by an inexpensive apparatus construction. First of all,... | 07/01/2008 |
| 7385174 | Apparatus and method for measuring sidewall thickness of non-round transparent containers An apparatus for inspecting sidewall thickness of non-round transparent containers includes a conveyor for holding a container in stationary position and rotating the container around an axis. A light source directs light energy onto a sidewall of the container on t... | 06/10/2008 |
| 7379177 | System and method for performing hard glass inspection A system and method to inspect objects for a characteristic parameter. The system includes at least one electromagnetic source for emitting at least two separate wavelengths of electromagnetic energy. At least one electromagnetic detector is positioned at a predefin... | 05/27/2008 |
| 7379174 | Wafer detecting device Provided is a detecting device for an FIMS system, for easily and simply detecting a slip-out of a glass wafer from an FOUP or detective storage thereof. The detecting device includes a light transmission sensor and a light reflection sensor. A light emitting portio... | 05/27/2008 |
| 7371590 | Integrated inspection system and defect correction method A system for the inspection of and a process for the correction of defects in a microreplicated optical display film manufacturing process. The process steps of manufacturing a master, a plurality of shims from the master, and a multiplicity of display films from ea... | 05/13/2008 |
| 7366347 | Edge detecting method There is provided an edge detecting method, which is capable of preventing a noise influence caused by imaging device and a color interpolation. The edge detecting method includes the steps of: setting a first kernel based on a center pixel in pixel data arranged in... | 04/29/2008 |
| 7365838 | System and method for the measurement of optical distortions An apparatus measures optical deviations caused by an aircraft canopy. In this apparatus, a light source generates a beam of light. A collimator, optically coupled to the light source, then collimates the beam of light. An optical assembly patterns the collimated be... | 04/29/2008 |
| 7359046 | Method and apparatus for wafer-level measurement of volume holographic gratings The invention describes a system for the measurement of volume holograms on a wafer scale that permits high-resolution and high throughput measurement of grating parameters. The invention uses a collimated beam of a fixed wavelength light source that is transmitted ... | 04/15/2008 |
| 7358517 | Method and apparatus for imager quality testing An apparatus and method of detecting a defect in an imager die package. The method comprises the steps of exposing the imager die package to light at a first angle, exposing the imager die package to light at a second angle, outputting electrical signals based on th... | 04/15/2008 |
| 7353954 | Tray flipper and method for parts inspection Manufacturing lines include inspection systems for monitoring the quality of parts produced. Manufacturing lines for making semiconductor devices generally inspect each fabricated part. The information obtained is used to fix manufacturing problems in the semiconduc... | 04/08/2008 |
| 7349063 | Reflection mirror apparatus, exposure apparatus and device manufacturing method A reflection mirror apparatus, used in a reflection optical system of an exposure apparatus which performs exposure processing by guiding exposure light by reflection, has a mirror having a reflection surface to reflect the exposure light, and radiation plates for r... | 03/25/2008 |
| 7349081 | Method and device for checking the integrity of a glass protecting tube for the spiral-wound filament of an infrared radiator heat source In order to be able to check reliably glass protecting tubes for spiral-wound filaments of an infrared radiator heat source with respect to damages due to breaking, a device and method are provided for checking the integrity of a glass protecting tube, in particular... | 03/25/2008 |