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| Number | Title | Issue Date |
| 8102476 | Display devices including an oxide semiconductor thin film transistor A display device including an oxide semiconductor thin film transistor is provided. The display device includes at least one thin film transistor, and at least one storage capacitor. The storage capacitor includes a storage electrode formed of a transparent oxide se... | 01/24/2012 |
| 8081262 | Safety sun glasses with high intensity light protection A pair of safety sunglass, particularly for use when arc welding, includes auto darkening lenses having suitable characteristics for providing high intensity light protection during welding procedures. The sunglasses have a tight fitting frame conforming to an indiv... | 12/20/2011 |
| 8035761 | Shading device for welding helmet Disclosed is a shading device for a welding helmet in which a circuit portion (the second frame) having a high error rate and the remaining portion can be separated from each other and only the circuit portion separated from the device can be repaired or changed, th... | 10/11/2011 |
| 7884888 | Automatic darkening filter with offset polarizers A protective automatic darkening filter construction 10 includes two low twist liquid crystal cells 26, 30 interspersed between a series of offset polarizers 24, 28, 32. The resulting construction provides improved homogeneity in the dark state ... | 02/08/2011 |
| 7557870 | Nuclear hardened liquid crystal display A nuclear hardened liquid crystal display (LCD) and a method for hardening a liquid crystal display is provided. The nuclear hardened LCD can include an LCD glass laminate stack. The LCD glass laminate stack can include a front transparent substrate, a back substrat... | 07/07/2009 |
| 7477330 | Automatic darkening filter with offset polarizers A protective automatic darkening filter construction 10 includes two low twist liquid crystal cells 26, 30 interspersed between a series of offset polarizers 24, 28, 32. The resulting construction provides improved homogeneity in the dark state ... | 01/13/2009 |
| 7372523 | Display apparatuses having layered liquid crystal displays Display apparatuses are provided that includes a light source, a first liquid crystal display on the light source, and a second liquid crystal display on the first liquid crystal display. The first liquid crystal display is configured to allow a variable amount of l... | 05/13/2008 |
| 7342210 | Remote control for auto-darkening lens systems and method A wireless remote control is provided for an auto-darkening lens (ADL) system used in a welding helmet, respirator system or other device to control or to adjust settings of an ADL of a controllable light shutter. A display system facilitates providing information i... | 03/11/2008 |
| 7326364 | Complex light-compensation C plate with two or more of C plates different in dispersion ratio value and liquid crystal display using the same Disclosed is a complex light compensation C plate including at least two C plates representing different dispersion ratio values, respectively. The complex light compensation C plate improves a contrast characteristic of a liquid crystal display device at various vi... | 02/05/2008 |
| 7317527 | Spatial light modulator fourier transform A filter to selectively block light from passing through the filter and to selectively permit light to pass through the filter. The filter includes an array with a plurality of individually addressable filter elements. Each filter element is selectively settable to ... | 01/08/2008 |
| 7278737 | Ophthalmic devices having a highly selective violet light transmissive filter and related methods Ophthalmic devices are provided having a violet-light vertical cut-off filter abruptly absorbs light between the wave lengths of between approximately and 400 nm and 450 nm such that a curve when plotted as percent transmission versus wavelength has the shape as dep... | 10/09/2007 |
| 7271854 | Nuclear hardened liquid crystal display A nuclear hardened liquid crystal display (LCD) and a method for hardening a liquid crystal display is provided. The nuclear hardened LCD can include an LCD glass laminate stack. The LCD glass laminate stack can include a front transparent substrate, a back substrat... | 09/18/2007 |
| 7253854 | Reflection type semiconductor display device A reflection type semiconductor display device which can make satisfactory display even when external light is not satisfactorily intense is provided. A reflection type semiconductor display device according to the present invention can take in light other than inci... | 08/07/2007 |
| 7251383 | Method and device of imaging with an imager having a fiber plate cover There is provided an imager with, for example, a fiber plate cover capable of transferring to a sensor element an image of a sample that may be close to or in contact with such fiber plate cover, and imaging such sample. An imager may include a fiber plate cover cap... | 07/31/2007 |
| 7232988 | Microprocessor based automatically dimmable eye protection device with interruption prevention An auto darkening eye protection device comprising a shutter assembly adjustable between a clear state and a dark state and a control circuit. The control circuit is provided with a microcontroller, a delivery circuit, a sensing circuit and a weld detect circuit. Th... | 06/19/2007 |
| 7206041 | Liquid-crystal display In a liquid-crystal display (10), unpolarized light from a light source (12) passes through a linear polarization separation layer (14) and strikes a liquid-crystal cell (16). The liquid-crystal cell (16), in response to an applied... | 04/17/2007 |
| 7199397 | AMOLED circuit layout In an active matrix organic light emitting diode (AMOLED) display panel having an improved OLED circuit layout in the TFT back panel, the AMOLED pixels in the AMOLED pixel array are arranged to have the TFT circuit portions of the AMOLED pixels in clustered regions ... | 04/03/2007 |
| 7180047 | Eye-protection device having dual high voltage switching An auto darkening eye protection device comprising a shutter assembly and a control circuit. The shutter assembly is adjustable between a clear state and a dark state. The control circuit comprises a sensing circuit, a weld detect circuit, and a delivery circuit. Th... | 02/20/2007 |
| 7176992 | Methods of fabricating PDLC optical devices A method of fabricating an optical device by providing a nematic liquid crystal; providing a photo-curable pre-polymer mixture; mixing the nematic liquid crystal with the photo-curable pre-polymer mixture to form a homogeneous nematic/pre-polymer mixture, with the n... | 02/13/2007 |
| 7156542 | Vehicle headlight system having digital beam-forming optics A vehicle headlight system including a light source, digital beam forming optics optically coupled to the light source, and a memory storing a plurality of light illumination patterns. The memory is electrically coupled to the digital beam forming optics. The digita... | 01/02/2007 |
| 7150047 | Indicator layout on an auto-darkening lens for use in welding An indicator system and method for an auto-darkening lens or other device that is intended to be placed relatively close to the face of a wearer includes one or more indicators adjacent the lens and generally provides the indicators in the peripheral field of view o... | 12/19/2006 |
| 7097303 | Polarizing devices and methods of making the same Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s... | 08/29/2006 |
| 7097304 | Polarizing devices and methods of making the same Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s... | 08/29/2006 |
| 7051290 | Graphical interface for receiving eyeglass prescription information A high volume lens curing system is described. The high volume lens curing system is configured to cure multiple eyeglass lenses in a continuous manner. The lens curing system includes a computer-implemented method configured to collect prescription information, sav... | 05/23/2006 |
| 7044600 | Polarizing devices and methods of making the same Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s... | 05/16/2006 |
| 7034976 | Substrate for electrooptic device and method of manufacturing the same, electrooptic device, and electronic equipment A substrate for an electrooptic device comprising a light-transmissive base member, a reflection layer formed on the base member so as to include each reflection portion and a corresponding transmission portion having a transmission factor higher than that of the re... | 04/25/2006 |
| 7026593 | Eye-protection device having dual high voltage switching An auto darkening eye protection device comprising a shutter assembly and a control circuit. The shutter assembly is adjustable between a light state and a dark state. The control circuit comprises a sensing circuit, a weld detect circuit, a positive voltage generat... | 04/11/2006 |
| 7023594 | Electro-optic lens with integrated components A range finder device for use with a controller in an optical system is disclosed in accordance with one embodiment of the invention. The range finder device comprises a transmitter to produce a first beam of non-visible radiation for intersecting a perceived object... | 04/04/2006 |
| 7008055 | Eye protection methods and apparatus An eye protection apparatus includes a selectively darkenable element, such as a liquid crystal panel, and a controller that causes transmission of a darken signal that causes the selectively darkenable element to darken in conjunction with an emission of light, suc... | 03/07/2006 |
| 6999137 | Reflection type semiconductor display device A reflection type semiconductor display device which can make satisfactory display even when external light is not satisfactorily intense is provided. A reflection type semiconductor display device according to the present invention can take in light other than inci... | 02/14/2006 |
| 6995812 | Liquid crystal display device The present invention provides a liquid crystal display device which can largely suppress the reduction of contrast which occurs in a light reflection mode of a liquid crystal display device. On a liquid-crystal-side surface of one of substrates which are arranged t... | 02/07/2006 |
| 6992731 | Electro-optic lens having multiple responsive regions of a variable degree of light transmission, method of fabrication thereof and method of operation thereof The present invention is directed to a lens having a variable light transmission in response to variations in incident light intensity. The lens is useful for providing eye protection from variations in ambient light intensity. The present invention is directed to s... | 01/31/2006 |
| 6977695 | Variable optical attenuator based on electrically switchable cholesteric liquid crystal reflective polarizers Variable optical attenuators (VOAs) are provided, based on electrically switchable CLC reflective polarizers. The reflectivity of the described reflective VOAs can theoretically be electrically adjusted between 0% to 100%, and the reflective bandwidth can be easily ... | 12/20/2005 |
| 6941577 | Antiglare device for welding protective masks A glare protection device for a welding protective mask includes an active electro-optical protective filter (2) and an electronic circuit (10). An UV-detector (UVD), which serves as an optical sensor, detects the welding light and, via an evaluation c... | 09/13/2005 |
| 6934967 | Welding operation liquid crystal protection mask A welding-operation, liquid crystal, protection mask for protecting the eyes of a human operator from an arc light generated during a welding operation, comprises a liquid crystal protection mask main body adapted to be attached to the face of a human operator; a de... | 08/30/2005 |
| 6932090 | Motion sickness treatment apparatus and method Methods and apparatus are disclosed for treating motion sickness. In a preferred embodiment a method of the invention comprises operating eyewear having shutter lenses to open said shutter lenses at a selected operating frequency ranging from within about 3 Hz to ab... | 08/23/2005 |
| 6918670 | System, apparatus, and method for correcting vision using an electro-active lens A spectacle lens is disclosed. The disclosed lens provides a vision correcting area for the correction of a wearer's refractive error. The viewing correction area provides correction for non-conventional refractive error to provide at least a part of the wearer's vi... | 07/19/2005 |
| 6912018 | Electro-optical glazing structures having total-reflection and transparent modes of operation for use in dynamical control of electromagnetic radiation Electro-optical glazing structures having total-reflection and semi-transparent and totally-transparent modes of operation which are electrically-switchable for use in dynamically controlling electromagnetic radiation flow in diverse applications. ... | 06/28/2005 |
| 6891681 | Anti-glare protection device An anti-glare protection device, for example a pair of welding goggles, a welding mask or a welding helmet, includes a supporting part with a sight opening (3), an optical filter element arranged in the sight opening, and a protective plate (1), which ... | 05/10/2005 |
| 6884987 | Microprocessor based automatically dimmable eye protection device with interruption prevention An auto darkening eye protection device comprising a shutter assembly adjustable between a clear state and a dark state and a control circuit. The control circuit is provided with a microcontroller, a delivery circuit, a sensing circuit and a weld detect circuit. Th... | 04/26/2005 |
