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| Number | Title | Issue Date |
| 7867688 | Laser ablation resist A method of making micro-structure devices by coating a first layer of resist (12) on a substrate (10). A pattern is created on the substrate by radiation induced thermal removal of the resist. ... | 01/11/2011 |
| 7828279 | Document transport apparatus A method of scanning documents obtains the document that is to be scanned from an input tray, transports the document at a transport velocity past a scanner to obtain image data therefrom, and stacks each scanned document aligned with trailing-edge registration in a... | 11/09/2010 |
| 7782347 | Light source using large area LEDs A printing apparatus (100) for printing digital images onto a photosensitive medium (140) employing, for exposure energy, a light source (20) that uses various arrays of LEDs (32). The printing apparatus (100) may form the print im... | 08/24/2010 |
| 7777859 | Two-stage exposure device for watermarking film An apparatus (20) forms a latent indicium onto a sensitized medium, using an area energy source (26) for applying a substantially uniform sensitizing energy over an area of the sensitized medium and a pixel exposure source (30) for applying radi... | 08/17/2010 |
| 7739042 | Wireless address and street name locator A system (10) for viewing location marker data on a display (14) located in a vehicle (16) has a transponder (20) located on a structure (18) and a transmitter (22) located on the vehicle, which transmits a first signal (... | 06/15/2010 |
| 7672482 | Shape detection using coherent appearance modeling A method of finding an object in an image that consists of describing an object shape by one or more sets of feature points (220); estimating positions of the feature points (310); finding new locations for each feature point based on an appearance mod... | 03/02/2010 |
| 7660013 | Method of converting a color recipe A first recipe (10) is converted using a first colorant set to a second recipe (50) using a second colorant set. The first recipe (10) is converted into a CIE_Lab estimate (30) using a first model and a first database (20). The CIE... | 02/09/2010 |
| 7656567 | Selecting a best three color solution to a CIE Lab input using linear interpolation A method for selecting a best three color solution for a CIE_Lab request comprises generating a three color database (10) of CIE_Lab values at specified colorant input levels. A closest point in the database with colorant input levels is found, which will pro... | 02/02/2010 |
| 7616881 | Zoom flash with liquid crystal lens A camera apparatus (10) has a zoom lens (12) having a zoom focus setting that is adjustable over a range of focus values and control circuitry for generating a variable voltage potential according to the zoom focus setting. A flash illumination apparat... | 11/10/2009 |
| 7616393 | Compact folded thin lens A thin lens consists of a first optical element which comprises a first refracting surface, wherein incoming light passes through the first refracting surface on a first optical axis. A reflecting surface changes a direction of the incoming light from the first opti... | 11/10/2009 |
| 7605785 | Black level uniformity correction method A method for improving liquid crystal spatial light modulator (10) uniformity is disclosed wherein an original code value (40) is obtained for a first pixel and a conditioned code value (50) is assigned to the first pixel. The conditioned code v... | 10/20/2009 |
| 7598008 | Methods for imaging regular patterns Methods for imaging regular patterns are provided. A multi-channel imaging head is configured in accordance with the repeat of a pre-determined regular pattern such that no swath boundaries appear within the visibly imaged features of the pattern. The imaged article... | 10/06/2009 |
| 7586507 | Printer for recording on a moving medium A method for forming a pixel (20) having a predetermined density onto a sensitized recording medium moving in a length direction energizes a pixel exposure source (14) to begin exposure at the leading edge (34) of a pixel (20) and for a f... | 09/08/2009 |
| 7583416 | Document scanning system with tethered platen element providing sheet-fed and platen scanning functions A modular scanning system (10) consisting of a first scanning unit (11) and a plurality of tethered scanning (13) and digital capture elements (150, 160) providing both sheet-fed, platen, and digitally captured documents and photographs. ... | 09/01/2009 |
| 7574378 | System for stock images peer-to-peer services over the world wide web A system for distributed digital images. The system comprises image publishers, image buyers, and a system service center. Image publishers, interested in selling rights in high-resolution images, publish thumbnails representing those images in the service's web-sit... | 08/11/2009 |
| 7559654 | High luminance display apparatus using LCD panel A projection apparatus (10) has an LC modulator panel (60) with photoresponsive layer (316), segmented into a first, second, and third portion, each spatially separated. An image writing section (120) forms a first, second, or third image... | 07/14/2009 |
| 7495804 | Gamut-preserving color imaging A color imaging technique includes setting a target value in a device-independent first color space and mapping the target value to a substantially complete point set in a second color space. The point set may include a plurality of points, each of which define subs... | 02/24/2009 |
| 7428084 | Scanner with removable image guides A scanner has a transport system for transporting a document along a transport path for scanning by at least a first camera. A first removable image guide is disposed between the first camera and a first side of the document. The first removable image guide has a fi... | 09/23/2008 |
| 7416297 | Process and materials for marking plastic surfaces Single coatings onto non-absorbent substrates on which aqueous inkjet inks are jetted with subsequent application of heat or other forms of energy to further cross-link the coating onto the substrate and to fuse the inkjet ink image to give good quality water resist... | 08/26/2008 |
| 7400335 | Method for printing a halftone digital image A method for printing a halftone digital image on both a printing press and a color proofer using the same binary digital data which comprises making a printing plate from the binary digital data; making a press sheet using a press with the printing plate; sending t... | 07/15/2008 |
| 6211997 | Modulator for optical printing A modulator for a high optical power printing includes a transparent crystal and a patterned buffer layer formed over one of the surfaces of the crystal. An electrode array is formed so that each electrode of the electrode array is patterned directly on e... | 04/03/2001 |
| 5831759 | Electro-optic modulator with passivation layer An electro-optic modulator array (36). Electrode pairs 50 and 51 are mounted on a substrate (40). A layer of electronic grade glass (60) is deposited by electron beam evaporation on the substrate (40) and electrodes (50) and (51). In an alternate embodime... | 11/03/1998 |
| 5768674 | Apparatus for creating copy restrictive media An apparatus for creating copy restrictive media is disclosed comprising a linear array (20) comprised of at least two spatially distributed light sources (22) and an aperture mask (28) for forming two or more micro-light sources from the light sources (2... | 06/16/1998 |
| 5684609 | D.C. offset restoration for image scanners A scanner having a photosensitive scanning array includes a timing generator having (a) a first state wherein pixel clock signals with a predetermined frequency are produced and (b) a second state wherein a D.C. restore clock signal with a frequency that ... | 11/04/1997 |
| 5684293 | Anti-aliasing low-pass blur filter for reducing artifacts in imaging apparatus An imaging apparatus for generating an image signal from incident image light having its higher spatial frequencies limited to reduce undersampling artifacts includes an image sensor for generating the image signal from an array of photosites, and an opti... | 11/04/1997 |
| 5673909 | Nip set for reversible feeding of single sheets Apparatus for advancing the cut sheets in an in-track direction to a sheet justification apparatus includes a driven roller and a gimbaled, self-aligning follower associated with the driven roller. The follower is movable between an engaged position, form... | 10/07/1997 |
| 5668899 | Optical radiation coupler for an optical fiber Apparatus for coupling a radiation beam to an optical fiber includes an optical fiber holder, a housing, and a lens positioned in the housing. A flexure provides angular and longitudinal alignment of at least one of the lens and the optical fiber holder r... | 09/16/1997 |
| 5666193 | Intermediate transfer of small toner particles A small particle toner image is formed on a primary image member (11), such as a photoconductor; electrostatically transferred to an intermediate transfer member (22); and then electrostatically transferred to a receiving sheet. The intermediate transfer ... | 09/09/1997 |
| 5666447 | Using optical fiber multiplexer to combine light beams in a laser printer A color laser printing apparatus that incorporates the use of fiber optics and a flexible beam-combining device to combine two or more lasers having different wavelengths that correspond to the photosensitivities of the image-receiving media. Use of fiber... | 09/09/1997 |
| 5647678 | Cartridge for cooling a thermal print head A dye donor cartridge (17) for a thermal printer (10) is disclosed. Uniformity of the image intensity in the thermal print head (12) is achieved by carefully controlling an ambient temperature of the print head. This control of ambient temperature is achi... | 07/15/1997 |
| 5646786 | Beamsplitter for laser multi-beam printers and recorders An optical system for illuminating a multi-element spatial light modulator from a multi-emitter laser array such that each element of the modulator sees light from all emitters targets the light onto the two or more rows of elements, without putting light... | 07/08/1997 |
| 5642254 | High duty cycle AC corona charger This invention pertains to an AC charger (10) in which an AC voltage waveform applied to a corona wires (12) has a duty cycle of between 50% and 90%. This increases the efficiency of the charger without increasing the signal-to-noise ratio. In one embodim... | 06/24/1997 |
| 5619245 | Multi-beam optical system using lenslet arrays in laser multi-beam printers and recorders A multi-beam laser printer for printing on light-sensitive thermal media where a monolithic array of independently modulated diode lasers is used to reduce the size of the printer. A closely spaced array of printing spots is produced from the separate dio... | 04/08/1997 |
| 5568269 | Method and apparatus for scanning and printing documents with text and images A method and apparatus for reproducing both pictorial image information and text information on a sheet or surface used in the production of a printed page. The original image is scanned at a low resolution to produce density values for each color separat... | 10/22/1996 |
| 5517231 | Apparatus and method for increasing the productivity of a thermal printing apparatus for the production of finely detailed images of photographic quality Apparatus and method for digitally printing a finely detailed image using pulse width modulation (PWM) with improved productivity over the prior art. Many images, or portions of images, generated by printers utilizing PWM do not require that any of the pi... | 05/14/1996 |
| 5331931 | Variable intake valve An internal combustion engine (10) with intake valve (26) that may be kept open for a variable amount of time during the combustion cycle depending on operating conditions of the engine. Cam (22) rotates approximately 45° clockwise to depress poppet (26)... | 07/26/1994 |
| 5201287 | Variable stroke internal combustion engine A variable stroke piston system (10). The effective length of the stroke of an internal combustion engine is increased by extending end lobe (14) from main lobe (16) by means of extension rod 18. Extension rod (18) may be operated hydraulically, mechanica... | 04/13/1993 |
| 5131242 | Closed loop refrigerant recovery system A closed loop refrigerant recovery system (10) having a primary purge condenser (20) and a secondary purge condenser (30 ). Non-condensible gas and refrigerant vapor is vented from condenser (8) to primary purge condenser (20). Non-condensible gas still c... | 07/21/1992 |
| 4864984 | Rotary valve internal combustion engine An internal combustion engine (10) incorporating a rotary intake-exhaust valve (30). Intake exhaust valve (30) rotates between intake passage (36) and exhaust passage (34) such that intake-exhaust port (28) is aligned with intake passage (34) during the i... | 09/12/1989 |
| 4815701 | Spring and seat assembly for ball valves A spring for a top entry ball valve includes a generally "u" shaped spring body with an open end. The ball valve includes a valve body with inlet and outlet flow passages communicating with a valve chamber. A ball element is mounted in the valve chamber f... | 03/28/1989 |
