Patents Issued in March 4, 2014
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Patent number: 8662633Abstract: An ink jet printer includes a carriage configured to be movable supporting a recording head that can eject ink onto paper, a cam member adjusting the height position of the carriage to adjust the distance between the paper and the recording head, a cap member abutting the recording head along with a biasing force, and an engagement member placed to oppose the cap member with the carriage therebetween and pressing the carriage to the cap member side. The sum of the weight of the carriage itself and the pressing force with which the engagement member presses the carriage is equal to or greater than the biasing force acting on the carriage through the abutting of the cap member.Type: GrantFiled: August 31, 2012Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Daisuke Tanaka, Minoru Kishigami, Kazuyoshi Ohashi, Shota Mizuno
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Patent number: 8662634Abstract: An image forming apparatus includes a liquid ejection head, a head tank, a liquid storage container, a liquid supply passage, a liquid feed device, a control valve, and a suction device. The control valve is disposed at the liquid supply passage to open and close the liquid supply passage between the head tank and the liquid storage container. The head tank has a filter, a flow channel, a deformable wall face member, and a gap maintaining elastic member. The wall face member is opposed to the filter and forms a wall face of the channel. The elastic member is disposed in the head tank to urge the wall face member in a direction to increase a gap between the wall face member and the filter. When the suction device sucks liquid from the nozzles with the valve closed, the wall face member deforms in a direction to approach the filter.Type: GrantFiled: February 25, 2013Date of Patent: March 4, 2014Assignee: Ricoh Company, Ltd.Inventor: Tomomi Katoh
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Patent number: 8662635Abstract: A fluid ejection device comprising: a first mid-recording flushing unit for ejecting fluid from the plurality of nozzles and carrying out flushing under a first fluid ejection condition during a recording process in accordance with the recording data; and a second mid-recording flushing unit for ejecting the fluid from the nozzles on the head part and carrying out flushing under a second fluid ejection condition in which at least one of the ejection frequency and quantity of the droplets of fluid ejected from the nozzles is greater than with the first fluid ejection condition when the head part is in a recording initiation part of an image that is formed on the recording medium during the recording process.Type: GrantFiled: March 7, 2012Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Tomohiro Yuda, Ryoichi Tanaka
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Patent number: 8662636Abstract: An inkjet printhead includes: a first row of longitudinally spaced apart first printhead segments, each first printhead segment having a plurality of nozzle rows configured for ejecting a plurality of different colored inks; and a second row of longitudinally spaced apart second printhead segments, the second row being parallel with the first row, each second printhead segment having a plurality of nozzle rows configured for ejecting a plurality of different colored inks The first and second printhead segments overlap in a media feed direction transverse to the first and second rows so as to provide seamless printing across a width of the printhead.Type: GrantFiled: January 7, 2013Date of Patent: March 4, 2014Assignee: Zamtec LtdInventors: Kia Silverbrook, Tobin Allen King
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Patent number: 8662637Abstract: A fluid ejecting apparatus includes first and second rows of nozzles ejecting first and second fluids respectively. A control section repeats an image formation operation ejecting fluid from the first and second nozzles while moving them perpendicularly to the row direction and controls transportation of the medium in the row direction. After formation of a first image layer by the first and second fluids, a second image layer is formed thereon by the second fluid. For normal image formation, the first and second nozzles forming the first image layer are further upstream in the row direction than the second nozzles forming the second image layer, and for image formation of an upper end of the medium, the first and second nozzles forming the first image layer are further downstream in the row direction than the first and second nozzles forming the first image layer in normal image formation.Type: GrantFiled: July 9, 2010Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Bunji Ishimoto, Yumiko Takeda
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Patent number: 8662638Abstract: The present invention provides an image forming method and an ink composition used in the method by which deterioration of a head plate which is formed of silicon is suppressed and more precise images are stably formed, where ink containing an inorganic silicate compound is ejected to form an image from an inkjet head having a nozzle plate where SiO2 film is provided on a surface thereof at a side toward the ink ejection direction of the nozzle.Type: GrantFiled: March 6, 2013Date of Patent: March 4, 2014Assignee: FUJIFILM CorporationInventors: Tomoyuki Ohzeki, Jun Matsumoto, Masao Ikoshi
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Patent number: 8662639Abstract: A flexible circuit includes a sprocket opening and electrically conductive lines connected to a print head.Type: GrantFiled: July 27, 2011Date of Patent: March 4, 2014Inventor: John A. Doran
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Patent number: 8662640Abstract: A flexible printed wiring member includes a flexible insulating base layer; a patterned copper layer disposed on the insulating base layer, the patterned copper layer including: a first portion including unplated copper leads; and a second portion including a plated metal layer disposed on the patterned copper layer; a first insulating cover layer disposed over the unplated copper leads in the first portion, the first insulating cover layer terminating at a first edge located proximate a boundary between the first portion and the second portion of the patterned copper layer; and a second insulating cover layer disposed over the first insulating cover layer, the second insulating cover layer terminating at a second edge located within the second portion of the patterned copper layer.Type: GrantFiled: January 24, 2012Date of Patent: March 4, 2014Assignee: Eastman Kodak CompanyInventor: Mario Joseph Ciminelli
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Patent number: 8662641Abstract: A method includes attaching multiple layers to a back side of at least a portion of a fluid dispensing subassembly having at least one inlet port to form a fluid dispensing assembly, aligning a laser to a region of the fluid dispensing assembly, the region corresponding to the inlet port, and forming at least one hole in the region using a laser, the hole completing a path through the layers to the inlet port. A fluid dispensing assembly has a fluid dispensing subassembly having at least one inlet port, a fluid manifold having at least one outlet, at least two layers between the fluid dispensing subassembly and the manifold, and a fluid path in the at least two layers between the outlet and the inlet port, the fluid path having smooth walls and substantially uniform width.Type: GrantFiled: January 15, 2013Date of Patent: March 4, 2014Assignee: Xerox CorporationInventors: John R. Andrews, Terrance L. Stephens, Dan Leo Massopust
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Patent number: 8662642Abstract: A liquid ejection head includes a substrate having an energy-generating element for generating energy to be used for ejecting a liquid and a supply port in the form of a through-hole for supplying the liquid to the energy-generating element, and an orifice plate including an ejection orifice for ejecting the liquid. A plurality of the energy-generating elements is arranged in a first direction. The supply port is formed between the plurality of the energy-generating elements in the first direction, and the supply port is formed so as to be adjacent to the energy-generating element in a second direction orthogonal to the first direction.Type: GrantFiled: July 19, 2012Date of Patent: March 4, 2014Assignee: Canon Kabushiki KaishaInventors: Yumi Komamiya, Akiko Saito
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Patent number: 8662643Abstract: A head chip includes an actuator substrate having channels for liquid ejection formed therein, and a cover plate having a liquid supply chamber for supplying liquid to the channels, the cover plate being stacked on the actuator substrate. A flow path member mounted to the cover plate supplies the liquid to the liquid supply chamber. The flow path member includes an inflow port through which the liquid flows in, an outflow port through which the liquid flows out, and a circulation path along which the liquid is circulated from the inflow port to the outflow port. No filter is interposed in either the flow path between the inflow port and the channels or the flow path between the outflow port and the channels. The sectional area of the circulation path in a direction orthogonal to the circulating direction of liquid flow is larger than that of the liquid supply chamber.Type: GrantFiled: September 25, 2012Date of Patent: March 4, 2014Assignee: SII Printek Inc.Inventors: Akifumi Sakata, Yoshinori Domae
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Patent number: 8662644Abstract: A piezoelectric element comprising a piezoelectric layer containing bismuth, lanthanum iron manganese and titanium and a electrode formed above the piezoelectric layer.Type: GrantFiled: January 3, 2011Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Masahisa Nawano, Kazuya Kitada
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Patent number: 8662645Abstract: According to one embodiment, an inkjet head comprises a substrate, and a nozzle plate. The substrate includes grooves. The nozzle plate includes nozzles that are formed by laser processing to communicate with the grooves. Electrodes are formed on respective internal surfaces of the grooves. Each of the electrodes is formed of a plurality of metal layers, and includes a flat surface that is apart from the internal surfaces of the grooves. A first inorganic film is superposed on the surfaces of the electrodes. A second inorganic film is superposed on the first inorganic film.Type: GrantFiled: March 5, 2012Date of Patent: March 4, 2014Assignee: Toshiba Tec Kabushiki KaishaInventors: Masashi Seki, Masashi Shimosato
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Patent number: 8662646Abstract: The present invention provides a droplet generator (10) of the velocity modulation type, the generator (10) being configured so that substantially all the modulation energy generated by piezo-electric crystals (60) is transformed into vibration of the nozzle (34). The generator preferably also includes an internal closure mechanism (70) which blocks off the nozzle (34) when the generator is not in operation, but which is de-coupled from the modulation process when the generator is operating.Type: GrantFiled: September 14, 2005Date of Patent: March 4, 2014Assignee: Domino Printing Services PLCInventors: Jonathan Morgan, Jonathan Harvey Lucas
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Patent number: 8662647Abstract: A rotary valve for distributing ink from an ink source to a media width inkjet printhead, the valve having a body, a shaft rotatably mounted to the body, a channel cylinder arranged on the shaft to be rotatable therewith, the channel cylinder having a channel defined along its circumference, a port cylinder fixed to the body relative to the shaft so as to concentrically and sealingly enclose the channel cylinder, the port cylinder having a plurality of ports defined therethrough along its circumference for respective connection to the printhead and ink source, each port being aligned with a portion of the channel and a selection device for selectively rotating the shaft to establish interconnection between the ports and the channel thereby allowing ink flow between the ports via the channel.Type: GrantFiled: May 16, 2011Date of Patent: March 4, 2014Assignee: Zamtec LtdInventors: Robert Rosati, Raul Perez
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Patent number: 8662648Abstract: A liquid consumption apparatus includes a detection portion in which a light emitting portion and a light receiving portion are arranged, a liquid container that houses a liquid and in which a prism having a cavity is disposed, a carriage with respect to which the liquid container is attachable and detachable, and in which an opening is provided in a position that opposes the prism, and a light shielding portion disposed in the opening in the carriage. When a driving portion moves the carriage in a direction in which the light emitting portion and the light receiving portion are arranged, noise light produced by the prism bottom surface or cavity portion is suppressed, as a result of the light shielding portion blocking part of irradiated light.Type: GrantFiled: October 30, 2012Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Masashi Kamiyanagi, Yuichi Nishihara, Junpei Yoshida
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Patent number: 8662649Abstract: A method for recycling ink in an inkjet printer includes combining purged inks having two or more colors with black ink to form a mixed ink. The printer identifies an optical characteristic of the mixed ink and compares it to the optical characteristic for black ink. A controller for the printer adjusts the operation of the printer to form ink images having an optical characteristic that is closer to black ink than ink images formed with the mixed ink alone.Type: GrantFiled: January 18, 2012Date of Patent: March 4, 2014Assignee: Xerox CorporationInventors: Susan J. Zoltner, Nicholas C. Hill, Steven Van Cleve Korol, Trevor James Snyder
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Patent number: 8662650Abstract: A liquid droplet discharge head includes a plurality of discharge unit parts, each of which extends in a first direction. The discharge unit parts are arranged in a second direction intersecting with the first direction. Each of the discharge unit parts includes: a nozzle column configured by a plurality of nozzles; a liquid droplet discharge surface; a common flow path; a plurality of pressure chambers; a damper chamber extending in the first direction; a damper wall arranged between the damper chamber and the common flow path; and a pillar part connecting the damper wall and a separate wall that is different from the damper wall in the damper chamber. A position of the pillar part of at least one discharge unit part of the discharge unit parts in the first direction is deviated from a position of the pillar part in the other discharge unit part.Type: GrantFiled: September 21, 2012Date of Patent: March 4, 2014Assignee: Brother Kogyo Kabushiki KaishaInventors: Masashi Ono, Koichiro Hara, Atsushi Ito, Shohei Koide
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Patent number: 8662651Abstract: An image recording method is provided which includes forming an image on a recording medium by a color ink composition containing a color colorant and a white ink composition containing a white colorant, and in the above image recording method, the color ink composition and the white ink composition are adhered in this order to the recording medium so that an equivalent ratio of the white colorant to the color colorant is set to 10 to 500:1 to form a pastel color image.Type: GrantFiled: December 29, 2010Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Takayoshi Kagata, Tsuyoshi Sano
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Patent number: 8662652Abstract: An ink composition is provided that includes (Component A) at least one compound selected from the group consisting of bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide and 2,4,6-trimethylbenzoyldiphenylphosphine oxide, (Component B) at least one compound selected from the group consisting of 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one, 2-(dimethylamino)-2-[(4-methylphenyl)methyl]-1-[4-(4-morpholinyl)phenyl]-1-butanone, and 2-benzyl-2-dimethylamino-1-(4-morpholinophenyl)-1-butanone, (Component C) a thioxanthone compound, (Component D) a polymerization inhibitor, and (Component E) a polymerizable compound, Component C having a content of 0.01 to 5 wt % relative to the total weight of the ink composition, Component D having a content of 0.01 to 5 wt % relative to the total weight of the ink composition, the sum of the content of Component A and the content of Component B being 6.0 to 9.Type: GrantFiled: December 28, 2011Date of Patent: March 4, 2014Assignee: FUJIFILM CorporationInventors: Kyohei Mochizuki, Yuusuke Fujii
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Patent number: 8662654Abstract: A printing device includes a plurality of heads ejecting ink cured by irradiation of light and arranged in a transport direction of a medium, a plurality of temporary curing light sources provided respectively corresponding to the plurality of heads and respectively irradiating light for temporary curing to dots formed on the medium by the respective heads, and a main curing light source irradiating light for main curing to the dots to which the plurality of temporary curing light sources have irradiated the light, wherein the printing device has a first printing mode where a clear ink is ejected from a head placed at the upper stream in the transport direction when seen from heads ejecting color inks, and a second printing mode where the clear ink is ejected from a head placed at the lower stream in the transport direction when seen from the heads ejecting the color inks.Type: GrantFiled: September 15, 2010Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventor: Hiroyuki Onishi
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Patent number: 8662655Abstract: An inkjet printer includes a guide rail that faces a medium support member and extends in a scanning direction. A head device includes a carriage movable in the scanning direction along the guide rail. A printer head is mounted on the carriage and is configured to discharge an ink toward a printing medium. An ultraviolet radiation device is mounted on the carriage and is configured to output an ultraviolet radiation toward the printing medium thereby curing the ink that has adhered onto the printing medium after being discharged from the printer head. The ultraviolet radiation device is arranged in the carriage on a side of the printer head in the scanning direction. An intensity controller is configured to control an intensity of the ultraviolet radiation output from the ultraviolet radiation device depending on a direction of movement of the carriage.Type: GrantFiled: March 30, 2011Date of Patent: March 4, 2014Assignee: Mimaki Engineering Co., Ltd.Inventors: Tomotaka Furuhata, Yuko Hishida
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Patent number: 8662656Abstract: In one embodiment, an inkjet printer includes: a first series of print bars arranged along an arc on a first side of an arched printing unit and a second series of print bars arranged along an arc on a second side of the arched printing unit and a dryer positioned within a footprint of the arched printing unit. A plurality of web guides are arranged to guide the web along a duplex printing path past the first print bars for printing on a first side of the web, then through the dryer for drying the first side of the web, then past the second print bars for printing on a second side of the web, and then through the dryer for drying the second side of the web.Type: GrantFiled: June 21, 2012Date of Patent: March 4, 2014Assignee: Hewlett-Packard Development Company, L.P.Inventors: Spencer Hanson, Thomas Tarnacki, Paul Ray, Stephen W Bauer, Sean W Dobbins, Jaren D Marler, Avinoam Halpern
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Patent number: 8662657Abstract: A method for performing duplex printing with improved throughput has been developed. The method includes forming an image of a back side of a first duplex page and an image of a front side of a second duplex page on an image receiving member. Two recording media sheets are serially passed through a nip to transfer the image of the first duplex page back side to a bare side of a recording media sheet that also bears the image of the front side of the first duplex page on an obverse side and to transfer the image of the second duplex page to a bare side of a recording media sheet that has not been previously printed.Type: GrantFiled: April 8, 2011Date of Patent: March 4, 2014Assignee: Xerox CorporationInventors: Daniel Clark Park, Brent E. Fleming, Michael E. Jones, Zhikui Ren
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Patent number: 8662658Abstract: An inkjet offset printer includes at least one printhead to eject ink on a release agent applied to an image receiving member for subsequent transfer of the ink to the surface of a recording media. The release agent is applied to the image receiving member by at least two release agent applicators. The release agent can be selectively applied to process sheets of recording media of different sizes to improve print quality. Selective application of release agent to the image receiving member prevents release agent from migrating to a transfix roll, and subsequently to the back side of the media which affects the image quality.Type: GrantFiled: February 24, 2012Date of Patent: March 4, 2014Assignee: Xerox CorporationInventors: David M. Kerxhalli, David A. VanKouwenberg, Jonathan B. Hunter, Norman D. Robinson, Jr.
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Patent number: 8662659Abstract: A recording apparatus includes a cutting execution unit that cuts a recording medium in a width direction by operating a cutter at a cutting position corresponding to the position of a image to be recorded on the recording medium with a hold down device being actuated (corresponding to S230), a cutter error detection unit that detects an operation error of the cutter which may occur during cutting by the cutting execution unit (corresponding to S240) and a cutting re-execution unit that restarts the cutter with the hold down device applying the increased pressing force to the recording medium, when an operation error of the cutter is detected by the cutter error detection unit. (corresponding to S270).Type: GrantFiled: September 14, 2011Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventor: Hiroyuki Tsuji
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Patent number: 8662660Abstract: A printer includes a jet and an adjusting device. The adjusting device includes a base, a movable rod on the base, and an idle roller secured to the movable rod. The idle roller drives a piece of paper to slide. A feed roller is secured above the idle roller, and a gap between the feed roller and the idle roller has a gap height accommodating a paper thickness. A driving mechanism is in a side of the idle roller and transports the piece of paper out of the gap. During a printing process, the feed roller faces a printed side, and the idle roller faces an opposite side. The jet is secured above the printed side and between the driving mechanism and the feed roller. The idle roller moves substantially perpendicular to a printing surface, and the idle roller adjusts the gap height substantially equal to the paper thickness.Type: GrantFiled: December 15, 2011Date of Patent: March 4, 2014Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Chun-I Wu
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Patent number: 8662661Abstract: In a liquid ejection apparatus, a second casing is connected to a first casing so as to be rotatable relative to the first casing about a prescribed axis. The second casing holds a liquid ejection head and a cartridge holding portion. A lower wall of the cartridge holding portion extends in an insertion direction, along which the cartridge holding portion enables a liquid cartridge to move when the liquid cartridge is inserted into the cartridge holding portion, the insertion direction being directed from a central point in an insertion opening in a direction perpendicular to an ejection surface toward a point that is on a reference imaginary plane, on which the axis extends and which is perpendicular to the ejection surface, and that is closer to the axis than upper and lower reference points.Type: GrantFiled: September 27, 2012Date of Patent: March 4, 2014Assignee: Brother Kogyo Kabushiki KaishaInventor: Shinya Yamamoto
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Patent number: 8662662Abstract: A contact lens for treating binocular diplopia, the contact lens comprising: a central region adapted to degrade light passing therethrough, so as to create a central scotoma in a patient's eye in which the contact lens is placed in use; and a peripheral region adapted to degrade light passing therethrough to a lesser extent than in the central region, or not at all; such that, in use, an image in the field of view of the said eye is degraded only in the center or to a greater extent in the center than in the periphery. Also provided is a method of manufacturing such a lens, and a method of treating binocular diplopia comprising applying such a lens to a patient's eye.Type: GrantFiled: August 1, 2008Date of Patent: March 4, 2014Assignee: Imperial Innovations LimitedInventors: Parashkev Nachev, Matthieu Pierre Alcime Robert
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Patent number: 8662663Abstract: The present invention provides a hybrid soft contact lens including a central portion formed with a first hydrous soft material, and a peripheral portion formed with a second hydrous soft material, in which the first hydrous soft material is obtained by curing a first curable composition including a silicone-containing monomer. Preferably, the first hydrous soft material has a Young's modulus of no less than 3.0 MPa and no greater than 100 MPa, and the second hydrous soft material has a Young's modulus of no less than 0.20 MPa and less than 3.0 MPa.Type: GrantFiled: July 5, 2010Date of Patent: March 4, 2014Assignee: Menicon Co., Ltd.Inventors: Ryo Matsushita, Koji Otani, Kazuharu Niwa, Kazuhiko Nakada
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Patent number: 8662664Abstract: Optical device (1) for modifying the optics of the eye in its peripheral retina as prophylaxis of the progression of myopia, that it consists in a lens in which its inferior nasal quadrant (2) modifies the strength in a progressive and controlled manner from the center to the outer zone of the lens. The rest of the quadrants (3) of device (1) have a configuration of a graduated crystal or flat crystal, depending, respectively, on whether the user has some visual defect that requires optical correction or lacks said defect. The lens can be either an optical lens, a contact lens or electro-optical systems.Type: GrantFiled: March 12, 2010Date of Patent: March 4, 2014Assignee: Universidad de MurciaInventors: Pablo Artal Soriano, Linda K. Lundstrom
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Patent number: 8662665Abstract: Aspects of the present invention provide multifocal lenses having one or more multifocal inserts comprising one or more diffractive regions. A diffractive region of a multifocal insert of the present invention can provide a constant optical power or can provide a progression of optical power, or any combination thereof. A multifocal insert of the present invention can be fabricated from any type of material and can be inserted into any type of bulk lens material. A diffractive region of a multifocal insert of the present invention can be positioned to be in optical communication with one or more optical regions of a host lens to provide a combined desired optical power in one or more vision zones. Index matching layers of the present invention can be used to reduce reflection losses at interfaces of the host lens and multifocal insert.Type: GrantFiled: June 4, 2012Date of Patent: March 4, 2014Assignee: PixelOptics, Inc.Inventors: Venkatramani S. Iyer, William Kokonaski, Joshua N. Haddock, Roger Clarke, Ronald D. Blum
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Patent number: 8662666Abstract: A method and device for improving the perceived vision of a person having macular degeneration wherein, a plurality of means is employed externally to the eye to selectively block the reception of a distorted image caused by the impaired eye whereby overall vision is improved.Type: GrantFiled: April 23, 2013Date of Patent: March 4, 2014Inventor: Donald M. Cislo
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Patent number: 8662667Abstract: A method determines the position and/or radius of the limbus and/or the position and/or radius of the pupil of a patient eye. In the method, an image of the patient eye is obtained and a plurality of different ring-shaped comparison objects having respective radii and respective centers are provided. The image is correlated with the plurality of comparison objects to yield a local best match between the image and the comparison objects when there is a coincidence of one of the ring-shaped comparison objects and a ring-shaped jump in brightness in the image having the same radius and the same center. The comparison objects having a local best match with the image are determined. Thereafter, the position of the center of the comparison object having a local best match with the image is selected as the position of the center of the limbus and/or the position of the center of the pupil.Type: GrantFiled: June 21, 2010Date of Patent: March 4, 2014Assignee: Carl Zeiss Meditec AGInventors: Thomas Schuhrke, Günter Meckes, Stefan Gräber, Keith Thornton
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Patent number: 8662668Abstract: A fundus oculi observing device 1 specifies a characteristic site of a fundus oculi Ef depicted in tomographic images of the fundus oculi Ef and, based on the position of the characteristic site within frames FH and FV of the tomographic images, changes a target position of a signal light LS so that the characteristic site is depicted in the center positions within the frames FH and FV and executes a main measurement, thereby forming a tomographic image and/or a three-dimensional image of the fundus oculi Ef.Type: GrantFiled: March 11, 2009Date of Patent: March 4, 2014Assignee: Kabushiki Kaisha TopconInventors: Hitoshi Shimizu, Takefumi Hayashi
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Patent number: 8662669Abstract: The devices and methods of the invention ameliorate age-related losses of night time visual acuity by constricting the pupil with a directionally focused, low-power light source close to the eye that does not impair vision by reflecting off the internal glass surfaces of the windshield and windows. Preferred devices and methods include means for adjusting the brightness of the light source and the distance and angular orientation between the light source and the eye. Particularly preferred devices and methods provide means to fix the light source in relation to the eye so that effectiveness is not diminished when the driver turns his or her head.Type: GrantFiled: October 21, 2010Date of Patent: March 4, 2014Inventors: Jonathan Edmund Lipsey, Alexander Morgan Rizik
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Patent number: 8662670Abstract: An ophthalmic illuminator includes a one or more light combining stages arranged in series to augment a white light source with various color spectral bands. A first stage combines white light from a white light source with colored light from a first color source. Each subsequent stage in the series adds its own respective colored light. The color sources may be selectively turned on/off or driven with variable amounts of power. In this fashion, a combined light is produced by the final stage that represents a desired chromaticity and brightness as desired for a particular ophthalmic therapeutic procedure.Type: GrantFiled: March 31, 2011Date of Patent: March 4, 2014Assignee: Alcon Research, Ltd.Inventors: Michael Papac, Ronald T. Smith, Michael J. Yadlowsky, Alexander N. Artsyukhovich
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Patent number: 8662671Abstract: The present invention features an optical apparatus for the transmission of a virtual image to facilitate an individual's copy or reproduction thereof onto a working surface. The optical apparatus provides an image transfer that is more realistic than apparatuses of the prior art because of the illusion that the image is in actual contact with the working surface, when in reality the image impinges only a transparent medium. In addition, the invention provides a more effective image transfer than conventional devices by not including an opaque transfer of the artist's hand and/or art utensil, but rather by rendering the illusion that the artist's hand and/or art utensil is transparent. The optical apparatus consists of a supporting frame upon which is mounted a light source, an upper transparent support plate, a lower plate consisting of at least two layers, and a working surface on which is disposed canvas or paper for receiving the artist's final, copied image or work.Type: GrantFiled: July 18, 2011Date of Patent: March 4, 2014Inventor: Anthony A. Dandrea, Jr.
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Patent number: 8662672Abstract: The invention relates to a lighting device (1), an array of such lighting devices and an optical projection device comprising such lighting device. The lighting device, comprises at least one laser source (4) for generating laser radiation, wherein the laser source is optically coupled to an optical element (7, 8, 9) comprising at least one luminescent material, suitable for emitting luminescent radiation upon laser excitation by the laser radiation, wherein the optical element is provided with at least one reflector for directing the radiation from the luminescent dot through an emission window of the optical element. The lighting device is particularly useful in a projector and other lighting applications.Type: GrantFiled: October 3, 2008Date of Patent: March 4, 2014Assignee: Koninklijke Philips N.V.Inventors: Rifat Ata Mustafa Hikmet, Abraham Rudolf Balkenende
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Patent number: 8662673Abstract: A light source unit and a projector including the light source unit are provided. The light source unit includes a luminous wheel having a segment area on which a luminescent material layer is formed which emits light of a predetermined wavelength band by receiving light, and a segment area which is made into a transmission portion which transmits light, a primary light source which shines light of a visible wavelength band onto the luminous wheel, a secondary light source which emits light of a wavelength band which is different from light from the luminescent material layer and light from the primary light source, a collective optical system which collects light from the luminous wheel and the secondary light source to cause them to converge to a same optical path, and a light source control device which controls the emission of light from the light sources.Type: GrantFiled: December 5, 2012Date of Patent: March 4, 2014Assignee: Casio Computer Co., Ltd.Inventor: Takeshi Miyazaki
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Patent number: 8662674Abstract: Provided is a method for controlling a cooling device that includes pump (1) having pump characteristics defined by a relationship between the number of revolutions and a pressure value, and cooling fan (5), and the cooling device cools an object to be cooled by a cool wind generated by injecting air compressed by pump (1) and a cooling wind of cooling fan (5). The method includes: preparing beforehand a first parameter to associate an altitude with a change rate d of a gradient of the pump characteristics at one altitude with respect to a gradient of the pump characteristics at another altitude; and controlling the numbers of revolutions of pump (1) and cooling fan (5) based on an altitude calculated from the first parameter and the change rate d.Type: GrantFiled: March 26, 2009Date of Patent: March 4, 2014Assignee: NEC Display Solutions, Ltd.Inventor: Takeshi Katou
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Patent number: 8662675Abstract: A projection lens for projecting images with high degrees of image offset while limiting the physical offset of the projection lens elements. The projection lens arrangement limits the displacement of the optical elements relative to the optical axis of the display panel and enables a very thin, efficient projector.Type: GrantFiled: July 6, 2011Date of Patent: March 4, 2014Assignee: Texas Instruments IncorporatedInventor: Patrick Rene Destain
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Patent number: 8662676Abstract: Devices and techniques are described for automatically calibrating a projector system. The projector system undergoing calibration is coupled to a computing device and an automated positioning platform coupled to a target structure. The computing device acquires images using a calibrated camera of one or more patterns projected by the projector onto the target structure when the target structure is in a plurality of repeatable poses. From these acquired images, intrinsic projector parameters may be determined. Once determined, the parameters may be used to correct images produced by the projector or acquired by the camera which include a projected pattern or portion thereof.Type: GrantFiled: September 27, 2012Date of Patent: March 4, 2014Assignee: Rawles LLCInventors: Samuel Henry Chang, Edward Dietz Crump, Manika Puri, Steve G. Gonzalez
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Patent number: 8662677Abstract: A projection apparatus, an illumination module and a brightness adjusting method for the projection apparatus are provided. The projection apparatus comprises the illumination module and the actuator. The illumination module comprises a luminous element. First, the actuator drives the luminous element to move from the first position to the second position to detect the first brightness and second brightness generated by the luminous element. When the first brightness is higher than the second brightness, the actuator is adapted to drive the luminous element to the first position. Thereby, the brightness of a projection image generated by the projection apparatus can be adjusted to an optimal value.Type: GrantFiled: August 8, 2011Date of Patent: March 4, 2014Assignee: Delta Electronics, Inc.Inventor: Chia-Jui Lin
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Patent number: 8662678Abstract: A solid-state light source device, enabling to build up with using solid-state elements, and having the structure suitable to be applied as a light source for a projection-type display apparatus, comprises a solid-state light source unit 10 for emitting excitation light therefrom, a reflection mirror (or reflector) 130 made of a parabolic surface, for condensing the excitation light from the solid-state light source to be point-like, and a disc-like (or wheel) member 140, repeating reflection/scattering or transmission/scattering of the excitation light and conversion of the excitation light, alternately, in vicinity of a focus point of the excitation light, which is condensed to be point-like by the reflection mirror (or reflector), wherein the excitation light (B-color) reflected/or scattered by that disc-like (or wheel) member and fluorescence light (Y-color), wavelength of which is converted, is taken on a same optical path, by means of the reflection mirror (or reflector) 130 or a second reflection mirroType: GrantFiled: October 21, 2010Date of Patent: March 4, 2014Assignee: Hitachi Consumer Electronics Co., Ltd.Inventors: Koji Hirata, Hidehiro Ikeda, Nobuyuki Kimura
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Patent number: 8662679Abstract: An object-side lens group has different power factors between the vertical and horizontal directions of a liquid crystal panel, and a projection system as a whole therefore has different focal lengths between the vertical and horizontal directions and hence different magnification factors between the vertical and horizontal directions, whereby the aspect ratio of an image on the liquid crystal panel can be set at a value different from the aspect ratio of an image projected on a screen. That is, the projection system can convert the aspect ratio, which is the ratio of the width to the height of an image. When the distance between a diaphragm and an extreme end surface of the object-side lens group on the screen side satisfies a predetermined condition, at least a certain degree of telecentricity can be provided both in the vertical and horizontal directions.Type: GrantFiled: June 11, 2012Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Makoto Otani, Eiji Morikuni
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Patent number: 8662680Abstract: A projector includes: a light emitting device; a light modulation device adapted to modulate a light beam emitted from the light emitting device; and a projection device adapted to project the image formed by the light modulation device, wherein the light emitting device includes a light emitting element formed of a super luminescent diode, and adapted to emit light, and a base supporting the light emitting element with first and second reflecting surfaces to reflect the light emitted from the light emitting element. The light emitting element emits the light from first and second end surfaces. Directions of first and second outgoing light respectively emitted from the first and second end surfaces are opposite to each other. Directions of the first and second reflected light respectively reflected by the first and second reflecting surfaces are the same as each other.Type: GrantFiled: January 30, 2013Date of Patent: March 4, 2014Assignee: Seiko Epson CorporationInventors: Tsuyoshi Kaneko, Takashi Takeda
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Patent number: 8662681Abstract: The image projection apparatus projects an image onto a projection surface through a projection optical system including a focus element (104) movable in an optical axis direction. The apparatus includes a shift mechanism that moves the projection optical system in a shift direction including a directional component orthogonal to the optical axis direction so as to move a position of the projected image on the projection surface, a shift position detector that detects a shift position of the projection optical system moved by the shift mechanism, a temperature detector that detects a temperature, and a controller that moves the focus element. The controller moves the focus element depending on the temperature detected by the temperature detector and on the shift position detected by the shift position detector.Type: GrantFiled: May 6, 2011Date of Patent: March 4, 2014Assignee: Canon Kabushiki KaishaInventor: Yusuke Ishida
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Patent number: 8662682Abstract: The present invention provides a magnetically repositionable reflective device for enhancing the visibility of objects, persons and pets, especially in low light environments. The device comprises a magnetically responsive element within a reflective sheath.Type: GrantFiled: November 4, 2008Date of Patent: March 4, 2014Inventors: Susanna Sidoti Gorodisher, Ilya Gorodisher
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Patent number: 8662683Abstract: A reflector body (10), particularly a spherical retro-reflective marker, includes a plurality of reflector body segments (11), and the individual reflector body segments (11) formed by such a reflector body (10), and there are methods for producing the reflector body segments (11) and the reflector body (10). The reflector bodies (10) include a coating having a reflection film (12), by which the reflector body segments (11) of the reflector body (10) are uniformly spanned, performed by suitably selecting the geometric shape of the reflector body segment (11) to be spanned, by injecting molding behind the reflection film (12) in an injection molding process and/or by producing the reflector body segments (11) in a forming process.Type: GrantFiled: April 30, 2010Date of Patent: March 4, 2014Assignee: Ilumark GmbHInventor: Holger-Claus Rossner