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Takashi Fujiwara

Takashi Fujiwara, Aichi-Gun JP

Patent application numberDescriptionPublished
20110075226Image Processing Apparatus - An image processing apparatus is provided. The image processing apparatus includes a lower unit, an upper unit, a joint piece to connect the upper unit with the lower unit, a flat cable, and a holder piece, which is movable with respect to one of the upper unit and the lower unit when the upper unit is moved with respect to the lower unit. The holder piece includes a first opening, a second opening, and a path connecting the first opening and the second opening to hold the flat cable therein in a curved posture. When the upper unit is vertically moved, the holder member is vertically moved with respect to the one of the upper unit and the lower unit by shifting a range of curvature in the flat cable as the flat cable is pulled out of and withdrawn in the holder member.03-31-2011
20110075229Image Reader - An image reader includes a loading unit including a first transparent member that has a loading surface on which a document sheet is placed, a reading unit that includes light receiving elements arranged in a first direction under the first transparent member and is configured to move in a second direction parallel to the loading surface and perpendicular to the first direction and to read an image from the document sheet placed on the loading surface by repeating an operation of scanning the document sheet in the first direction with the light receiving elements while moving in the second direction, and a black reference member including a black area that is disposed in a position lower than the loading surface of the first transparent member and higher than the light receiving elements and configured to be read in acquiring black reference data for black level correction.03-31-2011
20110242621Image Reading Apparatus - An image reading apparatus having a lower unit with a controller and an upper unit rotatably attached to the lower unit to rotate about a rear end of the upper unit is provided. The upper unit includes a sheet conveyer, an upper image reader connected with the controller via a flat cable, and an external covering. A rearward-extending section of the flat cable extends rearward from the upper image reader and is drawn in an area below a part of a frame of the sheet conveyer and to a rear section of the upper unit to reach an inner surface of the external covering at the rear end of the upper unit. A widthwise-extending section of the flat cable extends from the rear end of the upper unit along the inner surface of the external covering in a direction orthogonal to reach an outlet of the upper unit.10-06-2011

Takashi Fujiwara, Tokyo JP

Patent application numberDescriptionPublished
20080231753Noise reducer for video signals - A noise reducer for a signal determines a direction of correlation for each picture element (pixel) by calculating sums of absolute differences between a block centered on the pixel and neighboring blocks centered on surrounding pixels and choosing the direction of the neighboring block with the least sum of absolute differences. The pixel is then filtered one-dimensionally by averaging it with neighboring pixels located in the direction of correlation. This noise reduction method is simple, reliable, and avoids needless loss of detail.09-25-2008
20100312986SEMICONDUCTOR INTEGRATED CIRCUIT - A semiconductor integrated circuit includes: a data path configured to transmit data from a first region to a second region; a first hash value calculator configured to read first data being transmitted through the data path within the first region and to calculate a first hash value from the first data; a register being disposed on the data path within the second region and configured to read second data transmitted through the data path; a second hash value calculator configured to read the second data output from the register and to calculate a second hash value from the second data; and a comparator configured to compare the first hash value and the second hash value and to determine whether the first hash value and the second hash value coincide with each other.12-09-2010

Patent applications by Takashi Fujiwara, Tokyo JP

Takashi Fujiwara, Aichi-Ken JP

Patent application numberDescriptionPublished
20100245946IMAGE PROCESSING APPARATUS - An image processing apparatus capable of reading an image recorded on a first surface and a second surface of a sheet, the image processing apparatus comprising a conveying path comprising a first conveying path formed in a substantially plate shape, a second conveying path disposed below the first conveying path and a curved conveying path disposed between the first conveying path and the second conveying path, a conveying mechanism configured to convey the sheet along a conveying direction from the first conveying path to the second conveying path through the curved conveying path, a first image reading section disposed below the first conveying path and comprising a first image sensor which reads the image recorded on the first surface of the sheet conveyed along the first conveying path at a first image reading position, a second image reading section comprising a second image sensor which reads the image recorded on the second surface of the sheet conveyed along the second conveying path from below the second conveying path at a second image reading position, and an upper cover configured to rotate between a closed position where the first conveying path is partly covered and an open position where the first conveying path is exposed, wherein at least the first conveying path is exposed when the upper cover is in the open position.09-30-2010
20100245947IMAGE PROCESSING APPARATUS - An image processing apparatus includes a first conveying path, a curved conveying path, a second conveying path, a first image reading section facing the first conveying path, a pair of third conveying rollers having a third nip point P09-30-2010
20110242624Image Reading Apparatus - An image reading apparatus configured to read images of both surfaces of a document is provided. The image reading apparatus may include a first image reading device configured to read an image of a first surface of a document, a second image reading device configured to read an image of a second surface of the document, and a document conveying mechanism configured to convey the document from the second image reading device to the first image reading device. The first image reading device has a first reading range, and the second image reading device has a second reading range, which is smaller than the first reading range.10-06-2011
20120026558Image Reading Apparatus and Image Forming Apparatus - An image forming apparatus is provided with a document receiving portion that receives a document, and an image reader that moves between a first end position of the document receiving portion and a second end position opposite to the first end position. The image reader reads the image of the document on the document receiving portion while moving in a predetermined direction. A cable is provided having an end connected to the image reader. A cable protrusion and a regulation protrusion are configured such that, along with movement of the image reader in the predetermined direction from the first position to the second position, the cable protrusion moves a predetermined distance in the predetermined direction and contacts the regulation protrusion, and the regulation protrusion regulates a further movement of the cable in the predetermined direction.02-02-2012

Patent applications by Takashi Fujiwara, Aichi-Ken JP

Takashi Fujiwara, Okayama JP

Patent application numberDescriptionPublished
20100035174CARRIER CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER AND METHOD FOR PRODUCING THE SAME, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, AND ELECTROPHOTOGRAPHIC DEVELOPER - To provide a carrier for an electrophotographic developer in which high image quality and full colorization are possible while carrier scattering is reduced, and a method for producing the carrier, and an electrophotographic developer including the carrier. A carrier core material for an electrophotographic developer is produced so that the half-value width B of a peak having a maximum intensity in an XRD pattern satisfies B≦0.160 (degree). A carrier for an electrophotographic developer and an electrophotographic developer are produced from the carrier core material for an electrophotographic developer.02-11-2010
20100075244CARRIER CORE MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPER, AND MANUFACTURING METHOD OF THE SAME, CARRIER FOR ELECTROPHOTOGRAPHIC DEVELOPER, AND ELECTROPHOTOGRAPHIC DEVELOPER - To provide a carrier for electrophotographic developer, capable of realizing a high image quality and full colorization and reducing carrier scattering, and a manufacturing method of the same, and an electrophotographic developer containing the carrier. A carrier core material for electrophotographic developer, with a general formula expressed by Mg03-25-2010

Takashi Fujiwara, Ibaraki JP

Patent application numberDescriptionPublished
20090047368Polymeric polyphenol extracted from fermented tea, therapeutic agent for mitochondrial disease, preventive/therapeutic agent for diabetes mellitus, and food or beverage - [Problem] To provide a new pharmacological action for high-molecular-weight polyphenols02-19-2009

Takashi Fujiwara, Toyohashi-Shi JP

Patent application numberDescriptionPublished
20110217054FIXING DEVICE AND IMAGE FORMING APPARATUS CAPABLE OF EFFECTIVELY SUPPRESSING THERMAL ENERGY RELEASED EXTERNALLY FROM DEVICE DUE TO THERMAL CONVECTION AND HOT AIR FLOW - A fixing device for fixing a toner image onto a recording paper includes a heating member for heating the recording paper, a pressing member for pressing the heating member by pressure-applying contact, a casing accommodating the heating member and the pressing member, and being provided with an exit port for discharging the recording paper, and a closing unit added to the exit port for keeping a temperature of the casing. The closing unit has a rotation member, and an opposed member forming a nip region together with the rotation member.09-08-2011
20110236070FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device for fixing a toner image onto a recording paper sheet includes a heating member for heating the recording paper sheet, a pressing member for applying a pressure by forming contact with the heating member, a casing accommodating the heating member and the pressing member, and provided with an exit port for discharging the recording paper sheet, and a closing portion arranged at the exit port for keeping a temperature of the casing. The closing portion has a rotation member, and an opposed member forming a nip region together with the rotation member. A separating unit for changing at least a part of the closing portion from a closed state to an open state.09-29-2011
20120148305IMAGE FORMING APPARATUS - An image forming apparatus includes an image carrier that rotates by power generated by a driving source. A power transmission system transmits the power from the driving source to the image carrier. The power transmission system includes a coupling member to attenuate oscillation. The coupling member includes a viscous fluid, male and female fittings, and a rotating resistor. The viscous fluid provides a resistance against rotation of the image carrier. The male and female fittings are mutually fitted and rotatably supported on a rotary shaft of the image carrier penetrating through the male and female fittings in a direction in which they are mutually fitted. The rotating resistor is accommodated together with the viscous fluid in an accommodation space defined by a recess of the male fitting and a bottom inner surface of the female fitting. The rotating resistor integrally rotates with the rotary shaft.06-14-2012
20120155921IMAGE FORMING APPARATUS - An image forming apparatus includes a driving source, a first rotator, a first power transmission system, at least one second rotator, a second power transmission system, and a damper. The driving source generates power. The first rotator is drivingly rotated by the power generated by the driving source. The first power transmission system transmits the power from the driving source to the first rotator. The second rotator is further downstream than the first rotator in a flow of power transmission. The second power transmission system transmits the power from at least one of the first power transmission system and the first rotator to the at least one second rotator. The damper attenuates oscillation between the first power transmission system and the second power transmission system or between the first rotator and the second power transmission system.06-21-2012
20120251178IMAGE CARRIER DRIVER AND IMAGE FORMING APPARATUS - An image carrier driver includes an image carrier, a first power transmitter, a rotator, a second power transmitter, and a damper. The image carrier is configured to rotate by power generated by a driving source. The first power transmitter is configured to transmit the power from the driving source to the image carrier. The rotator is disposed further downstream than the image carrier in a flow of power transmission. The second power transmitter is configured to transmit the power from the image carrier to the rotator. The damper is disposed in the image carrier and is configured to attenuate an oscillation associated with the power transmission and transmitted to the image carrier.10-04-2012

Takashi Fujiwara, Kanagawa JP

Patent application numberDescriptionPublished
20120125431ORGANIC ELECTRONIC DEVICE AND METHOD FOR MANUFACTURING THE SAME - An organic electronic device which does not deteriorate a device function over a long period of time and a method for its manufacture. The organic electronic device, containing: an organic semiconductor element (B) including a pair of electrodes; a layer (C) containing a scavenger, which absorbs at least one of moisture and oxygen; and a gas barrier film (D), in that order; and an anticorrosion layer (E) between the pair of electrodes and the layer (C), 05-24-2012

Takashi Fujiwara, Nagakute-Shi JP

Patent application numberDescriptionPublished
20120248687SHEET FEEDING DEVICES, IMAGE READING DEVICES AND IMAGE FORMING DEVICES - A sheet feeding device includes a sheet placement portion, a regulating portion, and an output portion. The regulating portion includes a first regulating portion and a second regulating portion. At least one of the first regulating portion and the second regulating portion can move in the width direction. The output portion includes a first output portion that extends from the first regulating portion toward the second regulating portion, and a second output portion that extends from the second regulating portion toward the first regulating portion. The first output portion includes a first end portion. The second output portion includes a second end portion. In a proximity state, the first end portion is located closer to the second regulating portion than the second end portion. The proximity state is a state in which a distance between the first regulating portion and the second regulating portion is at a minimum.10-04-2012

Takashi Fujiwara, Hachioji-Shi JP

Patent application numberDescriptionPublished
20120308266DAMPER DEVICE AND IMAGE FORMING APPARATUS - A damper device having: an input member into which a rotary drive force is inputted; an output member which rotates in accordance with the inputted rotary drive force; a columnar viscoelastic member provided between the input member and the output member; a driving-side pressing member which is attached to the input member and which applies a pressing force on one end surface of the viscoelastic member in accordance with the inputted drive force; a passive-side pressing member which is attached to the output member and which receives a pressing force from the other end surface of the viscoelastic member; a first supporting member which supports the driving-side pressing member such that the driving-side pressing member can turn freely relative to the input member; and a second supporting member which supports the passive-side pressing member such that the passive-side pressing member can turn freely relative to the output member.12-06-2012
20120308267DAMPER DEVICE AND IMAGE FORMING APPARATUS - A damper device having; an input member into which a rotary drive force is inputted; a passive member which receives the rotary drive force inputted into the input member and rotates; a viscoelastic material which is provided between the input member and the passive member; and a flexible member which prevents displacement of the viscoelastic material in a diametrical direction while not preventing a shake of the viscoelastic material in a rotating direction.12-06-2012