Patents - stay tuned to the technology

Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Suzuki, Shiojiri-Shi

Chikara Suzuki, Shiojiri-Shi JP

Patent application numberDescriptionPublished
20090103120Image Forming Apparatus, Image Forming Method, and Computer Readable Medium Recording a Printing Data Generation Program - An image forming apparatus using a plurality of colorants for image formation, includes a generation unit which generates bitmap data, in which each pixel has a gradation value of each color of the colorants, with respect to an object of the image formation; a classification unit which classifies the pixels into a plurality of predetermined groups based on the bitmap data and generates classification data corresponding to the classified groups for each pixel; a detection unit which detects, based on the classification data, a range, in which a correction processing of modifying the gradation values has to be executed, on the bitmap data; and a correction unit which executes the correction processing to the detected range, wherein the image formation is executed based on bitmap data after the correction processing.04-23-2009
20090109456Image Forming Apparatus, Image Forming Method, and Computer Readable Medium Recording a Printing Data Generation Program - An image forming apparatus that uses a plurality of colorants for image formation and performs the image formation based on bitmap data in which each pixel has a gradation value of each color of the colorants, includes: a correction unit which executes a correction processing of correcting gradation values with respect to the bitmap data of a correction object region, from among objects of the image formation, that is a region of a single color and adjacent to a pixel composed of another color that does not include the single color, wherein the correction processing is not performed on a region, from among the correction object region, that is adjacent to a white pixel.04-30-2009
20090109507Image Forming Apparatus, Image Forming Method, and Computer Readable Medium Recording a Printing Data Generation Program - An image forming apparatus that uses a plurality of colorants for image formation and performs the image formation based on bitmap data in which each pixel has a gradation value of each color of the colorants, includes: a correction unit which executes a correction processing of correcting gradation values with respect to at least some pixels in which a gradation value of the colorants other than that of black color is 0 and a gradation value of the colorant of black color is not 0 in the bitmap data, wherein the correction unit executes different processing between a case in which the gradation value of black color of the bitmap data of the pixel that is a processing object is a maximum value and a case in which this gradation value is less than the maximum value.04-30-2009
20100177331IMAGE FORMING APPARATUS, IMAGE FORMING METHOD AND RECORDING MEDIUM - An image forming apparatus, which performs image formation by using various colorants, includes a bitmap data generation unit that generates bitmap data, in which each pixel has a gradation value of each color of the colorants, with respect to image formation objects, a label generation unit that generates label information of a relevant pixel for each pixel based on the bitmap data or label information of peripheral pixels of the relevant pixel, and a correction unit that corrects the bitmap data based on the label information. The image formation is performed based on the corrected bitmap data, and the label information includes information on a color of a pixel adjacent to a region to be corrected when the pixel exists in the region to be corrected, and includes information for identifying a color of the relevant pixel when the pixel does not exist in the region to be corrected.07-15-2010
20100182622Image Forming Apparatus, Image Forming Method and Recording Medium - An image forming apparatus performs image formation using colorants of various colors. In relation to a target image, when a first region, formed using colorants of a black color and not using colorants of remaining colors is adjacent to a second region formed using the colorants of the remaining colors and not using the colorants of the black color, the first region is generated using the colorants including the remaining colors based on conversion information generated according to the remaining colors of the second region.07-22-2010

Hidenao Suzuki, Shiojiri-Shi JP

Patent application numberDescriptionPublished
20150174907LIQUID EJECTING APPARATUS - Provided is a liquid ejecting apparatus which includes a carriage which reciprocates in a state where a liquid ejecting head is mounted thereon, a tank unit which is provided outside the carriage and accommodates ink, four liquid supply tubes which communicate with the liquid ejecting head and the tank unit, and a tube support portion which supports the liquid supply tubes in a state where the liquid supply tubes are aligned in a horizontal direction, in which, in a case main body, the liquid supply tubes extend further to the tank unit side than a portion in which the liquid supply tubes are supported by the tube support portion, in a state where a parallel alignment direction of the four liquid supply tubes changes from the horizontal direction (a transporting direction) to a vertical direction.06-25-2015

Nobutaka Suzuki, Shiojiri-Shi JP

Patent application numberDescriptionPublished
20140043392LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes a housing and a movement region of a carriage including a liquid ejecting head, an ink tank positioned at the outer side of the movement region of the carriage, an ink supply tubes connecting the ink tank and an adapter on the carriage, and a fixing portion fixing a portion of the ink supply tubes. In the housing, a containing unit of a sheet feeding cassette is formed to project to a discharge direction of a sheet and an operation panel unit is configured to have a housing portion having an inclined surface whose lower side further projects to the discharge direction than the upper side. The ink supply tubes have a deformable moving unit performing a movement of the carriage on a portion of a liquid ejecting head side rather than a fixing portion using a fixing tool.02-13-2014
20140043409LIQUID EJECTION APPARATUS - A liquid ejection apparatus includes a cover unit that is movable relative to a housing, an ink tank provided outside the housing in a state containing ink, a ink supplying tube in which ink can flow so that ink is supplied from the ink tank to the liquid ejection head, and an insertion hole that allows the ink supplying tube to be inserted into the housing, wherein the housing is formed by a housing portion in which a container that houses a stacker is formed to protrude, and a housing portion which has an operation panel having an inclined surface which protrudes at a position above the container, and the insertion hole is provided on at least one of the housing and the cover unit.02-13-2014
20140098166LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes a main body in which an opening portion exposing at least a portion of a carriage moving area, a cover section displaceable with the main body, an ink tank that is located outside the main body, an ink supply tube for supplying ink from the ink tank to a head, and a spacer that forms a gap between the main body and the cover. An accommodation section is configured by a casing portion formed to protrude in a discharge direction of paper. An operation panel section is configured by a casing portion exhibiting an inclined surface. The spacer forms a gap having a size that does not shut off at least an ink flow path of the ink supply tube and passes the ink supply tube through the formed gap.04-10-2014

Shigeki Suzuki, Shiojiri-Shi JP

Patent application numberDescriptionPublished
20080225085FLUID EJECTING HEAD AND FLUID EJECTING APPARATUS - A fluid ejecting head includes a fluid storage chamber that temporarily stores a fluid, which is supplied from a fluid supply port, a plurality of pressure chambers, to which the fluid stored in the fluid storage chamber is supplied through a plurality of fluid supply paths, respectively, a plurality of driving elements that change pressure in the pressure chambers, respectively, and a plurality of nozzle openings, from which the fluids contained in the pressure chambers are ejected when the driving elements are driven, respectively. A specific driving element most distant from the fluid supply port among the driving elements has a maximum capability to discharge the air bubbles in the fluid from the nozzle opening among the driving elements.09-18-2008
20100225694LIQUID EJECTING HEAD UNIT AND LIQUID EJECTING APPARATUS - A liquid ejecting head unit includes: a liquid ejecting head which includes a nozzle row formed by nozzles arranged in series so as to eject a liquid onto a printing medium; and a base plate which retains the liquid ejecting head, wherein a linear expansion coefficient of the base plate in a first direction as a relative moving direction between the printing medium and the liquid ejecting head is larger than that in a second direction perpendicular to the first direction.09-09-2010
20100245480LIQUID EJECTING HEAD UNIT AND LIQUID EJECTING APPARATUS - A liquid ejecting head unit including liquid ejecting head bodies for ejecting liquid by the drive of a pressure generating device; wiring members for feeding drive signals to the pressure generating device of the liquid ejecting head bodies; and connector members provided at an end of the wiring members, being connected by the wiring members, and having second connector sections detachable from first connectors of the liquid ejecting head bodies; wherein the connector members respectively include a base member equipped with a wiring member connector for inserting the connecting end of the wiring member for connection, and a retaining member fixed to the base member covering the wiring member connector section; wherein the wiring members inserted into the wiring member connector are retained in a folded state by the retaining members.09-30-2010
20110018942LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - A liquid ejecting head includes: a plurality of head main bodies in which nozzle openings are arranged and manifolds communicate with the nozzle openings; and a passage member which includes a plurality of passages supplying a liquid supplied from an upstream side to the plurality of manifolds of the head main bodies. The plurality of head main bodies is disposed so that the manifolds are arranged in a first direction. The plurality of passages of the passage member includes a passage group in which an outflow port communicating with the manifold is disposed in the first direction and an inflow port to which the liquid is supplied from the upstream side is disposed in a second direction intersecting the first direction.01-27-2011
20110242190LIQUID EJECTING HEAD, LIQUID EJECTING HEAD UNIT, LIQUID EJECTING APPARATUS AND METHOD OF MANUFACTURING LIQUID EJECTING HEAD - The circuit board holding section between the first and second holding members is sealed by an adhesive in an area other than an area where a connection wiring is connected to the circuit board, the first and second holding members are fixed to each other by engaging engaging claws, which are provided in two or more side surfaces at the outer circumference of one of the first and second holding members, with the other holding member, and the first and second holding members are fixed to each other by screw members.10-06-2011
20110316943LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - The flow path unit includes a flow path unit main body to which the liquid supply needle is attached on the upstream side and including a flow path portion with the liquid flow path formed therein, the flow path portion projecting from a lower face of the flow path unit main body, and a cover member fixed to the flow path unit main body and including a wall portion formed so as to surround the flow path portion, the wall portion having a height that reaches the case member.12-29-2011
20120013683LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - A connector connected to an external wiring is fixed on the circuit board by opening a connection port toward the channel member side, the external wiring is inserted into or released from the connection port, and the channel member has a deformation restricting portion protruding from a region, which is opposite the circuit board, toward the circuit board, and substantially abuts against a surface of the circuit board to restrict deformation of the circuit board to the channel member side.01-19-2012
20120113189LIQUID EJECTING HEAD, LIQUID EJECTING HEAD UNIT, LIQUID EJECTING APPARATUS, AND METHOD OF MANUFACTURING LIQUID EJECTING HEAD - A liquid ejecting head includes: a head main body including a nozzle opening that ejects a liquid; and a fixed plate fixed to a liquid ejecting surface of the head main body, and including an exposure opening, the nozzle opening of the head main body being formed in the liquid ejecting surface of the head main body, the nozzle opening of the liquid ejecting surface being exposed to the exposure opening. A positioning hole open to the liquid ejecting surface and positioned with respect to the nozzle opening is provided in the head main body. The fixed plate is fixed to the liquid ejecting surface so as to close the positioning hole. The fixed plate includes an extension portion protruding from the liquid ejecting surface. At least two head positioning holes are provided in the extension portion.05-10-2012
20130215192LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS - A liquid ejecting head including: a head unit having a nozzle forming surface on which a plurality of rows of nozzles ejecting a liquid are arranged and of which the nozzle forming surface is wiped by a wiping member along an arrangement direction of the nozzle rows; and a fixing member, wherein the fixing member has a fixing plate section on which an exposure opening section exposing the nozzles of the nozzle forming surface is formed and of which an upper surface is joined to the nozzle forming surface as a fixing reference surface in a state where the nozzle is exposed into the exposure opening section, and a cutout section, which opens the exposure opening section in the wiping direction and exposes an edge portion of the nozzle forming surface, is formed downstream of the wiping member in the wiping direction in the exposure opening section.08-22-2013
20130342605LIQUID DISCHARGING HEAD AND LIQUID DISCHARGING APPARATUS - A liquid discharging head includes a liquid discharging head that has a nozzle plate on which a nozzle is formed, a cover that is provided at a periphery of the nozzle plate, and a liquid repellent film that are provided on surfaces of the nozzle plate and the cover which are opposed to a discharge target. In the liquid discharging head, a recess defined by the cover and the nozzle plate is filled with a filler and inner surfaces of the recess are covered by the filler.12-26-2013

Patent applications by Shigeki Suzuki, Shiojiri-Shi JP

Yuto Suzuki, Shiojiri-Shi JP

Patent application numberDescriptionPublished
20120217701RECORDING APPARATUS - A recording apparatus includes a case. In the case, a feeding unit configured to feed a recording medium in a feeding direction, a feeding path through which the recording medium is fed, a recording unit configured to record on the recording medium, and an ink tube connected to the recording unit and an ink cartridge for supplying ink to the recording unit are provided. A first opening is provided in a face of the case for allowing the recording medium disposed in the feeding path to be removable. A second opening is provided in the face where the first opening is provided for allowing the ink cartridge to be installed. An operating unit is provided above the first opening.08-30-2012
20120242034PRINTING DEVICE - A printing device includes: a moveable guided portion; and a guide rail that guides the guided portion between a lower position at a lower side in a vertical direction, and a retained region being at an upper side from the lower position and in which the guided portion is retained; the retained region being provided with a receiving portion that receives a lower end of the guided portion, and a first guiding element that changes an attitude of the guided portion such that the lower end of the guided portion is conducted to an upper portion of the receiving portion accompanying an upward movement of the guided portion.09-27-2012
20140043392LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes a housing and a movement region of a carriage including a liquid ejecting head, an ink tank positioned at the outer side of the movement region of the carriage, an ink supply tubes connecting the ink tank and an adapter on the carriage, and a fixing portion fixing a portion of the ink supply tubes. In the housing, a containing unit of a sheet feeding cassette is formed to project to a discharge direction of a sheet and an operation panel unit is configured to have a housing portion having an inclined surface whose lower side further projects to the discharge direction than the upper side. The ink supply tubes have a deformable moving unit performing a movement of the carriage on a portion of a liquid ejecting head side rather than a fixing portion using a fixing tool.02-13-2014
20140043409LIQUID EJECTION APPARATUS - A liquid ejection apparatus includes a cover unit that is movable relative to a housing, an ink tank provided outside the housing in a state containing ink, a ink supplying tube in which ink can flow so that ink is supplied from the ink tank to the liquid ejection head, and an insertion hole that allows the ink supplying tube to be inserted into the housing, wherein the housing is formed by a housing portion in which a container that houses a stacker is formed to protrude, and a housing portion which has an operation panel having an inclined surface which protrudes at a position above the container, and the insertion hole is provided on at least one of the housing and the cover unit.02-13-2014
20140098166LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes a main body in which an opening portion exposing at least a portion of a carriage moving area, a cover section displaceable with the main body, an ink tank that is located outside the main body, an ink supply tube for supplying ink from the ink tank to a head, and a spacer that forms a gap between the main body and the cover. An accommodation section is configured by a casing portion formed to protrude in a discharge direction of paper. An operation panel section is configured by a casing portion exhibiting an inclined surface. The spacer forms a gap having a size that does not shut off at least an ink flow path of the ink supply tube and passes the ink supply tube through the formed gap.04-10-2014
Website © 2015 Advameg, Inc.