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| Number | Title | Issue Date |
| 8186802 | Liquid ejection devices A liquid ejection device includes a liquid ejection head and a cartridge mounting portion configured to selectively mount an initial liquid cartridge and a replacement liquid cartridge The liquid ejection device also includes a controller configured to determine whe... | 05/29/2012 |
| 8186800 | Printer system, main printer to be used therefor, and method for discharging waste ink A printer system includes a main printer having a first head and a waste ink tank for accommodating any waste ink; and a portable type sub printer having a second head which is detachable with respect to the main printer. The waste ink tank accommodates the waste in... | 05/29/2012 |
| 8186798 | Ink jet recording apparatus that measures change in temperature after heater is driven and determines discharge state and method for determining discharge state In an ink jet recording apparatus using a recording head that discharges ink by applying thermal energy produced in response to driving a heater to ink, a change in temperature occurring when the heater is driven is measured by a temperature sensor disposed directly... | 05/29/2012 |
| 8186803 | Method for inspecting droplet discharge head, device for inspecting droplet discharge head, and droplet discharge device A method for inspecting a droplet discharge head includes discharging a plurality of droplets on an inspection workpiece from a nozzle row of the droplet discharge head at least twice in different positions on the inspection workpiece thereby forming a plurality of ... | 05/29/2012 |
| 8186799 | Image forming apparatus and impact position displacement correction method An image forming apparatus is provided with a carriage in which recording heads having nozzles for ejecting liquid droplets are mounted and is configured to form an image on a recording medium being transported. The image forming apparatus includes a pattern forming... | 05/29/2012 |
| 8186801 | Image forming device An image formation device that inspects for image irregularities caused by joining of inkjet head modules. The image formation device is equipped with a belt conveyance unit, a recording head, a print sensor and a system controller. The belt conveyance unit moves pa... | 05/29/2012 |
| 8182060 | Ink supply devices An ink supply device includes an ink cartridge and a cartridge mounting portion including a first detector, a second detector, and a determiner. The ink cartridge includes a first detectable portion, a second detectable portion, and a third detectable portion. The d... | 05/22/2012 |
| 8177322 | Printing apparatus and printing method Quality degradation of a print image due to a deviation amount in a landing position of ink is prevented while suppressing degradation of through-put. In a method of completing a print to a unit region by at least one reciprocal scan to the unit region of a print me... | 05/15/2012 |
| 8177320 | Carriage and image forming device including carriage In a carriage of a liquid drop discharging device, an encoder sensor is arranged to read slits on a linear scale at a slit reading position. The carriage includes a stain detection part that detects a stain on the linear scale based on position information output fr... | 05/15/2012 |
| 8177318 | Orifice health detection device An orifice health detection device includes a fixed array of ink ejecting orifices, the ink ejecting orifices configured to eject at least one ink drop, a light source that produces a light beam configured to scatter light from the at least one ejected ink drop, and... | 05/15/2012 |
| 8177319 | Liquid jetting apparatus, liquid delivery system, and circuit board A liquid jetting apparatus receives delivery of liquid from a liquid delivery system including a delivery system-side terminal. The liquid jetting apparatus includes a apparatus-side terminal, a contact sensing portion and a remaining level sensor portion. The appar... | 05/15/2012 |
| 8177321 | Image forming apparatus, image forming system and non-transitory computer-readable storage medium having function to drive transport belt based on charge leak An image forming apparatus includes a voltage applying unit to apply a voltage to and charge a surface of transport belt, a leak judging unit to judge a charge leak on the surface of the transport belt, and a recovery operation unit to perform a charge leak recovery... | 05/15/2012 |
| 8172357 | Print position correcting device, method of controlling print position correcting device, and printing apparatus A print position correcting device includes: a head unit which ejects a liquid onto a print medium being transported on a transport surface; detectors which detect a position of the print medium being transported; a transport information calculator which calculates ... | 05/08/2012 |
| 8172356 | Synchronized speed for nozzle health scanning A method for nozzle health scanning including repositioning at least one moving platform at a synchronized speed for a drop detection sensor to scan nozzles in a set of nozzles firing, where the synchronized speed is based on a rate of firing from nozzles in the set... | 05/08/2012 |
| 8167399 | Ink supply devices An ink supply device includes a controller, a cartridge mounting portion, and an ink cartridge. The cartridge mounting portion includes first, second, and third detectors configured to detect first, second, and third detection target portions of the ink cartridge an... | 05/01/2012 |
| 8162431 | System and method for detecting weak and missing ink jets in an ink jet printer A method detects weak or missing ink jets in an ink jet image generating system. The method includes generating a digital image of a test pattern of line segments in a process direction on an image receiving member with each line segment corresponding to one ink jet... | 04/24/2012 |
| 8162432 | Recording apparatus A recording apparatus scans a recording head in a main scanning direction to perform time-division driving for a plurality of blocks of recording elements to perform recording. The recording apparatus includes an obtaining unit configured to obtain information regar... | 04/24/2012 |
| 8157344 | Ink cartridge-attaching device and ink jet recording apparatus An ink cartridge-attaching device includes a cartridge attachment section to which cartridges each storing an ink are attachable. Optical sensors are provided on the cartridge attachment section, which detect the cartridges attached to the cartridge attachment secti... | 04/17/2012 |
| 8157345 | Image recording apparatus, image processing apparatus, image processing method and computer-readable medium An image recording apparatus includes: an image reading device which reads a test chart including a density pattern output by a test chart output device; a reading position information acquisition device which acquires reading position information for the density pa... | 04/17/2012 |
| 8157346 | Ink supply devices An ink supply device includes a controller, a cartridge mounting portion, and an ink cartridge. The cartridge mounting portion includes first, second, and third detectors configured to detect first, second, and third detection target portions of the ink cartridge an... | 04/17/2012 |
| 8152265 | Inkjet recording apparatus and method of investigating ejection failure determination performance An inkjet recording apparatus includes: a head having a plurality of nozzles for ejecting ink onto a recording medium; a conveyance device which conveys the recording medium in a prescribed direction along a conveyance path; an investigation pattern generation devic... | 04/10/2012 |
| 8147024 | Inkjet image forming apparatus and method to control the same An inkjet image forming apparatus includes a print head, an ink supply unit, an ink supply flow path connecting the ink supply unit and the print head, an ink supply amount detector which detects the amount of ink supplied through the ink supply flow path, and a con... | 04/03/2012 |
| 8147026 | Image quality matching in a mixed print engine assembly system A method and system for improved image quality using an image quality matching method is used to match the optical density of single prints produced on multiple print engines by first sensing the optical density of a first image produced on a first print engine and ... | 04/03/2012 |
| 8147025 | Image forming apparatus and storage medium storing diagnostic program used therewith An image forming apparatus includes a printhead, an ink container, a sensor, a memory, and a processor. The printhead ejects droplets of ink to form an ink image. The ink container supplies ink to the printhead. The sensor detects an air leak in the ink container wh... | 04/03/2012 |
| 8141976 | Printing control method for a serial inkjet printer, and a serial inkjet printer A printing control method for a serial inkjet printer prevents paper dust that is dispersed by the air current produced by a vacuum platen from adhering to the ink nozzle area. An inkjet head that prints while moving along the width of the vacuum platen is moved to ... | 03/27/2012 |
| 8141977 | Inkjet head module and method of aligning inkjet head using the same An inkjet head module and a method of aligning inkjet heads using the inkjet head module are disclosed. The inkjet head module can include a frame, which can be attached to and detached from an inkjet apparatus; a multiple number of heads, which may be coupled to th... | 03/27/2012 |
| 8141978 | Printer apparatus A printer apparatus includes a medium supporter to support a printing medium. A carriage holds a printer head provided with a nozzle from which ink is to be ejected onto a printing surface of the printing medium. A carriage moving mechanism moves the carriage along ... | 03/27/2012 |
| 8136910 | Calibration method for a printer The invention relates to a calibration method for a printer having a mechanism for advancing a medium in a direction of media advance comprising the following steps: (a) providing a printhead, the printhead having a swath height in the direction of media advance; (b... | 03/20/2012 |
| 8136915 | Liquid ejecting apparatus, computer system, and liquid ejection method A liquid ejecting apparatus etc. creating no blank space on a medium is achieved. The liquid ejecting apparatus has: a movable ejection head for ejecting a liquid; a feed mechanism for feeding a medium; and detecting means for detecting a position of an edge of the ... | 03/20/2012 |
| 8138775 | CMOS-controlled printhead sense circuit in inkjet printer A CMOS-controlled printhead sense circuit includes a CMOS control circuit module operable as a transmission gate switchable between first and second signal levels and a CMOS sense circuit module operable in a printhead sense mode in response to the CMOS control circ... | 03/20/2012 |
| 8136912 | Inspective ejection method for fluid ejection apparatus and fluid ejection apparatus implementing the method An inspective ejection method using inspective injection data, including unit ejection data and non-ejection data, for causing fluid to be ejected from nozzle orifices of a fluid ejection apparatus. The unit ejection data is used for individually inspecting each of ... | 03/20/2012 |
| 8136913 | System and method for measuring drop position in an image of a test pattern on an image substrate A system evaluates image quality in an image generating system in the presence of digital image noise and/or missing jets. The system includes a test pattern generator configured to generate a test pattern on an image substrate, an image capture device configured to... | 03/20/2012 |
| 8136914 | Image recording method and image recording apparatus An image recording method comprises the steps of: acquiring first recording characteristic information of recording elements of a recording head by reading a first test pattern formed with ejecting ink droplet from the recording elements; obtaining first density une... | 03/20/2012 |
| 8136911 | Patterning apparatus, method for making organic electroluminescent element, organic electroluminescent element, and organic electroluminescent display A patterning apparatus for performing highly accurate patterning to substrates continuously transferred is provided. Furthermore, a method for manufacturing an organic electroluminescence element wherein such patterning apparatus is employed, an organic electrolumin... | 03/20/2012 |
| 8132885 | System and method for evaluating and correcting image quality in an image generating device A system evaluates image quality in an image generating system in a manner that accounts for the interaction of the calibration tools used to evaluate and correct image quality in the image generating system. The system includes a test pattern generator configured t... | 03/13/2012 |
| 8132887 | Universal closed loop color control A system and processes for the accurate measurement and control of image color values on a printing press with or without the presence of a color bar. More particularly, a universal closed loop color control system and processes for controlling the color quality of ... | 03/13/2012 |
| 8132886 | Adjusting the calibration of a recording apparatus with recording head movement changes The present invention relates to a method for changing a calibration of a recording apparatus (10) to adjust for geometric distortion, comprising: providing a media support (12) for receiving recording media (17); providing a carriage (18... | 03/13/2012 |
| 8128187 | Recording head, droplet discharge device and droplet discharge method A recording head includes plural nozzle groups and a second nozzle. Each of the nozzle groups includes plural nozzles that respectively form dots, which make up an image, on a recording medium by discharging droplets. The nozzles are arranged in a straight line that... | 03/06/2012 |
| 8128186 | Non-volatile memory data integrity validation The present disclosure relates to a replaceable printing component for use in a printing system including print mechanism configured to receive the replaceable printing component. The replaceable printing component includes an electrical storage device responsive to... | 03/06/2012 |
| 8128188 | Monitoring ink flow A system for monitoring ink flow is disclosed. In one embodiment, the system includes a printhead configured to perform a priming event, a heating element, a sensor configured to measure the temperature of a printhead die at a plurality of times, and a processor con... | 03/06/2012 |
