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| Number | Title | Issue Date |
| 7461930 | Seal for inkjet orifices An absorbent material is employed as a seal over the printhead nozzles. The absorbent is uni-axial to prevent ink migration laterally, implemented by a lattice of absorbent matter surrounded by ink barriers. Such an absorbent can be sufficiently effective to limit i... | 12/09/2008 |
| 7458667 | Ink container with light-emitting unit to convey information A liquid container that can present various information using illumination of a light-emitting unit includes an IC package having a storage element and the light-emitting unit. The storage element stores information used for controlling the amount of light emitted f... | 12/02/2008 |
| 7455398 | Ink cartridge An ink cartridge including: an ink chamber storing ink; a communication chamber communicating the ink chamber with the exterior of the ink cartridge; a valve member disposed in the communication chamber such that the valve member is displaceable between a first posi... | 11/25/2008 |
| 7455397 | Ink cartridge attachment/detachment device, recording apparatus, liquid ejection apparatus, and liquid container A liquid container for a liquid ejection apparatus includes: a case having a liquid containing portion in its interior; a supply portion which is formed on a first side wall of the case, and through which a liquid in the liquid containing portion can flow to an exte... | 11/25/2008 |
| 7455396 | Ink container Provided is an ink container suitable for forming a stable high-quality print image and obtaining stable operation of a printing device by enabling precipitates of coarse-grained ink etc. standing in an ink container body to be left in the ink container body and by ... | 11/25/2008 |
| 7452062 | Liquid container with structure for controlling leaked liquid Liquid packs 34 provided with liquid leading members 42 are stored in a container case 31 that is constituted by fitting a case main body portion 32 and a lid case 33 in fitting portions 27 and 28, support portions | 11/18/2008 |
| 7452064 | Ink tank and ink-jet recording apparatus An ink cartridge is provided with a storage chamber storing ink and an ink absorbent chamber containing an ink absorbent that absorbs the ink from the storage chamber through an interconnection slot. An ejection opening is formed through the ink absorbent chamber to... | 11/18/2008 |
| 7452063 | Inkjet recording apparatus and ink cartridge There is disclosed an ink cartridge capable of being removably held in an ink cartridge accommodation portion simply by pushing in the cartridge in an insertion direction. The ink cartridge (5) is mounted on a carriage (4) having a cartridge accommodat... | 11/18/2008 |
| 7452061 | Method and device for filling a printing-fluid container A method of filling a printing fluid container including providing a printing-fluid container that includes a leading surface having an outer-perimeter with a top edge and a bottom edge, wherein the printing-fluid container includes a printing-fluid interface positi... | 11/18/2008 |
| 7448738 | Recording apparatus A recording apparatus includes a recording-head replacing portion, a feeding unit that feeds a recording sheet, and an eject unit that ejects the recording sheet on a front side of the apparatus. The apparatus further includes a head mount that is movable between th... | 11/11/2008 |
| 7445320 | Ink cartridge for ink-jet printer A multi-chamber ink cartridge for an ink-jet printer, the ink cartridge including a printhead to eject ink droplets on a printing medium; a unitary body comprising: first, second and third ink chambers formed by âTâ-shaped vertical walls in the unitary body, and... | 11/04/2008 |
| 7445324 | Ink cartridges A method of manufacturing an ink cartridge system includes the steps of using a first mold to make a first case member a first ink cartridge, using a second mold to make a second case member of the first ink cartridge, using the first mold to make a first case membe... | 11/04/2008 |
| 7445322 | Liquid storing container and recording apparatus A liquid storing container having a liquid storing chamber for storing liquid, the liquid container includes a plurality of light-transmissive prisms for forming interfaces with the liquid or gas in the liquid storing chamber; wherein each of the prisms includes at ... | 11/04/2008 |
| 7445321 | Ink-jet cartridge removal device An ink cartridge has a body having a stepped configuration including a first top wall and a second top wall, wherein the second top wall is lower than the first top wall. A lid has a first position selectively secured to the first top wall and a second portion is se... | 11/04/2008 |
| 7445323 | Ink cartridge venting An ink cartridge comprising: (a) an ink cartridge body including a floor and an exterior wall partially defining an interior volume, the ink cartridge body including a capillary producing medium; and (b) an ink cartridge cap mounted to the ink cartridge body to subs... | 11/04/2008 |
| 7441881 | Liquid seal and liquid ejection apparatus The liquid ejection apparatus is capable of reducing the increase of the viscosity of a liquid due to evaporation of the liquid and also for reducing the quantity of the atmospheric air dissolving into the ink. A liquid seal used for a liquid ejection apparatus whic... | 10/28/2008 |
| 7441880 | Common inkjet printer cradle for pagewidth printhead printer cartridge An inkjet printer cradle including a body complementary to each of a number of removable inkjet cartridges each of a type having a pagewidth printhead and an ink supply and each having different performance characteristics; and a controller arranged to determine the... | 10/28/2008 |
| 7441885 | Printer with digital photograph storage and display A portable device for viewing and printing digital photo images is provided which has a digital storage device for storing digital photo images, a display screen for displaying the digitally stored images, and a printer having a pagewidth ink jet print head for prin... | 10/28/2008 |
| 7438398 | Ink cartridge and inkjet printer using the same An ink cartridge and an inkjet printer using the same. The ink cartridge includes a cartridge case having an ink storing space, negative pressure forming foam inserted into the cartridge case, and a filter pipe installed on a bottom surface of the cartridge case, wh... | 10/21/2008 |
| 7438400 | Liquid container, liquid ejecting device, and method of checking arrangement of liquid storing packs In a liquid container in which a liquid container case accommodates at least three liquid storing packs under a condition that the liquid storing pack partially overlaps the adjacent liquid storing pack, amounts of liquid stored in the respective liquid storing pack... | 10/21/2008 |
| 7438401 | Inkjet recording apparatus and ink cartridge There is disclosed a liquid container that can be removably held in a liquid container accommodation portion by pushing the container in an insertion direction. The liquid container is mounted on a carriage having a container accommodation region. A one-push type fi... | 10/21/2008 |
| 7438369 | Recording apparatus having a device for detecting the presence or absence of a liquid A device for detecting the presence or absence of a liquid, which is installed on an ink-jet recording apparatus, is configured to determine the presence or absence of ink in the ink flow path by detecting the reflection of light from a light transmission portion by... | 10/21/2008 |
| 7434923 | Ink cartridge and method of regulating fluid flow In an ink cartridge, a negative pressure generating mechanism is disposed between an ink storage region and an ink supply port, and has a wall surface having two through-holes for ink flow, and a valve member contacted with and separated from the through-hole by rec... | 10/14/2008 |
| 7434924 | Ink cartridge and wet-type electrophotographic image forming apparatus having the same An ink cartridge and a wet-type electrophotographic image forming apparatus having the ink cartridge, wherein the ink cartridge is detachably mounted with respect to an image forming apparatus body and supplies a developing unit with ink. The ink cartridge includes ... | 10/14/2008 |
| 7434922 | Ink cartridge and remaining ink volume detection method An ink cartridge has a first partitioning wall 5 and a third partitioning wall 7 for dividing the inside of a case 2 into a first ink chamber 9 and a second ink chamber 10, and a second partitioning wall 6 for demarcating an... | 10/14/2008 |
| 7434920 | Liquid container for ink jet recording apparatus with structure to promote gas-liquid exchange A liquid container includes a negative pressure producing member accommodating chamber accommodating a negative pressure producing member for absorbing and retaining the liquid, and a liquid containing chamber for containing the liquid. The liquid containing chamber... | 10/14/2008 |
| 7431438 | Ink cartridge, recording apparatus employing ink cartridge, and manufacturing method for ink cartridge An ink cartridge which is detachably mountable to a liquid ejection type recording device including a liquid ejecting head for ejecting liquid onto a recording material while scanning the recording material in a direction crossing with a feeding direction of the rec... | 10/07/2008 |
| 7431439 | Liquid supply device and recording apparatus incorporating the same In a device for supplying liquid from a liquid cartridge to a liquid ejection head via a liquid supply channel, a cartridge chamber accommodates the liquid cartridge. A valve is disposed between the liquid cartridge and the liquid supply channel. A control lever is ... | 10/07/2008 |
| 7431415 | Arrangement and method for data follow-up for warmup cycles of ink jet print heads In a method and arrangement for data follow-up for warmup cycles of an ink jet print head, a memory stores warmup data of an ink jet print head and a control unit is provided for the driving the ink jet print head and is programmed to implement at least one measurem... | 10/07/2008 |
| 7431440 | Ink reservoir with air bag An ink cartridge for an inkjet printhead is disclosed. The ink cartridge comprises a sealed ink storage volume; an ink outlet for establishing sealed fluid communication between the printhead and the ink storage volume; and an air bag in the ink storage volume with ... | 10/07/2008 |
| 7431436 | Identification system for inks in printing systems A radio frequency (RF) identification system includes a tag for identifying characteristics of an ink, and a reader that receives transmitted RF signals from the tag. The tag includes a memory which stores data, and an RF source which generates RF signals. Selective... | 10/07/2008 |
| 7431441 | System for securely refilling inkjet printer cartridges A method for refilling a removable inkjet cartridge including the steps of: mating the removable inkjet cartridge to a complementary inkjet cradle, mating a refill cartridge to the removable inkjet cartridge, verifying the authenticity of the removable inkjet cartri... | 10/07/2008 |
| 7431519 | Portable electronic device and associated charging stand A portable electronic device and associated charging stand assembly where the portable electronic device has an inbuilt printer and the associated charging stand recharges the device battery and refills the printer. ... | 10/07/2008 |
| 7429101 | Ink supply with ink/air separator assembly that is isolated from ink until time of use An ink container has a first chamber configured to contain ink, a second chamber configured to enclose an ink-air separating membrane consisting of a wet side portion and a dry side portion, and a structure configured to connect the first and second chambers. A seal... | 09/30/2008 |
| 7429096 | Cradle unit for electrically engaging with a pagewidth printhead cartridge A cradle unit for an inkjet printer comprising: a body complementary to a removable inkjet cartridge of a type having a pagewidth printhead and an ink supply; and a controller for controlling the operation of the p... | 09/30/2008 |
| 7427128 | Liquid container, liquid supply system and printing device using liquid container, and circuit board for liquid container An ink tank detachably mounted on a printer includes a non-volatile memory and a LED for executing a process in response to a condition of the tank such as ink residual quantity by transmitting information stored in the memory to a printer, and informing the conditi... | 09/23/2008 |
| 7427127 | Head cartridge and liquid-ejecting apparatus A negative pressure generated inside a liquid-ejecting head can circulate liquid between the liquid-ejecting head and a liquid tank, prevent the liquid from leaking out of nozzles while the liquid is circulating, and remove bubbles contained in the liquid. A head ca... | 09/23/2008 |
| 7425059 | Ink container, inkjet printing head, and inkjet printing apparatus The present invention solves problems attributable to color mixing occurring at a region where an ink container containing three or more different inks and an inkjet printing head are connected as a result of repetition of connection and disconnection of the compone... | 09/16/2008 |
| 7422317 | Ink-jet recording device and ink supply unit suitable for it Ink maintained at a negative pressure state is supplied to an ink-jet recording head via an ink supply mechanism constructed as a differential pressure valve having a coil spring and a movable membrane normally contacted elastically with a valve seat by the coil spr... | 09/09/2008 |
| 7422316 | Liquid container and method for detecting remaining quantity of liquid The invention is directed to a liquid container and a method for detecting a remaining quantity of liquid that can precisely detect that the liquid is completely consumed. A bag shaped main pack 11 for storing liquid to be supplied to a liquid consuming devic... | 09/09/2008 |
