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| Number | Title | Issue Date |
| 6592207 | Power distribution arrangement for an injet printhead An ink supply unit for supplying separate color inks to a portable ink jet print head, the ink supply unit including: a slot for insertion of the printhead; a series of elongated chambers for the storage of the separate color inks, the chambers being inte... | 07/15/2003 |
| 6592205 | Inkjet printhead for wide area printing A printhead is formed from a plurality of ink ejectors mounted on an inner surface of a rigid substrate while protruding through holes provided in the substrate. Electrical contact is provided on a surface of the ink ejectors common with the ink ejecting ... | 07/15/2003 |
| 6588880 | Replaceable ink container adapted to form reliable fluid, air and electrical connection to a printing system The present invention is a replaceable ink container for providing ink to an off-axis printing system. The printing system responsive to electrical signals from the replaceable ink container for controlling printer parameters. The ink container has a lead... | 07/08/2003 |
| 6575553 | Inkjet residue cleaning system for inkjet cartridges An electrical interconnect cleaning system cleans an electrically conductive ink residue from a portion of an inkjet cartridge upon removal from an inkjet printing mechanism to prevent short circuiting of the interconnect conductors across the ink residue... | 06/10/2003 |
| 6568793 | Multiple bit matrix configuration for key-latched printheads A carriage assembly for holding one or more inkjet print cartridges. A mechanical key on a carriage chute is formed in a predetermined pattern having a plurality of columns such that at least one of the columns acts as a barrier preventing a non-compatibl... | 05/27/2003 |
| 6568775 | Dual mode communication device for a fluid ejection device The present invention includes as one embodiment a fluid ejection device coupled to a controller that sends and receives data signals to and from the fluid ejection device, the printhead comprising a communication device that facilitates data signal trans... | 05/27/2003 |
| 6565193 | Component for a four color printhead module A component for a printhead module includes a printhead chip and a flexible printed circuit board (PCB) on which the chip is mounted. A carrier having fluid communication channels defined therein supplies ink to the chip. The PCB is bonded to the carrier ... | 05/20/2003 |
| 6557976 | Electrical circuit for wide-array inkjet printhead assembly A wide-array inkjet printhead assembly includes a carrier having a first side and a second side contiguous with the first side, and a plurality of printhead dies each mounted on the first side of the carrier. An electrical circuit is disposed on the first... | 05/06/2003 |
| 6554399 | Interconnected printhead die and carrier substrate system An interconnected printhead die and carrier substrate system for a printhead in hard-copy-producing devices used to print on print media includes a printhead die and a carrier substrate. The die and the substrate are coupled and each has an operative face... | 04/29/2003 |
| 6543887 | Inkjet print head A common print head module that can accommodate either a single-color or multi-color inkjet print head comprises an ink cartridge having an ink output, and an inkjet chip arranged over the ink output. The ink cartridge internally includes ink channels tha... | 04/08/2003 |
| 6539867 | Method of replacement component communicating with printer and method of printer communicating with replacement component A method of a replacement component used in a printer communicating with a controller of the printer, and a method of a controller of a printer communicating with a replacement component used in a printer are disclosed. The method of the replacement compo... | 04/01/2003 |
| 6536871 | Reliable flex circuit interconnect on inkjet print cartridge Electrical operation signals such are transferred between a printer carriage interconnect circuit and a printhead interconnect circuit through conductive pads, some of which are elongated sufficiently to provide multiple conductive contact points. Positio... | 03/25/2003 |
| 6536872 | Connection module A connection module including a base including a forward set of points located in a forward plane and a rearward set of points located in a rearward plane, the forward and rearward planes defining a junction therebetween. The connection module further inc... | 03/25/2003 |
| 6533396 | Printhead cartridge with asymmetrical contacts A printhead cartridge mounts within a carriage of a printer. The carriage moves along a first direction within the printer. The printhead cartridge includes an inkwell for storing ink, which has a front surface and a bottom surface, a printhead mounted on... | 03/18/2003 |
| 6535237 | Manufacture of fluid ejection device A method of manufacturing a fluid ejection device includes attaching a plurality of resistors to a portion of the substrate for heating fluid; attaching a plurality of solderable interconnect pads to another portion of the substrate; soldering at least on... | 03/18/2003 |
| 6527371 | Ink jet recording head, ink jet recording device and head manufacturing method The present invention provides an ink jet recording head in which the degree of freedom in the design of the arranged position of an electric signal input-output terminal is enhanced, its manufacturing method and an ink jet recording device, the invention... | 03/04/2003 |
| 6523940 | Carrier for fluid ejection device A fluid ejection assembly includes a carrier including a substrate and an electrical circuit with the substrate having a first side and a second side opposite the first side and the electrical circuit being disposed on the second side of the substrate, a ... | 02/25/2003 |
| 6520625 | Carriage and recording apparatus The invention provides a carriage for a recording apparatus, comprising a head mounting portion on which a head cartridge is detachably mounted, a connector portion to be electrically connected with the head cartridge, an operating portion for rendering t... | 02/18/2003 |
| 6508536 | Method of mounting fluid ejection device A method of mounting a fluid ejection device having a first plurality of pads on a carrier substrate having a corresponding second plurality of pads includes positioning the first plurality of pads with respect to the second plurality of pads, and melting... | 01/21/2003 |
| 6503454 | Multi-ejector system for ejecting biofluids A multiple-ejector system for printing arrays of biofluids include a tooling plate having a plurality of sets of tooling pins extending outward from the surface of the tooling plate. A printed circuit board is provided having pairs of power connection pin... | 01/07/2003 |
| 6491377 | High print quality printhead A high quality inkjet printhead includes a substrate having a multiplicity of heater resistors formed thereon at a density of at least six heater resistors per square millimeter. Each of the heater resistors also has a total resistance of at least 70 Ω a... | 12/10/2002 |
| 6488369 | Ink container configured to establish reliable electrical and fluidic connections to a receiving station The present disclosure relates to a replaceable ink reservoir for installation into a printing system that has a moveable carriage for repositioning a printing portion relative to print media. The replaceable ink reservoir includes an ink reservoir that d... | 12/03/2002 |
| 6474782 | Printhead and printing apparatus using the same Disclosed is a printhead in which mixture of noise between the power supplies of analog and digital systems is suppressed, and a circuit for processing a small analog signal, e.g., a temperature sensing circuit, does not decrease in precision even for a h... | 11/05/2002 |
| 6464333 | Inkjet printhead assembly with hybrid carrier for printhead dies An inkjet printhead assembly includes a carrier and a plurality of printhead dies. The carrier includes a substrate and an electrical circuit. The substrate has a first side and a second side such that the electrical circuit is disposed on the second side... | 10/15/2002 |
| 6457804 | Spring for latching a print cartridge in a carriage A spring for latching a print cartridge in a carriage in a facsimile printer mechanism. The spring is a cantilever that is doubled back on itself to obtain a long effective length is a short space.... | 10/01/2002 |
| 6457811 | Self-aligned interconnect and method for producing same A self-aligned interconnect significantly reduces manufacturing costs and provides important advantages in a number of specific applications begins with a single crystal substrate. The substrate is machined to accept microelectronic chips at various locat... | 10/01/2002 |
| 6454955 | Electrical interconnect for an inkjet die An electrical interconnect for an inkjet printhead comprising an ink-ejecting semiconductor die is described. The ink-ejecting die further comprises a substrate having an opposing upper surface, lower surface, and a thin film stack. The upper surface of t... | 09/24/2002 |
| 6454394 | Inkjet head which prevents transfer of a load applied to an inkjet-head-side connector An inkjet head is provided with a flexible printed circuit cable where a head body for ejecting ink and a connector are mounted at places different from each other, and the flexible printed circuit cable is bent between the head body and the connector so ... | 09/24/2002 |
| 6450617 | Ink jet print head and ink jet printing apparatus using the same The ink jet print head provides a good electrical connection with the silicon substrate. A silicon substrate of the ink jet print head the electrodes for electrical connection have a layer construction such that, under a part of the metal bumps, wires dra... | 09/17/2002 |
| 6439908 | Power supply for a four color modular printhead A power supply for a printhead assembly includes a first strip of an electrically conductive material, the first strip having a pair of spaced terminals projecting from a side edge thereof and a second strip of an electrically conductive material, the sec... | 08/27/2002 |
| 6435662 | Ink-jet print cartridge, ink-jet printer, method and apparatus An ink-jet print cartridge is especially configured for loading and unloading into and from an inkjet print cartridge by use of substantially only horizontal translational movements relative to a carriage of the printer. The apparatus includes a generally... | 08/20/2002 |
| 6431684 | Spring pad for electrical interconnection of inkjet printing system A spring pad for ensuring electrical interconnection between electrical contacts of a printer carriage and corresponding electrical contacts of a print cartridge installed in the printer carriage includes a base having a first side and a second side oppos... | 08/13/2002 |
| 6431683 | Hybrid carrier for wide-array inkjet printhead assembly A wide-array inkjet printhead assembly includes a carrier and a plurality of printhead dies each mounted on the carrier. The carrier includes a substructure and a substrate mounted on the substructure. The substrate includes a plurality of layers and has ... | 08/13/2002 |
| 6428145 | Wide-array inkjet printhead assembly with internal electrical routing system A wide-array inkjet printhead assembly includes a carrier and a plurality of printhead dies mounted on the carrier. The carrier includes a plurality of conductive layers, a plurality of conductive vias, and a plurality of insulative layers. The conductive... | 08/06/2002 |
| 6425655 | Dual curable encapsulating material A dual curable encapsulant is provided for use in protecting electrical components. The encapsulant contains from about 5 to about 20 percent by weight of a multifunctional epoxy material, from about 70 to about 90 percent by weight of a di-functional epo... | 07/30/2002 |
| 6416166 | Ink cartridge with alignment features and method of inserting cartridge into a printer receptacle An ink cartridge for an ink jet printer includes alignment features in the form of recesses formed on front and back side walls of the cartridge surface near the bottom thereof. An ink cartridge receiver assembly includes a plurality of receptacles for re... | 07/09/2002 |
| 6409326 | Digital print head An ink jet print head includes an ink jet print module contained in a cartridge housing. The ink jet print module includes a surface containing a plurality of ink jet nozzles and this surface extends in a aperture of the cartridge housing. An element exte... | 06/25/2002 |
| 6406128 | Ink supply apparatus of printer An ink supply apparatus of a printer includes an ink supply container for containing ink which includes a memory module for recording information about the ink contained in the ink supply container, a plurality of exposed terminals formed at the outer cir... | 06/18/2002 |
| 6402299 | Tape automated bonding circuit for use with an ink jet cartridge assembly in an ink jet printer An ink jet cartridge assembly for use in an ink jet printer has a body with at least one inner ink chamber. A printhead is carried by the body and has a plurality of ink jetting orifices in fluid communication with the ink chamber. A tape automated bondin... | 06/11/2002 |
| 6402284 | Method and apparatus for detecting ink tank characteristics A particular ink tank, and therefore its characteristics, are determined by detecting the existence or absence of magnets at predetermined positions on the ink tank. The detection of the magnets is performed by hall effect sensors located on an ink tank h... | 06/11/2002 |
