|
Match
|
Document |
Document Title |
|
|
7445316 |
Printhead substrate, printhead, head cartridge, and printing apparatus
A driving circuit layout can suppress an increase in the area of a head substrate in an inkjet printhead adopting a constant electric current driving method. A plurality of printing elements and a...
|
|
|
7441877 |
Substrate having a plurality of common power supply wires and a plurality of common ground wires for inkjet recording head and inkjet recording head using the same
Limitations on the number of recording elements capable of being simultaneously driven are relaxed so that driving voltage fluctuation falls within an allowable range. The substrate includes arrays...
|
|
|
7441874 |
Insulated heat unit for ink jet printer, an ink jet printer including an insulated head unit and signal transmission board used for the ink jet printer
A head unit has a head main body for discharging ink, a driver IC and an FPC, which is interposed between the driver IC and the head main body. The FPC has through holes each of which is embedded...
|
|
|
7438388 |
Printer having sprung printed circuit board for printhead assembly
A printer is provided having a removably mounted printhead assembly. The printhead assembly has a printhead module, a circuit assembly and a support frame. The module has at least two printhead...
|
|
|
RE40529 |
Ink jet recording apparatus and method using ink jet head having u-shaped wiring
An ink jet recording method includes the steps of providing an ink jet recording head having a plurality of discharge openings for discharging ink, a plurality of liquid passageways for holding ink...
|
|
|
7425057 |
Liquid discharge head and method for manufacturing the same
A liquid discharge head including a discharge element substrate including an orifice plate having a discharge port for discharging a liquid, and a supply port opened in the reverse side of the...
|
|
|
7419246 |
Flexible circuits, flexible circuit assemblies and assemblies for use with fluid ejection apparatuses
Assemblies for use with a fluid ejection apparatus, flexible circuit assemblies and flexible circuits. One such flexible circuit includes a flexible substrate and conductive lines adjacent the...
|
|
|
7416286 |
Inkjet recording head and inkjet recording device
An inkjet recording head having: a nozzle ejecting ink drops; a pressure chamber which communicates with the nozzle and in which ink is filled; a vibrating plate structuring a portion of the...
|
|
|
7407270 |
Liquid jet head and liquid jet apparatus
Provided are a liquid jet head and a liquid jet apparatus in which it is possible to securely connect drawn wires and connection wires and to improve reliability. Connection portions 91 of drawn...
|
|
|
7401895 |
Inkjet printhead integrated circuit with optimized trace orientation
A printhead integrated circuit (IC) for an inkjet printer, with a plurality of nozzle chamber structures positioned on a wafer substrate to define nozzle chambers and an ink ejection nozzle in...
|
|
|
7401875 |
Inkjet printhead incorporating a memory array
A thermal inkjet printhead 100 of the present invention includes a heating element 110 , an ink chamber, control circuitry 108 , an ink reservoir, and a memory array 106 . The control...
|
|
|
7370943 |
Structure and method for connecting flexible printed circuit board to inkjet print head
A plurality of lands and a plurality of conducting wires connected independently to each land are formed on one side surface of an insulating substrate of a flexible printed circuit board....
|
|
|
7367657 |
Inkjet printhead with transistor driver
An inkjet printhead chip includes a substrate, transistors, isolation structures, a dielectric layer, a resistive layer and conductive sections. Each transistor includes a gate, a source, a drain...
|
|
|
7367655 |
Integrated printhead with encoding circuit
Ink jet printhead comprising a driving and encoding circuit ( 20 ) having a grid-like structure, including a plurality of inputs ( 24 ), a plurality of selecting elements ( 12 ), a plurality of...
|
|
|
7364273 |
Liquid-jet head and liquid-jet apparatus
A liquid-jet head includes a passage-forming substrate. A plurality of pressure generating chambers communicate with nozzles. Piezoelectric elements each include a lower electrode, a piezoelectric...
|
|
|
7354125 |
Element board for printhead, and printhead having the same
In a printhead element board including a plurality of printing elements which align in a predetermined direction, driving circuits which drive the printing elements, and an element selection...
|
|
|
7347533 |
Low cost piezo printhead based on microfluidics in printed circuit board and screen-printed piezoelectrics
In accordance with one aspect of the present exemplary embodiment, a printhead includes a printed circuit board having at least one base layer, with at least one electrical trace, at least one...
|
|
|
7347522 |
Ink-jet head and image recording apparatus
An ink-jet head which includes: a flow passage unit having plural nozzles and pressure chambers respectively communicating with the nozzles, the pressure chambers being arranged along a planar...
|
|
|
7344227 |
Power and ground buss layout for reduced substrate size
A semiconductor substrate for a micro-fluid ejection device. The substrate includes plurality of micro-fluid ejection actuators disposed adjacent a fluid supply slot in the semiconductor substrate....
|
|
|
7344218 |
Printhead driving method, printhead substrate, printhead, head cartridge and printing apparatus
An increase in energy applied to a heating element can be prevented and the service life of a printhead can be prolonged even when the temperature of the printing element having a negative...
|
|
|
7338150 |
Substrate for liquid discharge head, liquid discharge head using substrate for liquid discharge head and method of manufacturing the same
A number of steps is reduced by manufacturing an electrode pad connecting a liquid discharge head to an external wiring by the same step of a common wiring for supplying an electric power to a...
|
|
|
7338149 |
Methods for forming and protecting electrical interconnects and resultant assemblies
The described embodiments relate to methods and systems for forming and protecting electrical interconnect assemblies. In one embodiment, an electrical interconnect assembly forming method forms an...
|
|
|
7328980 |
Thermal print head temperature estimation system
A method estimates the temperature of a thermal print head element during printing. In one embodiment, the temperature is estimated using the resistance of the thermal print head element, which...
|
|
|
7328973 |
Pagewidth printhead cartridge having a longitudinally extending electrical contact
A cartridge unit for an inkjet printer comprising a body portion housing one or more ink storage compartments; a pagewidth printhead assembly configured to receive ink from the one or more ink...
|
|
|
7322678 |
Flexible wiring cable for recording apparatus
A flexible wiring cable 60 connects a recording head 7 and a relay board, and includes COF (chip on film) 62 for connecting an output side wiring pattern of an IC chip 61 to the recording...
|
|
|
7322677 |
Printhead assembly with communications module
A printhead assembly with a communications module for a wallpaper printing system, the printhead assembly comprising: a casing; a printhead module; a fluid channel member positioned adjacent to the...
|
|
|
7311385 |
Micro-fluid ejecting device having embedded memory device
A semiconductor substrate for a micro-fluid ejecting device. The semiconductor substrate includes a plurality of fluid ejection devices disposed on the substrate. A plurality of driver transistors...
|
|
|
7303257 |
Modular printhead
A printhead assembly for a pagewidth inkjet printer, having an array of printhead modules mounted to an elongate channel extending substantially across the pagewidth. A flexible printed circuit...
|
|
|
7293857 |
Inkjet printhead and method of manufacturing the same
An inkjet printhead and a method of manufacturing the same are provided. The inkjet printhead includes a substrate; a plurality of heaters formed on an upper portion of the substrate for heating...
|
|
|
7290868 |
Inkjet head with formed external circuit connecting electrodes
There are provided driving electrodes ( 25 ) on walls ( 24 ) separating both sides of individual ink chambers ( 22 ) formed in the form of an array of multiple grooves. External circuit connecting...
|
|
|
7290864 |
Heater chips with a reduced number of bondpads
Heater chips for use in printing devices, such as those including one or more ink vias and one or more heater arrays, where at least a portion of at least one the ink vias is associated with at...
|
|
|
7290862 |
Modular printhead assembly with carrier for maintaining data and power connections
A printhead assembly for an inkjet printer includes an elongate carrier. A number of printhead modules are mounted on the carrier. Each printhead module includes an ink delivery assembly and a...
|
|
|
7287832 |
Printhead substrate, printhead and printing apparatus
The present invention provides a printhead substrate capable of controlling the driving of a large number of printing elements in a reduced surface area, a printhead using the printhead substrate,...
|
|
|
7270398 |
Circuit board and liquid discharging apparatus
A circuit board for a liquid discharging apparatus in which coating performance of a protective layer and a cavitation resistive film on a heat generating element is excellent and durability is...
|
|
|
7267424 |
Wide format pagewidth printer
A wide format printer includes a carrier that is mountable on a support structure of the wide format printer in an operative position with respect to a platen of the wide format printer. A number...
|
|
|
7261395 |
Inkjet print head chip and inkjet print head using same
An inkjet print head chip usable in an inkjet print head includes a semiconductor substrate having plural switching devices formed therein, plural heaters provided on upper sides of the switching...
|
|
|
7258423 |
Recording head unit, method of manufacturing the same, and recording apparatus using the unit
A flexible circuit board ( 15 ) has one end portion ( 15 a ) soldered to a connection terminal row of a side surface ( 13 e ) of an ink-jet recording head ( 13 ), and extends upwardly from the ink...
|
|
|
7255426 |
Substrate for liquid discharge head, liquid discharge head using substrate for liquid discharge head and method of manufacturing the same
A number of steps is reduced by manufacturing an electrode pad connecting a liquid discharge head to an external wiring by the same step of a common wiring for supplying an electric power to a...
|
|
|
7246887 |
Dual input bi-directional printhead driver integrated circuit
A driver IC ( 60 ) for a printhead includes a first set of data side input/output pads ( 62 ) and a second set of data side input/output pads ( 63 ). The driver IC further includes circuitry ( 100...
|
|
|
7234790 |
Ink jet recording apparatus
The present invention provides an ink jet recording apparatus having high printing quality, in which each nozzle array is driven using a plurality of driver ICs. Assuming that the input terminal...
|
|
|
7229152 |
Fluid ejection device with insulating feature
In one embodiment, a fluid ejection device is configured to receive a signal and ejecting fluid in response thereto, including an ink ejecting nozzle layer having a substrate with first and second...
|
|
|
7226148 |
Ink-jet printhead and method of manufacturing the same
An ink-jet printhead, and a method of manufacturing the same, includes a substrate, an ink chamber, a manifold, and an ink channel formed between the ink chamber and the manifold to provide flow...
|
|
|
7216960 |
Method of driving a printhead using a constant current and operating MOS transistor in saturation region
This invention relates to a printhead substrate capable of suppressing an increase in wiring width and an increase in the size of a substrate formed by a film forming process while increasing the...
|
|
|
7216959 |
Apparatus and method for driving an ink-jet printhead
An apparatus and method for driving an ink-jet printhead in which current is applied to a heater to heat ink to be supplied in an ink chamber to generate a bubble to eject ink from the ink chamber,...
|
|
|
7210762 |
Printhead assembly incorporating an ink supply arrangement and printed circuit board
A printhead assembly includes an elongate support structure that has a base portion and at least a pair of longitudinally extending side wall portions. One side wall portion extends from each edge...
|
|
|
7207653 |
Ink-jet head unit
An ink-jet head unit including an ink-jet head having ejection-energy generating elements for generating energies for ejecting an ink from nozzles, and a row of terminals for energizing the...
|
|
|
7198357 |
Ink ejecting head and method for making the same
An ink ejecting head includes a nozzle sheet having nozzles for ejecting droplets; a head chip having an energy generator opposing each of the nozzles; a barrier layer interposed between the nozzle...
|
|
|
7195341 |
Power and ground buss layout for reduced substrate size
A semiconductor substrate for a micro-fluid ejection device. The substrate includes plurality of micro-fluid ejection actuators disposed adjacent a fluid supply slot in the semiconductor substrate....
|
|
|
7192123 |
Ink jet recording head and manufacturing method thereof
To realize an ink jet recording head which is further improved in heat dissipation property, the ink jet recording head provided with a substrate provided with a plurality of discharging energy...
|
|
|
7172266 |
Printhead assembly for a pagewidth inkjet printer incorporating an ink storage assembly
A printhead assembly for a pagewidth ink jet printer includes an ink storage assembly that defines at least one ink storage chamber. An elongate mounting member is mounted on the ink storage...
|