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8974021 Printing apparatus and processing method thereof  
A printing apparatus comprising, a printhead including an element array in which a plurality of printing elements are arrayed, scanning unit configured to reciprocally scan the printhead, driving...
8919930 Stimulator/filter device that spans printhead liquid chamber  
A jetting module includes a nozzle plate, a thermal stimulation membrane, and an enclosure. Portions of the nozzle plate define a nozzle. The thermal stimulation membrane includes a plurality of...
8899730 Droplet discharging head and image forming apparatus  
A droplet discharging head includes: a nozzle substrate that includes a nozzle opening to discharge a droplet therethrough; a liquid chamber substrate that includes liquid pressure chambers...
8851633 Liquid ejection apparatus  
A liquid ejection apparatus including: a head having: nozzles arranged in a nozzle-row direction; and ejection-energy applying portions; a drive IC for driving the ejection-energy applying...
8841926 Method, liquid supply unit, and measurement device for a level indicator  
The subject matter of the invention is a method for a printing machine with a printing device (5), in particular an inkjet printer, for applying liquid (22) onto a print material, with monitoring...
8820893 Inkjet printhead  
The present invention related to an inkjet printhead, adaptive for an ink cartridge including one ink-supplying tank, the inkjet printhead includes: a nozzle plate having a plurality of nozzles;...
8814296 Printing apparatus and processing method thereof  
A printing apparatus comprising, a printhead including an element array in which a plurality of printing elements are arrayed, scanning unit configured to reciprocally scan the printhead, driving...
8789926 Driving circuit, liquid discharge substrate, and inkjet printhead  
A driving circuit which includes a plurality of MOS transistors electrically connected in parallel between a first node and a second node, and drives a load electrically connected between the...
8764166 Liquid ejecting head and liquid ejecting apparatus  
A liquid ejecting head includes a main liquid ejecting head body, in which is formed a liquid flow channel through which a liquid flows, that ejects the liquid from a nozzle opening using a...
8708441 Ink jet printing  
In general, in one aspect, the invention features a method of driving an inkjet module having a plurality of ink jets. The method includes applying a voltage waveform to the inkjet module, the...
RE44825 Print head substrate, print head using the same, and printing apparatus  
The present invention is directed to resolve the noise problem with the ink in an ink jet head without changing the substrate manufacturing process for the ink jet head, that is, increasing the...
8668297 Driver for inkjet head  
There is provided a driver for an inkjet head, capable of smoothly driving the inkjet head. The driver for an inkjet head includes: an amplifying unit having a plurality of amplifiers individually...
8651615 System and method for analysis of test pattern image data in an inkjet printer using a template  
Test pattern template data are stored in a memory of a printer to identify locations spatially within image data of a test pattern printed by printheads in an inkjet printer. The test pattern...
8567886 Printing apparatus and printing method  
The present invention forms a high-quality image by using a print head, in which a plurality of arrayed small heads, each having a plurality of print elements arranged in columns, are arranged so...
8526721 Processing image data  
A method of processing image data, to obtain image data for printing a junction area connecting a circular pad having a radius R with a linear line pattern by forming ink blots having a radius r...
8511796 Firing cell  
A system is provided that includes first means for pre-charging a node to a first potential where the node coupled to a switch configured to control current through a firing resistor and second...
8500250 Liquid discharge head and method for manufacturing the same  
A liquid discharge head includes: a recording element substrate and a plurality of electric connection units; and an electric wiring member that includes a plurality of input terminals, a...
8485623 Pagewidth inkjet printhead configured such that printed dot density exceeds nozzle density  
A stationary pagewidth inkjet printhead has one or more nozzle rows extending along a longitudinal axis of the printhead. Each nozzle is configured to fire a droplet of ink at a plurality of...
8451492 Printing apparatus and driving force transfer control method  
This invention is directed to a printing apparatus capable of reliably performing a driving switching operation using movement of a carriage. In the printing apparatus, it sometimes cannot be...
8446601 Control device and image forming apparatus  
A disclosed control device includes a first unit configured to generate image data of multiple images to be superposed one on the other to form a single image and transmit the image data. The...
8444254 Apparatus and method of protecting inkjet printer head  
An apparatus and method to protect an inkjet printer head including a head controller of a printer body and a head chip to drive a heater by using a serial interface, the apparatus including: a...
8439477 Method of characterizing array of resistive heaters  
A method of characterizing an array of resistive heaters, a first resistive heater of the array having a nominal sheet resistance, a first nominal length and a first nominal width, the method...
8430466 Head drive device of inkjet printer and ink jet printer  
A head drive apparatus of an inkjet printer includes nozzles and corresponding actuators that eject liquid drops. A drive unit applies a drive signal to the actuators. The drive unit includes a...
8430468 Head drive device of inkjet printer and inkjet printer  
A head drive of an inkjet printer includes nozzles and corresponding actuators that eject liquid ink drops. A drive unit applies a drive signal to the actuators. The drive unit includes a drive...
8408680 Ink-jet chip  
The present invention relates to an ink-jet chip, adaptive for a printing device, at least comprising: a plurality of ink-jet heating elements and an ink-jet signal generating circuit. The ink-jet...
8398196 Droplet size in inkjet printing  
A printer control unit (3) is described for controlling the size of droplets emitted by a nozzle of a printhead (8) in an inkjet printer. The control unit (3) receives information about an image...
8398208 Ceramic printed circuit board (PCB) and inkjet printhead assembly using the same  
A ceramic printed circuit board (PCB) and an inkjet printhead assembly using the ceramic PCB. A ceramic PCB in which a plurality of layers are stacked includes a plurality of terminals to receive...
8371668 Recoding element substrate, recording head equipped with the same, recording head cartridge, and recording apparatus  
A recording element substrate which is provided with a first recording element group and a second recording element group, each group including a plurality of recording elements. The recording...
8360556 Wiring board and liquid jetting head  
A wiring board to be connected to an object includes: contact points to be connected to the object; wires connected to the contact points; and a substrate on which the contact points and the wires...
8353577 Method of controlling drop directionality from inkjet nozzle using multiple independently-actuable roof paddles  
A method of controlling a direction of droplet ejection from an inkjet nozzle having a plurality of moveable paddles, the method includes the steps of: (i) actuating a first thermal bend actuator...
8342655 Liquid jet head and method for manufacturing liquid jet head  
A liquid discharge head includes a recording element substrate including an energy generating element, a wiring substrate including wiring, a support substrate for supporting the recording element...
8294946 Printer  
Various embodiments and methods related to a printer are disclosed.
8287072 Image data expansion by print mask  
A method for using a processor to process image data received from an image data source in preparation for multipass printing, comprising multitoning the image data to produce a multitoned image,...
8251473 Inkjet printing apparatus  
To achieve high-quality printing by controlling an ink-travelling direction by an electrostatic force so that the ink can be accurately applied on a printing medium, the ink is landed on a desired...
8226190 Recording element substrate and recording head having the same  
A recording element substrate includes a recording element, a first voltage conversion circuit configured to receive a first control signal and to output the first control signal with an increased...
8226213 Short pulsewidth actuation of thermal bend actuator  
A method of actuating a thermal bend actuator having an active beam fused to a passive beam. The method comprises passing an electrical current through the active beam so as to cause thermoelastic...
8197021 Recording head driving method and recording apparatus  
A recording head includes electrothermal transducers associated with temperature sensing elements. A method for driving the recording head includes supplying driving energy to the electrothermal...
8191995 Printhead for thermal inkjet printing and the printing method thereof  
The present invention relates to a printhead for thermal inkjet printing and the printing method thereof. The printhead includes: a substrate having a plurality of orifices with a firing element...
8191996 Element substrate, and printhead, head cartridge, and printing apparatus using the element substrate  
This invention relates to a printhead element substrate having a plurality of electrothermal transducers and a plurality of switching elements which drive the plurality of electrothermal...
8172368 Fluid ejection device with data signal latch circuitry  
A fluid ejection device includes a plurality of firing cells and a fire line adapted to conduct an energy signal including energy pulses. Each firing cell in the plurality of firing cells includes...
8167411 Print element substrate, inkjet printhead, and printing apparatus  
This invention is directed to an element substrate including a plurality of print element arrays in which print elements are arranged at different arrayed densities. The element substrate can...
8162443 Paired drop ejector method of operation  
A method of ejecting droplets of liquid from a paired drop ejector, the method includes the steps of providing a chamber having a dividing wall that forms a first and second portion and the first...
8162444 Printing head and manufacturing method of printing head  
There is provided a printing head which improves durability and increases reliability by reducing stress occurring in a bonding part between an electrode pad and an inner lead at cooling. The...
8157357 Circuit substrate and liquid discharging apparatus with a first wiring layer directly connected to the substrate and a second wiring layer connected to the first wiring layer through a metal film  
The present invention provides a higher density, higher resolution, higher durability and lower cost circuit substrate. In a circuit substrate in which a circuit including: a plurality of heat...
8141993 Fluid ejecting apparatus and method for transporting fluid  
A fluid ejecting apparatus including a head that ejects fluid, a first fluid storing section for storing the fluid that is located below the head, a second fluid storing section for storing the...
8141984 Liquid discharge substrate and liquid discharge head including the same  
A liquid discharge substrate includes a first substrate having an element, on a first surface, that generates energy for discharging liquid; a plurality of first electrodes electrically connected...
8132895 Printhead substrate, printhead, head cartridge, and printing apparatus  
This invention is directed to a head substrate capable of high-quality printing even when the environmental temperature, print duty, and printhead itself change, a printhead, a head cartridge, and...
8128206 Liquid ejection substrate and liquid ejection head using same  
A liquid ejection substrate used to eject a liquid includes a substrate having an element row including a plurality of elements provided in a row, where each of the elements generates energy,...
8128205 Fluid ejection device  
A fluid ejection device includes a plurality of firing cells, a clocked latch switch, and a data latch switch. Each firing cell includes a heater used to fire ink through a nozzle, a drive switch,...
8113611 Micro-fluid ejection apparatus signal communication devices and methods  
Micro-fluid ejection apparatuses and devices, and methods related to communication in and with the same. One such micro-fluid ejection apparatus includes a controller configured to generate a data...

Matches 1 - 50 out of 357 1 2 3 4 5 6 7 8 >