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| Application No. | Application Title | Issue Date |
| 20120081475 | LIQUID DISCHARGING HEAD AND METHOD FOR PRODUCING THE SAME There is provided a liquid discharging head discharging a liquid, including: a channel unit having a liquid channel including a pressure chamber which has an opening at one surface of the channel unit; a piezoelectric element formed of a piezoelectric material; an inter... | 04/05/2012 |
| 20120081476 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS A liquid ejecting head which includes a flow passage forming substrate that has pressure generating chambers which communicate with nozzles capable of ejecting a liquid, pressure generating elements which apply pressure to the pressure generating chambers in order to ej... | 04/05/2012 |
| 20120069101 | INKJET HEAD An inkjet head includes a channel substrate having multiple individual liquid chambers arranged in a shorter-side direction of the channel substrate, the individual liquid chambers being separated by multiple liquid chamber partition walls and communicating with ink sup... | 03/22/2012 |
| 20120069103 | LIQUID-EJECTING HEAD, LIQUID-EJECTING APPARATUS, AND PIEZOELECTRIC TRANSDUCER A liquid-ejecting head includes a pressure-generating chamber communicatively connected to a nozzle opening and also includes a piezoelectric transducer including a first electrode, a piezoelectric layer disposed on the first electrode, and a second electrode disposed o... | 03/22/2012 |
| 20120044302 | LIQUID EJECTION HEAD A liquid ejection head including: a channel unit having pressure chambers, ejection openings, and liquid channels; and an actuator unit including a piezoelectric layer and individual electrodes formed on a face of the piezoelectric layer, the actuator unit being configu... | 02/23/2012 |
| 20120038714 | PIEZOELECTRIC THIN FILM, INK JET HEAD, METHOD OF FORMING IMAGE BY THE INK JET HEAD, ANGULAR VELOCITY SENSOR, METHOD OF MEASURING ANGULAR VELOCITY BY THE ANGULAR VELOCITY SENSOR, PIEZOELECTRIC GENERATING ELEMENT, AND METHOD OF GENERATING ELECTRIC POWER USING THE PIEZOELECTRIC GENERATING ELEMENT The present invention provides a piezoelectric thin film comprising an electrode film with a (001) orientation, a (NaxBi0.5)TiO0.5x+2.75—BaTiO3 film with a (001) orientation (x represents not less than 0.29 and not more than... | 02/16/2012 |
| 20120038715 | PIEZOELECTRIC FILM, INK JET HEAD, METHOD OF FORMING IMAGE BY THE INK JET HEAD, ANGULAR VELOCITY SENSOR, METHOD OF MEASURING ANGULAR VELOCITY BY THE ANGULAR VELOCITY SENSOR, PIEZOELECTRIC GENERATING ELEMENT, AND METHOD OF GENERATING ELECTRIC POWER USING THE PIEZOELECTRIC GENERATING ELEMENT The purpose of the present invention is to provide a lead-free piezoelectric film including a lead-free ferroelectric material and having low dielectric loss and high piezoelectric performance comparable to that of PZT, and a method of manufacturing the lead-free piezoe... | 02/16/2012 |
| 20120033018 | INKJET HEAD AND METHOD OF MANUFACTURING INKJET HEAD According to one embodiment, an inkjet head includes a substrate, a nozzle plate which includes nozzle lines, each of which includes nozzles, the nozzles which are included in one of the nozzle lines and the nozzles which are included in another of the nozzle lines alte... | 02/09/2012 |
| 20120007928 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS A liquid ejecting head comprising: a pressure generating chamber substrate having pressure generating chambers; and a piezoelectric element including first conductive layer, piezoelectric layer, and a second conductive layer provided above the pressure generating chambe... | 01/12/2012 |
| 20120007926 | LIQUID DISCHARGE HEAD AND METHOD OF PRODUCING LIQUID DISCHARGE HEAD A liquid discharge head includes an element substrate including an energy generating element; a supporting member adhesively supporting the element substrate; a sheet member adhesively bonded to the supporting member to adjoin the inner surface of an opening accommodati... | 01/12/2012 |
| 20120007929 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS A liquid ejecting head comprising: a pressure chamber substrate where pressure chambers that communicates with nozzle holes are provided, and a piezoelectric element including a first conductive layer, a piezoelectric material layer, and a second conductive layer, where... | 01/12/2012 |
| 20120007927 | PIEZOELECTRIC ELEMENT, PIEZOELECTRIC ACTUATOR, LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS A piezoelectric element includes a first electrode, a first piezoelectric layer which is formed at an upper side of the first electrode and at lateral sides to the first electrode, a porous layer which is formed so as to cover side surfaces of the first piezoelectric la... | 01/12/2012 |
| 20110316939 | Micro-ejector There is provided a micro-ejector. The micro-ejector according to an exemplary embodiment of the present invention may include an ejection device including a passage for ejecting fluid contained therein, and a piezoelectric actuator providing a driving force for ejectin... | 12/29/2011 |
| 20110292135 | Liquid jet head, liquid jet apparatus, and manufacturing method for the liquid jet head To solve a problem in that it is difficult to form drive electrodes (11), which are formed respectively on side surfaces of each of partition walls (7), each of the partition walls (7) in a drive region (DR) is made of a piezoelectric material (1... | 12/01/2011 |
| 20110285794 | FLUID EJECTOR STRUCTURE In one embodiment, a fluid ejector structure includes: a chamber for containing a fluid; a flexible membrane forming one wall of the chamber; a plurality of piezoelectric elements; a backing operatively connected to the piezoelectric elements such that an expansion and/... | 11/24/2011 |
| 20110273518 | LIQUID DROPLET EJECTION HEAD AND LIQUID DROPLET EJECTION APPARATUS An ink jet type recording head includes a substrate, a nozzle plate having nozzles, and a sealing sheet, and the substrate and the nozzle plate are bonded to each other through a bonding film, and the substrate and the sealing sheet are bonded to each other through a bo... | 11/10/2011 |
| 20110273519 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC ELEMENT A liquid ejecting head includes a pressure-generating chamber in fluid communication with a nozzle opening and a piezoelectric element having a piezoelectric layer and electrodes provided to the piezoelectric layer. The piezoelectric layer is composed of a complex oxide... | 11/10/2011 |
| 20110261120 | LIQUID-EJECTING HEAD, LIQUID-EJECTING APPARATUS, AND PIEZOELECTRIC DEVICE There is provided a piezoelectric device comprising a first electrode, a piezoelectric layer that is formed above the first electrode, a second electrode that is formed above the piezoelectric layer and a coating layer that is formed above the second electrode consistin... | 10/27/2011 |
| 20110254901 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS A liquid ejecting head comprises a pressure chamber communicating with nozzle and a piezoelectric actuator. The piezoelectric layer is composed of a solid solution containing bismuth sodium titanate and 0.2 mol % or more and 8.0 mol % or less of manganese.... | 10/20/2011 |
| 20110254900 | Inkjet head assembly and method for manufacturing the same There is provided an inkjet head assembly that includes: an inkjet head plate including an ink path; a piezoelectric actuator facing a pressure chamber in the inkjet head plate and providing driving force for ejecting ink to a nozzle from the pressure chamber; a package... | 10/20/2011 |
| 20110228015 | DROPLET-EJECTING HEAD, METHOD FOR MANUFACTURING DROPLET-EJECTING HEAD, AND DROPLET-EJECTING APPARATUS Provided are a droplet-ejecting head having good displacement and a droplet-ejecting apparatus. The droplet-ejecting head includes a pressure chamber; a piezoelectric element which includes a first electrode, a second electrode, and a piezoelectric layer disposed betwee... | 09/22/2011 |
| 20110221833 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC ELEMENT A piezoelectric element includes a piezoelectric layer, and an electrode provided on the piezoelectric layer. The piezoelectric layer is composed of a compound oxide having a perovskite structure and containing bismuth lanthanum ferrate manganate and barium titanate. Th... | 09/15/2011 |
| 20110221832 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS A piezoelectric element includes a first electrode which is an individual electrode, a piezoelectric layer, and a second electrode which is a common electrode. The piezoelectric element is provided with a piezoelectric active section and a piezoelectric nonactive sectio... | 09/15/2011 |
| 20110216133 | PIEZOELECTRIC ELEMENT, LIQUID EJCTION HEAD, AND LIQUID EJECTION DEVICE A piezoelectric element having a piezoelectric layer and electrodes. The piezoelectric layer is 3 μm or less in thickness. The piezoelectric layer is made of a piezoelectric material containing a perovskite compound including bismuth manganate ferrate and barium titana... | 09/08/2011 |
| 20110216134 | LIQUID EJECTION HEAD, LIQUID EJECTION DEVICE A liquid ejection head including a piezoelectric element having a piezoelectric layer and electrodes The piezoelectric layer is 3 μm or less in thickness. The piezoelectric layer is made of a piezoelectric material including bismuth manganate ferrate and barium titanat... | 09/08/2011 |
| 20110216135 | LIQUID-EJECTING HEAD AND LIQUID-EJECTING APPARATUS A liquid-ejecting head includes a pressure-generating chamber communicating with a nozzle opening and includes a piezoelectric element including a piezoelectric layer and electrodes. The piezoelectric layer contains bismuth sodium potassium titanate and satisfies the in... | 09/08/2011 |
| 20110205314 | DROPLET EJECTING HEAD CAPABLE OF SUPPRESSING WORSENING OF DEFORMATION EFFICIENCY OF ACTUATOR A first piezoelectric layer is formed with independent electrodes separated from one another and arranged at positions corresponding to openings of pressure chambers. The first layer has independent active portions at positions where the independent electrodes are locat... | 08/25/2011 |
| 20110205313 | Inkjet print head and method of manufacturing the same There is provided an inkjet print head including: a pressure chamber storing ink in order to eject the ink to a nozzle; a piezoelectric actuator receiving part being recessed in order to correspond to the pressure chamber in a direction of the pressure chamber; and a pi... | 08/25/2011 |
| 20110193916 | ACTUATOR, LIQUID DROPLET EJECTING HEAD, AND MANUFACTURING METHOD THEREOF, AND LIQUID DROPLET EJECTING APPARATUS An actuator that includes a substrate; first conductive layers provided so as to extend in a first direction and to be disposed adjacent to each other on the substrate; a piezoelectric body layer having a first portion formed so as to cover the first conductive layers a... | 08/11/2011 |
| 20110193915 | Piezoelectric actuator, inkjet head including the same, and method of manufacturing piezoelectric actuator A piezoelectric actuator according to an aspect of the invention may include: upper and lower electrodes supplying a driving voltage; and a piezoelectric material formed by solidifying a piezoelectric liquid having viscosity between the upper and lower electrodes and pr... | 08/11/2011 |
| 20110175971 | ELECTRICALLY GROUNDED INKJET EJECTOR AND METHOD FOR MAKING AN ELECTRICALLY GROUNDED INKJET EJECTOR An inkjet ejector provides electrical conductors for grounding electrically isolated layers in the ejector while electrically coupling a transducer of the ejector to a firing signal circuit. The inkjet ejector includes a diaphragm plate have a first side and a second si... | 07/21/2011 |
| 20110169898 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS A piezoelectric element comprising a first electrode, a piezoelectric layer which is composed of a metal oxide containing lead, zirconium and titanium and which formed above the first electrode, and a second electrode formed above the piezoelectric layer. The piezoelect... | 07/14/2011 |
| 20110164096 | LIQUID-EJECTING HEAD, LIQUID-EJECTING APPARATUS, AND PIEZOELECTRIC ELEMENT A piezoelectric element comprising a first electrode, a piezoelectric layer which includes bismuth, lanthanum iron, and manganese and which formed above the first electrode and a second electrode formed above the piezoelectric layer. The integrated intensity of a diffra... | 07/07/2011 |
| 20110164095 | METHODS FOR MANUFACTURING LIQUID EJECTING HEAD AND PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC ELEMENT A method for manufacturing a piezoelectric element comprising forming a titanium film containing titanium; forming a platinum film containing platinum on the titanium film; forming a piezoelectric precursor film containing bismuth, lanthanum, iron and manganese on the p... | 07/07/2011 |
| 20110164098 | LIQUID-EJECTING HEAD, LIQUID-EJECTING APPARATUS, PIEZOELECTRIC ELEMENT, AND METHOD FOR MANUFACTURING LIQUID-EJECTING HEAD A piezoelectric element comprising a first electrode, a piezoelectric layer containing bismuth lanthanum iron and manganese formed above the first electrode, and a second electrode formed above the piezoelectric layer. The piezoelectric layer contains crystals preferent... | 07/07/2011 |
| 20110164097 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC ELEMENT A piezoelectric element comprising a piezoelectric layer containing bismuth, lanthanum iron manganese and titanium and a electrode formed above the piezoelectric layer.... | 07/07/2011 |
| 20110148994 | Print Head Having a Polymer Aperture Plate and Method for Assembling a Print Head A method for bonding a polymer layer to an outlet plate for an inkjet print head has been developed that enables the polymer layer to be attached to the outlet plate with little or no bowing of the polymer layer. The method includes aligning recesses in a bonding plate ... | 06/23/2011 |
| 20110148993 | Inkjet Ejector Having a Polymer Aperture Plate Attached to an Outlet Plate and Method for Assembling an Inkjet Ejector A method forms apertures in a polymer aperture plate configured for use in a piezoelectric print head. The method includes bonding a polymer aperture plate to an outlet plate configured with outlets, and aligning a laser with the outlets in the outlet plate to ablate ap... | 06/23/2011 |
| 20110148995 | Inkjet print head, inkjet print head assembly and method of manufacturing inkjet print head assembly There is provided an inkjet print head including: a head plate having nozzles arranged in a length direction, in which each of the nozzles ejects ink therethrough from a side surface of the head plate; an ink inlet provided in the lower portion of the head plate and dra... | 06/23/2011 |
| 20110141202 | High Frequency Mechanically Actuated Inkjet An inkjet ejector has been developed that enables the ejector to be operated at a frequency greater than 80 kHz. The inkjet ejector includes a body layer in which a pressure chamber is configured with an outlet having a volume that is less than a predetermined volumetri... | 06/16/2011 |
