Patent application number | Description | Published |
20110037810 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS USING THE SAME - A liquid ejecting head includes a passage-forming substrate provided with a pressure-generating chamber communicated with a nozzle which ejects droplets, and a piezoelectric element provided on the passage-forming substrate. The piezoelectric element includes a piezoelectric layer and a pair of electrodes provided on both surfaces of the piezoelectric layer, and the piezoelectric layer contains BaTiO | 02-17-2011 |
20110037811 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS USING THE SAME - A liquid ejecting head includes a passage-forming substrate provided with a pressure-generating chamber communicated with a nozzle which ejects droplets, and a piezoelectric element provided on the passage-forming substrate. The piezoelectric element includes a piezoelectric layer and a pair of electrodes provided on both surfaces of the piezoelectric layer, and the piezoelectric layer contains BaTiO | 02-17-2011 |
20110050811 | LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS USING THE SAME - A liquid ejecting head includes a piezoelectric element including a first electrode, a seed layer provided on the first electrode and containing BiFeO | 03-03-2011 |
20110063379 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC ELEMENT - A liquid ejecting head includes a pressure generating chamber communicating with a nozzle for ejecting liquid droplets and a piezoelectric element having a piezoelectric layer and a pair of electrodes disposed on both sides of the piezoelectric layer. The piezoelectric layer is made of a perovskite-type oxide containing barium titanate, calcium titanate, and europium oxide. | 03-17-2011 |
20110221829 | PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD, AND LIQUID EJECTING APPARATUS - A piezoelectric element comprises a piezoelectric layer made of a perovskite compound containing sodium, potassium, lithium, niobium and tantalum and bismuth manganate and electrodes for applying a voltage to the piezoelectric layer. | 09-15-2011 |
20120147099 | PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD, AND LIQUID EJECTING APPARATUS - A piezoelectric element includes a piezoelectric layer, and an electrode provided to the piezoelectric layer. The piezoelectric layer is configured of a complex oxide having a perovskite structure containing potassium, sodium, and bismuth, niobium, iron, and chromium. | 06-14-2012 |
Patent application number | Description | Published |
20080218560 | PIEZOELECTRIC ELEMENT, INK JET RECORDING HEAD AND INK JET PRINTER - A piezoelectric element includes: a first electrode formed above a base substrate; a piezoelectric layer formed above the first electrode; and a second electrode formed above the piezoelectric layer, wherein the piezoelectric layer has a plurality of voids. | 09-11-2008 |
20090100656 | METHOD FOR MANUFACTURING PIEZOELECTRIC FILM ELEMENT, AND PIEZOELECTRIC FILM ELEMENT - A method for manufacturing a piezoelectric film element includes foursteps. The first is to form a bottom electrode on a Si substrate. The second is to form a seed layer with a layered perovskite structure on the bottom electrode. The third is to form a Bi | 04-23-2009 |
20130093818 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC ELEMENT - A liquid ejecting head for discharging liquid from nozzle openings is provided. The liquid ejecting head includes a piezoelectric film and piezoelectric element with electrodes on the piezoelectric film. The piezoelectric film includes barium titanate-based composition having a perovskite structure containing barium, titanium, and copper less than or equal to 3 mol % of titanium amount. | 04-18-2013 |
20130106960 | LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS AND PIEZOELECTRIC ELEMENT | 05-02-2013 |
20130222483 | METHOD OF MANUFACTURING LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND METHOD OF MANUFACTURING PIEZOELECTRIC ELEMENT - Provided is a method of manufacturing a liquid ejecting head including a pressure generating chamber communicating with a nozzle opening and a piezoelectric element including a piezoelectric layer and an electrode, the method including: forming a first piezoelectric precursor film containing Bi and Fe, or Ba and Ti; forming a first piezoelectric layer by heating and crystallizing the first piezoelectric precursor film; forming a second piezoelectric precursor film further containing at least one selected from Li, B, and Cu on the first piezoelectric layer, in addition to Bi and Fe, or Ba and Ti contained in the first piezoelectric precursor film; and forming the piezoelectric layer by heating and crystallizing the first piezoelectric layer and the second piezoelectric precursor film. | 08-29-2013 |