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Class Information
Number: 310/358
Name: Electrical generator or motor structure > Non-dynamoelectric > Piezoelectric elements and devices > Orientation of piezoelectric polarization > Ceramic composition (e.g., barium titanate)
Description: Subject matter in which the piezoelectric material is comprised of an oriented (polarized) solid polycrystalline aggregate material, e.g., BaTiO3

Sub-classes under this class:

Class Number Class Name Patents
310/359 More than one poling direction (e.g., rosen transformer) 271

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
8704429 Bismuth iron oxide powder, manufacturing method for the bismuth iron oxide powder, dielectric ceramics, piezoelectric element, liquid discharge head, and ultrasonic motor Apr. 22, 2014
8692443 Electrical component comprising a material with a perovskite structure and optimized electrodes and fabrication process Apr. 8, 2014
8672456 Piezoelectric film, piezoelectric device and liquid ejection apparatus Mar. 18, 2014
8672457 Piezoelectric film and method of manufacturing same, piezoelectric device and liquid ejection apparatus Mar. 18, 2014
8674589 Piezoelectric ceramics and multi-layered piezoelectric ceramic components Mar. 18, 2014
8669694 Multi-layer electronic component and method for manufacturing the same Mar. 11, 2014
8669695 Piezoelectric generating element and method for estimating power generation amount of piezoelectric generating element Mar. 11, 2014
8659214 Piezoelectric actuator including double PZT piezoelectric layers with different permitivities and its manufacturing method Feb. 25, 2014
8643255 Piezoelectric ceramic and piezoelectric element using the same Feb. 4, 2014
8616684 Liquid-ejecting head, liquid-ejecting apparatus, and piezoelectric element Dec. 31, 2013
8614535 Substrate, manufacturing method of substrate and saw device Dec. 24, 2013
8604676 Crystalline relaxor-ferroelectric phase transition transducer Dec. 10, 2013
8598769 Perovskite oxide material, ferroelectric compound, piezoelectric body, piezoelectric device, and liquid discharge device Dec. 3, 2013
8590512 Multi-layer piezoelectric element, method for manufacturing the same, injection apparatus and fuel injection system Nov. 26, 2013
8593038 Dielectric composition and ceramic electronic component including the same Nov. 26, 2013
8581477 Piezoelectric film element using (Na,K,Li)NbO3 Nov. 12, 2013
8564180 Piezoelectric composition, piezoelectric ceramic, transducer, and ultrasonic motor Oct. 22, 2013
8547001 Ceramic, piezoelectric device, and production method thereof Oct. 1, 2013
8541930 Piezoelectric component Sep. 24, 2013
8519602 Piezoelectric thin film element and piezoelectric thin film device using a piezoelectric thin film of alkali-niobium oxide series Aug. 27, 2013
8502435 Piezoelectric ceramic composition and piezoelectric device Aug. 6, 2013
8487515 Piezoelectric ceramic, process for producing the piezoelectric ceramic, and piezoelectric device Jul. 16, 2013
8471442 Piezoelectric ceramic, method for producing same, and piezoelectric device Jun. 25, 2013
8461747 Liquid ejecting head, liquid ejecting apparatus, and actuator device Jun. 11, 2013
8456067 Piezoelectric sensor and method for making the same Jun. 4, 2013
8456066 Piezoelectric / electrostrictive material, piezoelectric / electrostrictive ceramic composition, piezoelectric / electrostrictive element, and piezoelectric motor Jun. 4, 2013
8456061 Architecture for piezoelectric MEMS devices Jun. 4, 2013
8450911 Piezoelectric thin film having a high piezoelectric constant and a low leak current May. 28, 2013
8450912 Actuator element, method of driving actuator element, method of manufacturing actuator element, device inspection method and MEMS switch May. 28, 2013
8446074 Piezoelectric thin-film element and piezoelectric thin-film device May. 21, 2013
8410668 Crystal oriented ceramic composite body, and piezoelectric/electrostrictive element Apr. 2, 2013
8405285 Piezoelectric device, piezoelectric actuator having the same, liquid discharge apparatus, and power generating apparatus Mar. 26, 2013
8400047 Piezoelectric material, piezoelectric device, and method of producing the piezoelectric device Mar. 19, 2013
8395302 Piezoelectric material and piezoelectric element Mar. 12, 2013
8390179 Piezoelectric film and method of manufacturing the same, ink jet head, method of forming image by the ink jet head, angular velocity sensor, method of measuring angular velocity by the angular Mar. 5, 2013
8390178 Piezoelectric film and piezoelectric device Mar. 5, 2013
8354777 Piezoelectric film and piezoelectric device including the same, and liquid discharge apparatus Jan. 15, 2013
8344588 Multidomain acoustic wave devices Jan. 1, 2013
8327522 Process for the collective fabrication of calibration-free sensors based on acoustic wave devices Dec. 11, 2012
8322828 Liquid ejection head and liquid jet apparatus Dec. 4, 2012
8316519 Method of manufacturing a piezoelectric element Nov. 27, 2012
8310135 Piezoelectric thin film element and piezoelectric thin film device including the same Nov. 13, 2012
8310136 Piezoelectric thin film element, and piezoelectric thin film device Nov. 13, 2012
8304966 Piezoelectric thin film element and manufacturing method of the piezoelectric thin film element, piezoelectric thin film device Nov. 6, 2012
8299688 Piezoelectric material, method of manufacturing the same, and piezoelectric device Oct. 30, 2012
8288924 Ceramic electronic component Oct. 16, 2012
8266773 Method of manufacturing a piezoelectric actuator Sep. 18, 2012
8269402 BNT-BKT-BT piezoelectric composition, element and methods of manufacturing Sep. 18, 2012
8258679 Piezoelectric ceramic comprising a bismuth layered compound and piezoelectric element Sep. 4, 2012
8241519 Relaxor-PT ferroelectric single crystals Aug. 14, 2012

1 2 3 4 5 6 7 8 9 10 11 12

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