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Class Information
Number: 310/357
Name: Electrical generator or motor structure > Non-dynamoelectric > Piezoelectric elements and devices > Orientation of piezoelectric polarization
Description: Piezoelectric noncrystalline materials and elements in which the direction of polarization is significant with respect to the piezoelectric property of the material and/or in adopting the element to its intended function.

Sub-classes under this class:

Class Number Class Name Patents
310/358 Ceramic composition (e.g., barium titanate) 596

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8650728 Method of assembling a transducer for a surgical instrument Feb. 18, 2014
8572825 Method for producing piezoelectric composite substrate and method for producing piezoelectric element Nov. 5, 2013
8567926 Liquid-ejecting head, liquid-ejecting apparatus, piezoelectric element, and method for manufacturing liquid-ejecting head Oct. 29, 2013
8567026 Piezoelectric film poling method Oct. 29, 2013
8525607 Crystal oscillator with reduced acceleration sensitivity Sep. 3, 2013
8468665 Methods for making capacitive microphone Jun. 25, 2013
8395301 High power single crystal piezoelectric transformer Mar. 12, 2013
8375538 Method for manufacturing piezoelectric actuator Feb. 19, 2013
8347483 Method for manufacturing an ultrasound imaging transducer assembly Jan. 8, 2013
8344588 Multidomain acoustic wave devices Jan. 1, 2013
8310134 Composition for energy generator, storage, and strain sensor and methods of use thereof Nov. 13, 2012
8304967 Flexural vibration piece, flexural vibrator, and electronic apparatus Nov. 6, 2012
8253300 Electrostrictive composite and method for making the same Aug. 28, 2012
8237325 Energy transducer and method Aug. 7, 2012
8232708 Piezoelectric thin film element, and piezoelectric thin film device Jul. 31, 2012
8212456 Method of making and ceramic articles with multiple regions of distinct density Jul. 3, 2012
8188800 Crystal oscillator with reduced acceleration sensitivity May. 29, 2012
8156620 Process of making an ultrasonic probe Apr. 17, 2012
8148878 Piezoelectric element and gyroscope Apr. 3, 2012
8004164 Piezoelectric single crystal device Aug. 23, 2011
7969073 Tangentially poled single crystal ring resonator Jun. 28, 2011
7944131 Quartz crystal unit, quartz crystal oscillator and manufacturing method of the same May. 17, 2011
7941908 Method for scalable manufacturing of medical diagnostic ultrasound imaging systems May. 17, 2011
7911117 Piezoelectric/electrostrictive body, and piezoelectric/electrostrictive element Mar. 22, 2011
7901800 Piezoelectric element Mar. 8, 2011
7900338 Method of making a transducer having a plastic matching layer Mar. 8, 2011
7889024 Single cavity acoustic resonators and electrical filters comprising single cavity acoustic resonators Feb. 15, 2011
7884531 Piezoelectric thin film device Feb. 8, 2011
7877854 Method of manufacturing an ultrasound transducer Feb. 1, 2011
7876031 Piezoelectric thin-film acoustic wave device and information processing unit using the same Jan. 25, 2011
7819508 Dielectric film and piezoelectric element Oct. 26, 2010
7772747 Process for producing a piezoelectric film, film forming apparatus, and piezoelectric film Aug. 10, 2010
7728492 Piezoelectric composite material Jun. 1, 2010
7721397 Method for fabricating capacitive ultrasonic transducers May. 25, 2010
7714485 Piezoelectric thin-film acoustic wave device and information processing unit using the same May. 11, 2010
7703340 Chip for force sensor and force sensor Apr. 27, 2010
7694406 Method for forming a composite structure of backing material for use in a transducer assembly Apr. 13, 2010
7673375 Method of fabricating a polymer-based capacitive ultrasonic transducer Mar. 9, 2010
7651655 Production methods of dielectric layer and dielectric element, dielectric element, and piezoelectric transformer Jan. 26, 2010
7608976 Electroactive co-polymer systems and devices using the same Oct. 27, 2009
7589450 Actuator device, liquid-jet head and liquid-jet apparatus Sep. 15, 2009
7587806 Method of manufacturing an ultrasonic sensor Sep. 15, 2009
7561010 Piezoelectric thin film resonators Jul. 14, 2009
7548140 Bulk acoustic wave (BAW) filter having reduced second harmonic generation and method of reducing second harmonic generation in a BAW filter Jun. 16, 2009
7535323 Bulk acoustic wave filter with reduced nonlinear signal distortion May. 19, 2009
7521844 Piezoelectric single-crystal device and method of manufacturing the same Apr. 21, 2009
7518293 Piezoelectric thin-film element Apr. 14, 2009
7456708 Piezoelectric plate electric connection structure Nov. 25, 2008
7443082 Piezoelectric polymer composite article and system Oct. 28, 2008
7382082 Piezoelectric transducer with gas matrix Jun. 3, 2008

1 2 3 4 5

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