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Class Information
Number: 310/368
Name: Electrical generator or motor structure > Non-dynamoelectric > Piezoelectric elements and devices > Piezoelectric element shape > Rectangular plate
Description: Subject matter wherein the shape of the piezoelectric element is essentially that of a solid rectangle, i.e., having three pairs of parallel sides.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8558627 Surface mount crystal oscillator and substrate sheet Oct. 15, 2013
8531088 Piezoelectric MEMS microphone Sep. 10, 2013
8497747 Microelectromechanical filter formed from parallel-connected lattice networks of contour-mode resonators Jul. 30, 2013
8456252 Dual in-situ mixing for extended tuning range of resonators Jun. 4, 2013
8446078 Mechanical resonating structures and methods May. 21, 2013
8441176 Methods and apparatus for mechanical resonating structures May. 14, 2013
8405286 Mesa-type at-cut quartz-crystal vibrating piece and the quartz-crystal device Mar. 26, 2013
8378555 Electromechanical conversion element and actuator Feb. 19, 2013
8373513 Compensated micro/nano-resonator with improved capacitive detection and method for producing same Feb. 12, 2013
8373333 Resonator element, resonator, electronic device, and electronic apparatus Feb. 12, 2013
8350633 Microelectromechanical resonators with passive frequency tuning using variable impedance circuits Jan. 8, 2013
8299689 Quartz crystal resonator element, quartz crystal device, and method for producing quartz crystal resonator element Oct. 30, 2012
8278798 Crystal device Oct. 2, 2012
8246545 Ultrasound transducers with improved focus in the elevation direction Aug. 21, 2012
8222797 Information processor and method for the production thereof Jul. 17, 2012
8196843 Multi-layer piezoelectric element, injection apparatus using the same and method of multi-layer piezoelectric element Jun. 12, 2012
8183745 High frequency ultrasound transducers May. 22, 2012
8174170 Methods and apparatus for mechanical resonating structures May. 8, 2012
8098001 Component with reduced temperature response, and method for production Jan. 17, 2012
8058940 Dual in-situ mixing for extended tuning range of resonators Nov. 15, 2011
8026652 Quartz crystal resonator element, quartz crystal device, and method for producing quartz crystal resonator element Sep. 27, 2011
8004164 Piezoelectric single crystal device Aug. 23, 2011
7997695 Liquid ejecting head, liquid ejecting apparatus, and actuator Aug. 16, 2011
7997696 Liquid ejecting head, liquid ejecting apparatus, and actuator Aug. 16, 2011
7982368 Polymer actuator and device equipped with polymer actuator Jul. 19, 2011
7956517 MEMS structure having a stress inverter temperature-compensated resonator member Jun. 7, 2011
7939990 Thin-film bulk acoustic resonators having perforated bodies that provide reduced susceptibility to process-induced lateral dimension variations May. 10, 2011
7851957 Magnetic bearing assembly for rotatable support apparatus Dec. 14, 2010
7818854 Ultrasound radiating members for catheter Oct. 26, 2010
7816841 Piezoelectric driven MEMS apparatus and portable terminal Oct. 19, 2010
7579760 Vibrator and production method therefor Aug. 25, 2009
7570126 Tuning-fork type piezoelectric vibrating piece and oscillator Aug. 4, 2009
7535158 Stress sensitive element May. 19, 2009
7521844 Piezoelectric single-crystal device and method of manufacturing the same Apr. 21, 2009
7521846 Piezoelectric resonator element and piezoelectric device Apr. 21, 2009
7518284 Dielectric composite and a method of manufacturing a dielectric composite Apr. 14, 2009
7509715 Method of manufacturing ultrasound radiating members for a catheter Mar. 31, 2009
7466063 Micro manipulator for movement of electrode, driving method thereof, and measuring device of brain signal using the same Dec. 16, 2008
7456554 Support member of vibrator Nov. 25, 2008
7424771 Method of producing a piezocomposite Sep. 16, 2008
7423363 Piezoelectric vibrating element and piezoelectric vibrator Sep. 9, 2008
7321185 Active multistable twisting device Jan. 22, 2008
7312559 Stator and ceramic tube type ultrasonic motor using the same Dec. 25, 2007
7309397 Process for the manufacture of piezoceramic multilayer actuators Dec. 18, 2007
7235913 Piezoelectric substrate, piezoelectric resonating element and surface-mount piezoelectric oscillator Jun. 26, 2007
7205704 Valve control device Apr. 17, 2007
7199510 Quartz crystal unit Apr. 3, 2007
7166952 Piezoelectric structures Jan. 23, 2007
7154358 Film bulk acoustic resonator structure and method of making Dec. 26, 2006
7116040 Electronic component and filter including the same Oct. 3, 2006

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