ClassID:

37168

B06B1/0688 - CPC Classification

Classification description:

Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction with foil-type piezo-electric elements, e.g. PVDF

Sub-classes:
Recent Application in this class:
#1
20260153941
2026-06-04

ELECTRONIC DEVICE AND METHOD FOR IDENTIFYING PRESSURE ON BUTTON

#2
20260080710
2026-03-19

DEVICES CONFIGURED FOR NEAR-FIELD ULTRASONIC IMAGING

#3
20260030914
2026-01-29

FLEXIBLE FINGERPRINT SENSOR

#4
20260030913
2026-01-29

TRANSPARENT FINGERPRINT SENSOR

#5
20250339876
2025-11-06

TRANSPARENT PIEZOELECTRIC LAMINATED FILM AND TOUCH PANEL

#6
20250196188
2025-06-19

MEDICAL INSTRUMENT WITH A PIEZOELECTRIC SENSOR STACK, AND METHOD FOR PRODUCING SAME

#7
20250128291
2025-04-24

Flexible Ultrasonic Sensor with Ultrasonic-Driven Liquid Metal as Conductive Material and Manufacturing Method Thereof

#8
20250073752
2025-03-06

THIN FILM DEFORMATION ELEMENT AND MULTI-TACTILE FEEDBACK COMPONENT

#9
20250060457
2025-02-20

SENSOR COVER, SENSOR SYSTEM, AND MOTOR VEHICLE

#10
20240399417
2024-12-05

DEVICE FOR REMOVING AND PREVENTING THE FORMATION OF ICE ON SURFACES

#11
20240365037
2024-10-31

DISPLAY APPARATUS

#12
20240358384
2024-10-31

Medical Device With Acoustic Sensor(s) and Method for Localizing Medical Device and Acoustic Source

#13
20240344879
2024-10-17

RF FEFLECTOMETER ULTRASONIC IMPEDANCE AND TIME-OF-FLIGHT SENSOR

#14
20240338964
2024-10-10

DEVICES CONFIGURED FOR NEAR-FIELD ULTRASONIC IMAGING

#15
20240226960
2024-07-11

Driver circuitry and operation

#16
20240207881
2024-06-27

AEROSOL GENERATOR CORE

#17
20240198383
2024-06-20

VIBRATION STRUCTURE, CONVEYANCE DEVICE, AND TACTILE SENSE PRESENTATION DEVICE

#18
20240110054
2024-04-04

Composite article based on a thermoplastic matrix incorporating at least one transducer comprising a piezoelectric polymer

#19
20240065551
2024-02-29

Intravascular photoacoustic imaging

#20
20240057972
2024-02-22

Piezoelectric micromachined transducer and device

#21
20240042487
2024-02-08

VIBRATION DEVICE, VIBRATION APPARATUS, AND MANUFACTURING METHOD OF VIBRATION DEVICE

#22
20230405635
2023-12-21

ACOUSTIC AQUATIC TRACKING TRANSMITTER

#23
20230381814
2023-11-30

Driver circuitry and operation

#24
20230364657
2023-11-16

Film vibration device and fabrication method thereof, and cleaning device including the same

#25
20230293911
2023-09-21

WEARABLE TRANSCRANIAL DUAL-MODE ULTRASOUND TRANSDUCERS FOR NEUROMODULATION

#26
20230091977
2023-03-23

Auscultatory sound-or-vibration sensor

#27
20230086418
2023-03-23

Apparatus with ultrasonic fingerprint sensor and one or more resonators, and related systems and methods

#28
20220343742
2022-10-27

Vibration device and electronic equipment

#29
20220330913
2022-10-20

HIGH RESOLUTION INTRAVASCULAR ULTRASOUND (H-IVUS)

#30
20220260531
2022-08-18

Optimization of an acoustic membrane array

#31
20220193663
2022-06-23

ACOUSTOFLUIDIC DEVICE

#32
20220075978
2022-03-10

ULTRASONIC FINGERPRINT RECOGNITION ASSEMBLY AND ELECTRONIC DEVICE

#33
20220070563
2022-03-03

Vibration apparatus and apparatus including the same

#34
20220048069
2022-02-17

Driver circuitry and operation

#35
20210399206
2021-12-23

PATTERNING OF ORGANIC FILM BY WET ETCHING PROCESS

#36
20210359060
2021-11-18

Display substrate for double-sided display and manufacturing method thereof, display panel and display device

#37
20210356437
2021-11-18

SCANNING APPARATUS

#38
20210342563
2021-11-04

Method for preparing polymer composite material and display panel for fingerprint recognition

#39
20210336124
2021-10-28

Piezoelectric polyvinylidene fluoride material, method for manufacturing same, and fingerprint recognition module

#40
20210325968
2021-10-21

Vibration generation device, and display apparatus and vehicle comprising the same

#41
20210315644
2021-10-14

Interventional device with PVDF ultrasound detector

#42
20210240272
2021-08-05

Vibration device

#43
20210223882
2021-07-22

Touch panel, driving method thereof, and display device

#44
20210204911
2021-07-08

Needle with thin film sensors

#45
20210193105
2021-06-24

Noise management system, a window system and related methods

#46
20210187550
2021-06-24

Method for producing piezoelectric element, and piezoelectric element

#47
20210177378
2021-06-17

Split electrode design for a transducer

#48
20210169440
2021-06-10

Wiring harness for use with auscultatory sound-or-vibration sensors

#49
20210089739
2021-03-25

Method for manufacturing fingerprint recognition module, fingerprint recognition module, and display device

#50
20210081635
2021-03-18

Display device

#51
20210052845
2021-02-25

Methods and devices for haptic communication

#52
20200410196
2020-12-31

Display device including sensor

#53
20200400800
2020-12-24

PIEZOELECTRIC MICROMACHINED ULTRASONIC TRANSDUCER (PMUT)

#54
20200287126
2020-09-10

Piezoelectric poling of a wafer with temporary and permanent electrodes

#55
20200282427
2020-09-10

Dual frequency ultrasound transducer including an ultrahigh frequency transducer stack and a low frequency ultrasound transducer stack

#56
20200278750
2020-09-03

Display device and sound providing method of the display device

#57
20200278748
2020-09-03

Integrated systems with force or strain sensing and haptic feedback

#58
20200246830
2020-08-06

Vibration structure and electronic device

#59
20200232897
2020-07-23

Biosensor

#60
20200214583
2020-07-09

Bi-directional neuron-electronic device interface structures

#61
20200209973
2020-07-02

Vibration generation device, and display apparatus and vehicle comprising the same

#62
20200197950
2020-06-25

ULTRASONIC TREATMENT OF MINED SAND PROPPANT FOR HYDRAULIC FRACTURE TREATMENT IN THE OIL/GAS INDUSTRY AND CLEANED QUARTZ SOURCE FOR THE GLASS INDUSTRY

#63
20200147903
2020-05-14

Methods of forming parts using forming tools and flexible ultrasonic transducer arrays

#64
20200085536
2020-03-19

Device and Method for Accelerating Orthodontic Treatment Using Mechanical Vibrations

#65
20200051494
2020-02-13

Display panel and driving method therefor, and display apparatus

#66
20200036450
2020-01-30

Systems and methods for a quantum-analogue computer

#67
20200033946
2020-01-30

Touch-control panel and touch-control device for providing tactile feedback and method thereof

#68
20200033187
2020-01-30

Membrane hydrophone for high frequency ultrasound and method of manufacture

#69
20200022673
2020-01-23

Surgical tool with flex circuit ultrasound sensor

#70
20200001979
2020-01-02

Method and apparatus for proximity control between rotating and non-rotating aircraft components

#71
20190392688
2019-12-26

Haptic feedback fiber body, haptic feedback fabric and wearable device

#72
20190384403
2019-12-19

HAPTIC ACTUATOR ASSEMBLY WITH A SPRING PRE-LOAD DEVICE

#73
20190384395
2019-12-19

Haptic actuator assembly with a pre-load device

#74
20190374941
2019-12-12

Acoustofluidic components and process for their preparation

#75
20190308036
2019-10-10

Wearable transcranial dual-mode ultrasound transducers for neuromodulation

#76
20190294247
2019-09-26

Methods and apparatus for driving a transducer

#77
20190283082
2019-09-19

ULTRASOUND TRANSDUCER

#78
20190267536
2019-08-29

EMI reduction in piezoelectric micromachined ultrasound transducer array

#79
20190208329
2019-07-04

THIN AND FLEXIBLE LOUDSPEAKER USING ONE OR MORE PIEZOELECTRIC DIAPHRAGMS

#80
20190205593
2019-07-04

Fingerprint sensing display apparatus

#81
20190155391
2019-05-23

Vibration structure, vibration device, and tactile sense presentation device

#82
20190154854
2019-05-23

Combination motion and acoustic piezoelectric sensor apparatus and method of use therefor

#83
20190110131
2019-04-11

Electroacoustic transducer

#84
20190102046
2019-04-04

Layer for inducing varying delays in ultrasonic signals propagating in ultrasonic sensor

#85
20190102045
2019-04-04

System and method for ultrasonic sensing

#86
20190101437
2019-04-04

Sliding range gate for large area ultrasonic sensor

#87
20190099152
2019-04-04

Auscultatory sound-or-vibration sensor

#88
20190098413
2019-03-28

Ultrasonic transducer with tensioned film

#89
20190079186
2019-03-14

Ultrasonic transducer pixel readout circuitry and methods for ultrasonic phase imaging

#90
20180304309
2018-10-25

Ultrasound transducer and method of forming ihe same

#91
20180242949
2018-08-30

Ultrasonic transducer electrode assembly

#92
20180242066
2018-08-23

Multi-element bending transducers and related methods and devices

#93
20180213333
2018-07-26

Ultrasonic receiver with coated piezoelectric layer

#94
20180207683
2018-07-26

Transducer laminate

#95
20180175279
2018-06-21

Vibration device and tactile presentation device

#96
20180146981
2018-05-31

Transducer transfer stack

#97
20180130941
2018-05-10

Vibrating device and tactile sense presenting device

#98
20180066636
2018-03-08

Local haptic actuation system

#99
20180059067
2018-03-01

Ultrasonic device, ultrasonic module, and ultrasonic measuring device

#100
20180053888
2018-02-22

Mounting structure, ultrasonic device, ultrasonic probe, ultrasonic apparatus, electronic apparatus, and manufacturing method of mounting structure

#101
20180035891
2018-02-08

Intravascular photoacoustic imaging

#102
20170363724
2017-12-21

Aspects of sonar systems or other acoustic imaging systems

#103
20170322290
2017-11-09

Piezoelectric micromachined ultrasonic transducer (PMUT)

#104
20170282215
2017-10-05

Dual frequency ultrasound transducer including an ultrahigh frequency transducer stack and a low frequency ultrasound transducer stack

#105
20170263846
2017-09-14

Ultrasonic device, ultrasonic module, and ultrasonic measurement apparatus

#106
20170237367
2017-08-17

Vibration-type-motor driving apparatus

#107
20170128047
2017-05-11

Ultrasonic transducer device, probe, electronic instrument, and ultrasonic diagnostic device

#108
20170087593
2017-03-30

Porosity control in piezoelectric films

#109
20170083099
2017-03-23

Vibrating device and tactile sense presenting device

#110
20170052061
2017-02-23

Membrane hydrophone for high frequency ultrasound and method of manufacture

#111
20160238699
2016-08-18

Acoustic transducer element

#112
20160220230
2016-08-04

Ultrasonic transducer electrode assembly

#113
20160154126
2016-06-02

Combination motion and acoustic piezoelectric sensor apparatus and method of use therefor

#114
20160014527
2016-01-14

Electroacoustic converter film

#115
20160008852
2016-01-14

Electroacoustic conversion film, electroacoustic converter, flexible display, and projector screen

#116
20150367586
2015-12-24

Forming tools and flexible ultrasonic transducer arrays

#117
20150200350
2015-07-16

Method, apparatus and system for a transferable micromachined piezoelectric transducer array

#118
20150044386
2015-02-12

Process of manufacturing a piezopolymer transducer with matching layer

#119
20150035414
2015-02-05

Film-type piezoelectric/electrostrictive element

#120
20150015116
2015-01-15

Electromechanical polymer-based linear resonant actuator

#121
20140327531
2014-11-06

Haptic feedback using composite piezoelectric actuator

#122
20140187962
2014-07-03

Wirebonding fixture and casting mold

#123
20140187956
2014-07-03

Method of manufacturing an ultrasonic transducer electrode assembly

#124
20140184026
2014-07-03

Wirebonding fixture and casting mold

#125
20140184022
2014-07-03

Porosity control in piezoelectric films

#126
20140178574
2014-06-26

Method for focusing miniature ultrasound transducers

#127
20140056110
2014-02-27

Acoustic source for generating an acoustic beam

#128
20140056101
2014-02-27

System and method for sonic wave measurements using an acoustic beam source

#129
20140053864
2014-02-27

System for delivering ultrasonic energy to a liquid and use for cleaning of solid parts

#130
20130277446
2013-10-24

Electronic spray device improvements

#131
20130208572
2013-08-15

Thin film ultrasound transducer

#132
20130062998
2013-03-14

Piezopolymer transducer with matching layer

#133
20120245408
2012-09-27

METHODS AND SYSTEMS FOR IMPROVING ACTUATOR PERFORMANCE BY REDUCING TENSILE STRESSES IN PIEZOELECTRIC THIN FILMS

#134
20120163119
2012-06-28

Combination motion and acoustic piezoelectric sensor apparatus and method of use therefor

#135
20120161580
2012-06-28

Bandwidth enhancing liquid coupled piezoelectric sensor apparatus and method of use thereof

#136
20120160030
2012-06-28

Flexible microsphere coated piezoelectric acoustic sensor apparatus and method of use therefor

#137
20120126959
2012-05-24

ELECTROACTIVE POLYMER TRANSDUCERS FOR TACTILE FEEDBACK DEVICES

#138
20120117769
2012-05-17

Method for manufacturing piezoelectric element

#139
20110043454
2011-02-24

Haptic feedback using composite piezoelectric actuator

#140
20100328328
2010-12-30

Hybrid electric device using piezoelectric polymer substrate

#141
20100320867
2010-12-23

Array type ultrasound probe, manufacturing method and driving method of array type ultrasound probe

#142
20100052478
2010-03-04

Longitudinal pulse wave array

#143
20090267458
2009-10-29

APPARATUS FOR PREVENTING EAVESDROPPING USING PIEZOELECTRIC FILM

#144
20090160293
2009-06-25

Ultrasonic transducer with a retracted portion on a side surface of the piezoelectric layer

#145
20080103395
2008-05-01

Array type ultrasound probe, manufacturing method and driving method of array type ultrasound probe

#146
20070251324
2007-11-01

Ultrasonic sensor and manufacture method of the same

#147
20070081681
2007-04-12

Thin film transparent acoustic transducer

#148
20060273696
2006-12-07

Handheld device having ultrasonic transducer for axial transmission of acoustic signals

#149
20050251047
2005-11-10

Low profile acoustic sensor array and sensors with pleated transmission lines and related methods

#150
20050215907
2005-09-29

Ultrasonic transducer for electronic devices

#151
20050157590
2005-07-21

Surface acoustic antenna for submarines

#152
20050156486
2005-07-21

Piezoelectric vibration sensor

#153
20050084122
2005-04-21

Method for constructing a parametric transducer having an emitter film

#154
20050046311
2005-03-03

Method of manufacturing ultrasound transducer device having acoustic backing

#155
20050043628
2005-02-24

Backing material for micromachined ultrasonic transducer devices

#156
16609212
2020-11-17

Panel sounding display device

#157
16010180
2019-07-09

Haptic actuator assembly with a spring pre-load device

#158
16010169
2019-09-10

Haptic actuator assembly having a magnetic pre-load device