ClassID:

218097

H02N2/14 - CPC Classification

Classification description:

Electric machines in general using piezo-electric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors Drive circuits; Control arrangements or methods

Sub-classes:
Recent Application in this class:
#1
20260019010
2026-01-15

ELECTROSTATIC MOTOR

#2
20250379529
2025-12-11

X-SHAPED ULTRASONIC MOTOR AND ROBOTIC ARM

#3
20250025915
2025-01-23

ELECTRONIC DEVICE AND METHOD FOR OPERATING RESONATOR ELEMENT AT RESONANCE FREQUENCY

#4
20240128894
2024-04-18

ELECTROSTATIC MOTOR HAVING FLUID MANAGEMENT FEATURES

#5
20230275530
2023-08-31

Optical element driving mechanism with piezoelectric driving assembly

#6
20230168490
2023-06-01

OPTICAL SCANNING DEVICE

#7
20230143336
2023-05-11

DRIVE UNIT

#8
20220278633
2022-09-01

PIEZOELECTRIC DRIVE UNIT

#9
20220200487
2022-06-23

Injector and control method for an ultrasonic motor

#10
20210325967
2021-10-21

In-situ monitoring, calibration, and testing of a haptic actuator

#11
20210281193
2021-09-09

Electrostatic motor

#12
20210257930
2021-08-19

Electrostatic motor

#13
20210242806
2021-08-05

Electrostatic motor

#14
20210242805
2021-08-05

Electrostatic motor

#15
20210234476
2021-07-29

Method of producing an electrostatic motor

#16
20210126557
2021-04-29

High-precision rigid-flexible coupling rotating platform and control method thereof

#17
20210067061
2021-03-04

Piezoelectric drive device and robot

#18
20210067060
2021-03-04

Piezoelectric drive device and robot

#19
20210058010
2021-02-25

Piezoelectric drive device and robot

#20
20210021211
2021-01-21

Controller capable of stopping control target in short time, vibration actuator, image capture apparatus, and control method

#21
20200136531
2020-04-30

Control method for piezoelectric drive device, piezoelectric drive device, robot, and printer

#22
20200106372
2020-04-02

Control method for vibration type actuator including vibrator and contact body moving relative to each other, drive control device, vibration type drive device, and apparatus

#23
20200075835
2020-03-05

Piezoelectric drive device, robot, and printer

#24
20190285831
2019-09-19

Rotational force transmitting apparatus, lens apparatus and imaging apparatus having the same

#25
20190264827
2019-08-29

Piezoelectric actuator and piezoelectric valve

#26
20180287515
2018-10-04

Piezoelectric drive device, drive method of piezoelectric drive device, robot, electronic component transport apparatus, printer, and projector

#27
20180287514
2018-10-04

Piezoelectric drive device, piezoelectric motor, robot, electronic component transport apparatus, and printer

#28
20180282147
2018-10-04

Rotating apparatus, optical scanning apparatus, and image display apparatus

#29
20180123483
2018-05-03

Driving device, piezoelectric motor, robot, electronic-component conveying device, and printer

#30
20180069491
2018-03-08

Injector and control method for an ultrasonic motor

#31
20170229981
2017-08-10

Lead screw actuator devices and methods thereof

#32
20170229634
2017-08-10

Piezoelectric driving device, robot, and driving method of the same

#33
20170163176
2017-06-08

Method of driving vibration actuator with enhanced sliding efficiency, vibration drive device, and mechanical apparatus

#34
20170070165
2017-03-09

Injector and control method for an ultrasonic motor

#35
20170017137
2017-01-19

Drive device for vibrating member, vibration type actuator using the same, and imaging apparatus

#36
20170017058
2017-01-19

Control apparatus for vibration-type actuator, method of controlling vibration-type actuator, driving apparatus, image pickup apparatus, and automatic stage

#37
20160373630
2016-12-22

Vibration drive device capable of generating click feeling and image pickup apparatus

#38
20160284968
2016-09-29

Piezoelectric drive device, driving method thereof, robot, and driving method thereof

#39
20160246052
2016-08-25

Driving method for vibration body, vibration driving device, and image pickup apparatus

#40
20160233793
2016-08-11

Two-axis angular pointing device and methods of use thereof

#41
20160226404
2016-08-04

Piezoelectric element drive circuit and robot

#42
20160218641
2016-07-28

Micro inchworm-type piezoelectric-driven rotating joint mechanism

#43
20160173005
2016-06-16

Control apparatus of vibration-type actuator

#44
20160118914
2016-04-28

Vibration wave drive device, stator for a vibration wave motor, vibration wave motor, driving control system, optical apparatus, and manufacturing method of a vibration wave driving device

#45
20160020710
2016-01-21

Vibration-type actuator and optical device using the same

#46
20150378351
2015-12-31

Semiconductor integrated circuit and operation method thereof

#47
20150349666
2015-12-03

Piezoelectric element, stator for oscillatory wave motor, oscillatory wave motor, driving control system, optical apparatus, and method for making stator for oscillatory wave motor

#48
20150326148
2015-11-12

Piezoelectric motor, drive circuit, and drive method

#49
20150229238
2015-08-13

Piezoelectric device, piezoelectric actuator, hard disk drive, and inkjet printer apparatus

#50
20150220148
2015-08-06

Haptic feedback generation based on resonant frequency

#51
20150200612
2015-07-16

Vibration actuator unit, stage apparatus, and optical apparatus

#52
20150188456
2015-07-02

Piezoelectric element driving apparatus and method, and piezoelectric system using the same

#53
20150168989
2015-06-18

Apparatus and method for generating sinusoidal waves, and system for driving piezo actuator using the same

#54
20150155799
2015-06-04

Wobble motor with a solid state actuator

#55
20150071042
2015-03-12

Driving unit and timepiece

#56
20140355093
2014-12-04

Rotary actuator

#57
20140340002
2014-11-20

DRIVING CONTROL APPARATUS AND DRIVING CONTROL METHOD FOR ULTRASONIC MOTOR

#58
20140131476
2014-05-15

Injector and control method for an ultrasonic motor

#59
20140104711
2014-04-17

Piezoelectric actuator and lens barrel

#60
20140035337
2014-02-06

Vehicle seat comprising a motorized adjustable part, electric control unit of a motor vehicle

#61
20130334988
2013-12-19

Driving device and driving circuit for a vibration actuator

#62
20130319158
2013-12-05

Method for driving ultrasonic motor, ultrasonic motor, and robot arm

#63
20130278180
2013-10-24

Actuator and method for driving actuator

#64
20130278110
2013-10-24

Piezoelectric motor, drive circuit, and drive method

#65
20120316675
2012-12-13

Piezoelectric actuator, robot hand, and robot

#66
20120316674
2012-12-13

Piezoelectric actuator, robot hand, and robot

#67
20120223619
2012-09-06

Piezoelectric actuator and piezoelectric actuator array

#68
20120139390
2012-06-07

Vibrational wave motor, lens barrel and camera

#69
20120119684
2012-05-17

Spherical ultrasound motor and control method for a spherical ultrasound motor

#70
20110317292
2011-12-29

Piezoelectric actuator and lens barrel

#71
20110260658
2011-10-27

Methods for operating an electrostatic drive, and electrostataic drives

#72
20110102162
2011-05-05

Haptic feedback generation based on resonant frequency

#73
20110101894
2011-05-05

Methods for reducing power consumption of at least partially resonant actuator systems and systems thereof

#74
20110018390
2011-01-27

Methods for controlling velocity of at least partially resonant actuators systems and systems thereof

#75
20100201225
2010-08-12

Vibration actuator driving device, lens barrel, camera, method of manufacturing electromechanical conversion element, method of manufacturing vibration actuator, and method of driving vibration actuator

#76
20100153845
2010-06-17

Haptic feedback generation based on resonant frequency

#77
20090015098
2009-01-15

Ultrasonic actuator and magnetic recording apparatus using the same

#78
20090015097
2009-01-15

Piezoelectric micro-pump and driving circuit thereof

#79
20080278032
2008-11-13

Drive unit

#80
20080265714
2008-10-30

Electromechanical conversion element, vibration actuator, vibration actuator driving device, lens barrel and camera

#81
20060250047
2006-11-09

Driving system for vibrating type actuator and method of driving vibrating type actuator

#82
20060250046
2006-11-09

Ultrasonic motor driving device and ultrasonic diagnosis apparatus

#83
20050140317
2005-06-30

Rotary actuator and method of controlling an actuator