ClassID:

218076

H02N2/023 - CPC Classification

Classification description:

Electric machines in general using piezo-electric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors using intermittent driving, e.g. step motors, piezoleg motors Inchworm motors

Recent Application in this class:
#1
20250337344
2025-10-30

PIEZOELECTRIC MOTOR HAVING INCHWORM AND ULTRASONIC MODES

#2
20240048074
2024-02-08

DRIVE DEVICE AND METHOD FOR OPERATING A DRIVE DEVICE OF THIS TYPE

#3
20230283204
2023-09-07

INCHWORM ACTUATOR

#4
20230041922
2023-02-09

Method and system for interaction between VR application and controller capable of changing length and center of gravity

#5
20220271688
2022-08-25

Short-travel nanoscale motion stage and method for measuring thermally-related hysteresis data

#6
20210273585
2021-09-02

Piercing apparatus and a method of fabricating thereof

#7
20180097458
2018-04-05

Piezoelectric package-integrated motor

#8
20170211559
2017-07-27

Pump unit with electric drive

#9
20150370176
2015-12-24

Actuators and microlithography projection exposure systems and methods using the same

#10
20150240889
2015-08-27

Gripper mechanism and movement mechanism

#11
20150151046
2015-06-04

Linear actor arrangement

#12
20140333180
2014-11-13

PIEZOELECTRIC ACTUATION DEVICE

#13
20140213973
2014-07-31

System comprising a secondary device with a piezoelectric actuator wirelessly supplied and controlled by a primary device

#14
20130002411
2013-01-03

Haptic actuator apparatuses and methods thereof

#15
20120217845
2012-08-30

Transducer

#16
20120169184
2012-07-05

Electroactive polymer manufacturing

#17
20120147344
2012-06-14

ACTUATORS AND MICROLITHOGRAPHY PROJECTION EXPOSURE SYSTEMS AND METHODS USING THE SAME

#18
20110220821
2011-09-15

Drive mechanism for the movement of an object along an axis of motion and micro-valve

#19
20110155307
2011-06-30

ELECTROACTIVE POLYMER MANUFACTURING

#20
20110154641
2011-06-30

Electroactive polymer manufacturing

#21
20110128521
2011-06-02

ACTUATORS AND MICROLITHOGRAPHY PROJECTION EXPOSURE SYSTEMS AND METHODS USING THE SAME

#22
20100308689
2010-12-09

Transducer

#23
20100117463
2010-05-13

Linear actuator using magnetostrictive power element

#24
20090115284
2009-05-07

Inchworm actuator based on shape memory alloy composite diaphragm

#25
20090001852
2009-01-01

Piezoelectric actuator, piezoelectric actuator device, lens barrel, optical device and manufacturing method thereof

#26
20080272673
2008-11-06

Compact size electromechanical translation apparatus

#27
20080231143
2008-09-25

PIEZOELECTRIC MOVEMENT DEVICE

#28
20080191585
2008-08-14

Electroactive polymer electrodes

#29
20080136052
2008-06-12

Electroactive polymer manufacturing

#30
20080111431
2008-05-15

Linear actuator using magnetostrictive power element

#31
20080074000
2008-03-27

Spring biasing locking mechanism for step and repeat motors

#32
20080001498
2008-01-03

Driving apparatus for a linear motion of elongated bodies

#33
20070296310
2007-12-27

Micro manipulator for movement of electrode, driving method thereof, and measuring device of brain signal using the same

#34
20070236314
2007-10-11

Actuators based on ferromagnetic shape memory alloy composites

#35
20070114887
2007-05-24

Materials of active-piston actuators

#36
20070114886
2007-05-24

Mechanical actuator comprising an active linear piston

#37
20070057598
2007-03-15

Piezoelectric motor allowing at least two degrees of freedom, in rotation and linear displacement

#38
20070040472
2007-02-22

High-powered actuators and actuating systems for extended range and precise positioning

#39
20060279177
2006-12-14

Materials of the cylinders of active-piston actuators

#40
20060238079
2006-10-26

Electroactive polymers

#41
20060238066
2006-10-26

Electroactive polymer generators

#42
20060197167
2006-09-07

Electromagnetic actuator

#43
20060158228
2006-07-20

Motion actuator

#44
20060145544
2006-07-06

Active material based actuators for large displacements and rotations

#45
20060113880
2006-06-01

Electroactive polymers

#46
20060113878
2006-06-01

Electroactive polymers

#47
20060055285
2006-03-16

Method and devices for driving a body

#48
20060049718
2006-03-09

Micro-positioning device

#49
20050211006
2005-09-29

Linear step motor

#50
20050200238
2005-09-15

Dielectric polymer actuator and inchworm robot using same

#51
20050093400
2005-05-05

Peristaltic electromechanical actuator

#52
20050035687
2005-02-17

Electromechanical translation apparatus