ClassID:

152401

F16K31/004 - CPC Classification

Classification description:

Operating means Actuating devices; ; Releasing devices actuated by piezo-electric means

Sub-classes:
Recent Application in this class:
#1
20260117884
2026-04-30

PIEZOELECTRIC ACTUATOR CONTROLLED SMART FLOW REGULATOR FOR AIRCRAFT OXYGEN SYSTEMS

#2
20260084178
2026-03-26

Piezo-Actuated Valve and Dispense Cassette

#3
20260078776
2026-03-19

Aeromechanical Damping Measurement System for a Gas Turbine Engine

#4
20250238043
2025-07-24

Methods and Apparatus for Reporting Inlet Pressure in Mass Flow Controllers

#5
20250164015
2025-05-22

FLOW RATE CONTROL VALVE

#6
20250102072
2025-03-27

FLUID FLOW VALVE AND METHODS OF OPERATING THEREOF

#7
20240418286
2024-12-19

PIEZOELECTRIC VALVE

#8
20240360918
2024-10-31

FLUID CONTROL VALVE AND FLUID CONTROL DEVICE

#9
20240360915
2024-10-31

PEIZOELECTRIC VALVE ASSEMBLY

#10
20240360914
2024-10-31

FLUID CONTROL VALVE, FLUID CONTROL DEVICE, AND MATERIAL SUPPLY SYSTEM

#11
20240328533
2024-10-03

METHOD FOR DETERMINING AN OPENING POINT POSITION VALUE AND VALVE DEVICE

#12
20240295159
2024-09-05

SYSTEM AND METHOD FOR ATTACHING A POPPET TO AN ELECTROMECHANICAL ACTUATOR APPARATUS

#13
20240201713
2024-06-20

Method and apparatus for mass flow control

#14
20240116073
2024-04-11

Piezo-Actuated Valve and Dispense Cassette

#15
20240060568
2024-02-22

ELECTRIC VALVE

#16
20240019040
2024-01-18

PIEZOELECTRIC VALVE

#17
20240011573
2024-01-11

Piezoelectric valve

#18
20230366482
2023-11-16

SERVOVALVE

#19
20230359228
2023-11-09

Flow rate control device and flow rate control method

#20
20230294399
2023-09-21

Systems and methods for sealing micro-valves for use in jetting assemblies

#21
20230236613
2023-07-27

Active flow control system

#22
20230220842
2023-07-13

FLUID CONTROL DEVICE

#23
20230204028
2023-06-29

Low hysteresis piezo-electric pump

#24
20230185318
2023-06-15

METHOD OF CLOSED-LOOP CONTROLLING A PIEZOELECTRIC VALVE DEVICE, CONTROLLER DEVICE AND FLUIDIC SYSTEM

#25
20230101289
2023-03-30

Stability control augmentation system and method

#26
20230081450
2023-03-16

System and method for attaching a poppet to an electromechanical actuator apparatus

#27
20230021102
2023-01-19

FLOW RATE CONTROL DEVICE, AND FLOW RATE CONTROL METHOD

#28
20220372997
2022-11-24

Fluid control system

#29
20220316617
2022-10-06

Piezoelectric actuator, piezoelectric valve, and method of manufacturing piezoelectric actuator

#30
20220213973
2022-07-07

Piezoelectric valve and method of manufacturing the piezoelectric valve

#31
20220143840
2022-05-12

DRIVE SYSTEM

#32
20220082176
2022-03-17

VALVE DEVICE, FLOW CONTROL METHOD, FLUID CONTROL DEVICE, SEMICONDUCTOR MANUFACTURING METHOD, AND SEMICONDUCTOR MANUFACTURING APPARATUS

#33
20220075264
2022-03-10

Pressure control valve, a fluid handling structure for lithographic apparatus and a lithographic apparatus

#34
20220057011
2022-02-24

Valve control device, drive control device, and fluid control device

#35
20220057002
2022-02-24

Diaphragm valve and flow rate control device

#36
20210240208
2021-08-05

Flow rate control method and flow rate control device

#37
20210239230
2021-08-05

Piezoelectric driven valve, pressure-type flow rate control device, and vaporization supply device

#38
20210199211
2021-07-01

Microfluidic device for controlling pneumatic microvalves

#39
20210199210
2021-07-01

Actuator, valve device, and fluid control apparatus

#40
20210157341
2021-05-27

Flow rate control method and flow rate control device

#41
20210141399
2021-05-13

Flow rate control device and flow rate control method

#42
20210140450
2021-05-13

Process control device

#43
20210138491
2021-05-13

Fluid micro-injection device and execution system thereof

#44
20210138489
2021-05-13

Fluid micro-injection device and flow channel assembly thereof

#45
20210131587
2021-05-06

Piezo valve, fluid control device and piezo valve diagnosis method

#46
20210116039
2021-04-22

Diaphragm valve and mass flow controller using the same

#47
20210078032
2021-03-18

Metering valve

#48
20210010608
2021-01-14

Preloaded piezo actuator and gas valve employing the actuator

#49
20200393051
2020-12-17

Valve device

#50
20200392810
2020-12-17

System and method for attaching a poppet to an electromechanical actuator apparatus

#51
20200370671
2020-11-26

Valve device, its control device, control methods using the same, fluid control device and semiconductor manufacturing apparatus

#52
20200348158
2020-11-05

Self-diagnosis method for flow rate control device

#53
20200345962
2020-11-05

Process and device for ventilating a patient

#54
20200144477
2020-05-07

Displacement magnifying mechanism, polishing device, actuator, dispenser, and air valve

#55
20200041895
2020-02-06

Pressure control valve, a fluid handling structure for lithographic apparatus and a lithographic apparatus

#56
20190376609
2019-12-12

ACTUATOR

#57
20190346066
2019-11-14

Micro-valves for use in jetting assemblies

#58
20190346051
2019-11-14

Systems and methods for sealing micro-valves for use in jetting assemblies

#59
20190314847
2019-10-17

Print head having a temperature-control device

#60
20190129452
2019-05-02

Fluid control device, method for controlling fluid control device, and fluid control system

#61
20190101940
2019-04-04

Fluid system

#62
20190093784
2019-03-28

Piezoelectric valve, method for driving piezoelectric valve, and optical particulate separator equipped with air-jet means using piezoelectric valve

#63
20190063385
2019-02-28

Fuel injection device

#64
20180372128
2018-12-27

Servovalve

#65
20180363546
2018-12-20

Reciprocating piston machine comprising a length adjustable connecting rod and an inductively actuatable control valve

#66
20180356845
2018-12-13

Fluid control device, recording medium recorded with control program, and control method

#67
20180343924
2018-12-06

ELECTRONIC CIGARETTE

#68
20180250714
2018-09-06

Blowing apparatus including piezoelectric valve and optical granular material sorting machine using the blowing apparatus

#69
20180240961
2018-08-23

Piezoelectric linear actuator, piezoelectrically driven valve, and flow rate control device

#70
20180238228
2018-08-23

Reciprocating piston engine, in particular internal combustion engine

#71
20180222370
2018-08-09

Device for pneumatically adjusting a seat in a means of transport

#72
20180219495
2018-08-02

Phase-chopping control of piezoelectric actuators

#73
20180187797
2018-07-05

Fluid control device having a piezoelectric actuator

#74
20180160673
2018-06-14

WEED-CONTROL DEVICE

#75
20180150088
2018-05-31

Flow path forming structure, flow rate measuring device and flow rate control device

#76
20180128393
2018-05-10

Servovalve

#77
20180118429
2018-05-03

Closure device

#78
20180111384
2018-04-26

Valve

#79
20180087851
2018-03-29

Valve system

#80
20180066762
2018-03-08

Fluid control device

#81
20180052040
2018-02-22

Fluid pulse device and method of exciting gas turbine engine turomachinery components

#82
20180052039
2018-02-22

Piezo actuated high speed air valve used for blade and component excitation

#83
20180045319
2018-02-15

Valve assembly with electronic control

#84
20180012735
2018-01-11

Gas supply system, substrate processing system and gas supply method

#85
20180003312
2018-01-04

Linear valve drive and valve

#86
20170363608
2017-12-21

Method of setting a handover position and laboratory automation system

#87
20170331026
2017-11-16

Piezoelectric adjustment apparatus

#88
20170324021
2017-11-09

Servo valve with asymmetrical redundant piezoelectric actuator

#89
20170311668
2017-11-02

MEMS valve actuator system and method

#90
20170254430
2017-09-07

Piezoelectric element-driven valve and flow rate control device including piezoelectric element-driven valve

#91
20170075361
2017-03-16

Method of inspecting gas supply system

#92
20170052546
2017-02-23

Method and apparatus for gas flow control

#93
20170051629
2017-02-23

Actuator control

#94
20170043590
2017-02-16

Valve

#95
20170030474
2017-02-02

PINCH VALVE

#96
20160370040
2016-12-22

System Independent Refrigerant Control System

#97
20160369910
2016-12-22

Multi-function valve

#98
20160363231
2016-12-15

Piezoelectric linear actuator, piezoelectrically driven valve, and flow rate control device

#99
20160347466
2016-12-01

Piezoelectrically-controlled fuel delivery system

#100
20160334028
2016-11-17

Valve attachment structure and fluid apparatus to which valve is attached

#101
20160327963
2016-11-10

Pressure-type flow control device and method for preventing overshooting at start of flow control performed by said device

#102
20160252913
2016-09-01

Pressure-type flow controller

#103
20160239026
2016-08-18

Flow meter and flow control device provided therewith

#104
20160220780
2016-08-04

OPENING AND CLOSING DEVICE AND RESPIRATORY ASSISTANCE DEVICE

#105
20160209377
2016-07-21

Pressure control valve and supercritical fluid chromatograph

#106
20160161013
2016-06-09

Hydraulic servovalves

#107
20160097463
2016-04-07

VALVE

#108
20160053909
2016-02-25

Linear digital proportional piezoelectric valve

#109
20160047483
2016-02-18

Flow control valve for flow controller

#110
20160032571
2016-02-04

Piezoelectric Touch-Controlled Faucet

#111
20160004257
2016-01-07

Metering valve and metering method

#112
20150369373
2015-12-24

Bending frame for extending travel of an actuator for a mechanically actuated component

#113
20150330954
2015-11-19

Supercritical fluid processing device

#114
20150297341
2015-10-22

Valve position detection

#115
20150219237
2015-08-06

Fluid valve

#116
20150192211
2015-07-09

Acoustically actuated flow valve assembly including a plurality of reed valves

#117
20150184762
2015-07-02

Reversible cavitary tension membrane

#118
20150097129
2015-04-09

Proportional valve controlled with a piezoelectric linear actuator

#119
20150060337
2015-03-05

Piezoelectric valve, and optical particulate matter sorter provided with air-blowing means that uses piezoelectric valve

#120
20150034193
2015-02-05

Electrically actuated valve having two ways and three positions

#121
20150028238
2015-01-29

Valve assembly for switching and/or regulating a medium flow of an aerospace engine and aerospace engine

#122
20140367596
2014-12-18

Method and apparatus for gas flow control

#123
20140366952
2014-12-18

Method and apparatus for gas flow control

#124
20140339141
2014-11-20

Piezoelectric valve, and optical granulated substance sorter equipped with air-blowing means that uses this piezoelectric valve

#125
20140246614
2014-09-04

Piezoelectric valve based on linear actuator

#126
20140150901
2014-06-05

PIEZO-ACTUATED PILOT VALVE

#127
20140061517
2014-03-06

Device for regulating the pressure and/or mass flow for a space propulsion system

#128
20130331715
2013-12-12

Flow rate control valve and blood pressure information measurement device including the same

#129
20130299725
2013-11-14

Electrically actuated valve with a sealing ball

#130
20130276914
2013-10-24

PIEZOELECTRIC VALVE AND PUMP ACTUATOR

#131
20130256200
2013-10-03

Optical granular material-sorting apparatus utilizing piezoelectric valve

#132
20130167843
2013-07-04

PIEZOELECTRIC BLOWER PILOTED VALVE

#133
20120227846
2012-09-13

Micro-electro-mechanical device with a piezoelectric actuator

#134
20120211684
2012-08-23

Release device

#135
20120186657
2012-07-26

Piezoelectric proportional control valve

#136
20110284431
2011-11-24

Piezoelectric valve and optical granular material-sorting apparatus utilizing such piezoelectric valve

#137
20110278483
2011-11-17

Valve

#138
20110220821
2011-09-15

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

#139
20110108126
2011-05-12

METHOD AND APPARATUS FOR GAS FLOW CONTROL

#140
20110042595
2011-02-24

Piezoelectric element driven metal diaphragm control valve

#141
20110005604
2011-01-13

Electrically actuated valve with a ball sealing element

#142
20100313983
2010-12-16

Polymer actuator, and valve and shaft-sealing structure each using the same

#143
20100304263
2010-12-02

Valve having valve element displaced by at least one of a movement of a diaphragm and a movement of an actuator, and fuel cell using the valve

#144
20100294964
2010-11-25

Normally open type piezoelectric element driven metal diaphragm control valve

#145
20100219360
2010-09-02

Directly actuated valve with a strain-type actuator and a method of operating same

#146
20100112924
2010-05-06

Active material enabled pressure release valves and methods of use

#147
20100099346
2010-04-22

Active material enabled pressure release valves and methods of use

#148
20100090565
2010-04-15

Micro-electro-mechanical device with a piezoelectric actuator

#149
20100052477
2010-03-04

LARGE STROKE PIEZO ACTUATOR

#150
20100012871
2010-01-21

Remote Gas Line Shut Off Valve

#151
20100012870
2010-01-21

Remote gas line shut-off valve

#152
20090114286
2009-05-07

Piezoelectric pressure control valve

#153
20080042085
2008-02-21

Fail-safe circuit for gas valves

#154
20070119505
2007-05-31

Piezoelectric valve

#155
20070018534
2007-01-25

Method and apparatus for monitoring and evaluating operation of a piezoelectric actuator

#156
20060273561
2006-12-07

Gas bag module

#157
20060155197
2006-07-13

Air valve, electronic blood pressure monitor, and air massager

#158
20060113864
2006-06-01

Reactive load resonant drive circuit

#159
20050257835
2005-11-24

Mems pilot valve

#160
20050221147
2005-10-06

Valve having valve element displaced by at least one of a movement of a diaphragm and a movement of an actuator, and fuel cell using the valve

#161
20050151445
2005-07-14

Piezoelectric actuator unit

#162
20050121637
2005-06-09

Fluid control valve

#163
18547602
2024-01-09

Normally-closed flow rate control valve

#164
14469609
2017-08-01

MEMS valve actuator system