ClassID:

249127

Y10T137/7759 - CPC Classification

Classification description:

Fluid handling; Line condition change responsive valves; Pilot or servo controlled Responsive to change in rate of fluid flow

Sub-classes:
Recent Application in this class:
#1
20250348094
2025-11-13

PRODUCT DISPENSING SYSTEM

#2
20240329669
2024-10-03

LIQUID PRESSURE REDUCING VALVE

#3
20240168500
2024-05-23

PRODUCT DISPENSING SYSTEM

#4
20230257247
2023-08-17

PRODUCT DISPENSING SYSTEM

#5
20230110597
2023-04-13

Product dispensing system

#6
20230090964
2023-03-23

Liquid pressure reducing valve

#7
20230011244
2023-01-12

PRESSURE CONTROL DEVICE

#8
20220388829
2022-12-08

Product dispensing system

#9
20220146004
2022-05-12

Mixing valve

#10
20220099204
2022-03-31

Liquid pressure reducing valve

#11
20200326259
2020-10-15

Leak detection for aircraft

#12
20200141782
2020-05-07

Valve meter assembly and method

#13
20200064873
2020-02-27

Product dispensing system

#14
20190375623
2019-12-12

Product dispensing system

#15
20190270125
2019-09-05

Liquid supplying device and liquid supplying method

#16
20190177629
2019-06-13

VERSATILE SYSTEMS FOR CONTINUOUS IN-LINE BLENDING OF BUTANE AND PETROLEUM

#17
20180363798
2018-12-20

Solenoid device with sensor

#18
20180305909
2018-10-25

Mixing valve

#19
20180281026
2018-10-04

Liquid supplying device and liquid supplying method

#20
20180274215
2018-09-27

Plumbing fixture with user interface

#21
20180216323
2018-08-02

Plumbing fixture with heating element

#22
20180209126
2018-07-26

Plumbing fixture with heating element

#23
20180164837
2018-06-14

Product dispensing system

#24
20180112511
2018-04-26

Fluid injection system

#25
20180106655
2018-04-19

Electronic flowmeter with regulator

#26
20180080692
2018-03-22

Refrigeration apparatus having leakage or charge deficiency determining feature

#27
20180073227
2018-03-15

Shower head with integrated mixing valve

#28
20180051448
2018-02-22

Mixing valve

#29
20170293309
2017-10-12

Mass flow controller and a method for controlling a mass flow rate

#30
20170234712
2017-08-17

Valve meter assembly and method

#31
20170234455
2017-08-17

Pressure type flow control system with flow monitoring, and method for detecting anomaly in fluid supply system and handling method at abnormal monitoring flow rate using the same

#32
20170216641
2017-08-03

System and methods for wet system fire protection

#33
20170204990
2017-07-20

Gas valve with electronic health monitoring

#34
20170166825
2017-06-15

Versatile systems for continuous in-line blending of butane and petroleum

#35
20170153652
2017-06-01

Reconfigurable modular fluid flow control system for liquids or gases

#36
20170152961
2017-06-01

Shower head with integrated mixing valve

#37
20170115002
2017-04-27

Gas valve with communication link

#38
20170052546
2017-02-23

Method and apparatus for gas flow control

#39
20170050834
2017-02-23

Product dispensing system

#40
20170023951
2017-01-26

Real time diagnostics for flow controller systems and methods

#41
20170009434
2017-01-12

Plumbing fixture with user interface

#42
20160370808
2016-12-22

Pressure type flow control system with flow monitoring

#43
20160369613
2016-12-22

Fluid injection system

#44
20160305614
2016-10-20

Dynamic-adaptive vapor reduction system and method

#45
20160289929
2016-10-06

Fluid leak detection and shutdown apparatus

#46
20160274602
2016-09-22

Plumbing fixture with integrated mixing valve

#47
20160274595
2016-09-22

Flow rate range variable type flow rate control apparatus

#48
20160252915
2016-09-01

Method of controlling mixing valve

#49
20160238147
2016-08-18

Plumbing fixture with mixing valve and controller

#50
20160238144
2016-08-18

Mixing valve

#51
20160160480
2016-06-09

Shower head with integrated mixing valve

#52
20160158773
2016-06-09

Plumbing fixture with heating elements

#53
20160146376
2016-05-26

Valve disinfecting method

#54
20160146375
2016-05-26

Valve with heating element

#55
20160139609
2016-05-19

Mass flow controller with onboard diagnostics, prognostics, and data logging

#56
20160109886
2016-04-21

Flow rate range variable type flow rate control apparatus

#57
20160077531
2016-03-17

Gas valve with electronic health monitoring

#58
20160075958
2016-03-17

Versatile systems for continuous in-line blending of butane and petroleum

#59
20160069716
2016-03-10

Product dispensing system

#60
20160068775
2016-03-10

Versatile systems for continuous in-line blending of butane and petroleum

#61
20150369378
2015-12-24

Flow rate control valve and mass flow controller using the same

#62
20150362924
2015-12-17

Mass flow controller for improved performance across fluid types

#63
20150308234
2015-10-29

Method for autonomous control of a chemical injection system for oil and gas wells

#64
20150277446
2015-10-01

Controlling flow in a fluid distribution system

#65
20150276467
2015-10-01

Flow rate control device

#66
20150268669
2015-09-24

Device for providing a fluid having regulated output pressure

#67
20150247586
2015-09-03

Pilot valve structures and mass flow controllers

#68
20150233746
2015-08-20

Differential pressure type flowmeter and flow controller provided with the same

#69
20150211650
2015-07-30

Flow control/shut-off valve assembly

#70
20150167860
2015-06-18

Check valve

#71
20150160660
2015-06-11

Product dispensing system

#72
20150129054
2015-05-14

Hydraulic control valve assembly and control system for water supply networks

#73
20150068440
2015-03-12

Fluid injection system

#74
20150059859
2015-03-05

Apparatus for dividing and supplying gas and method for dividing and supplying gas

#75
20140367596
2014-12-18

Method and apparatus for gas flow control

#76
20140366964
2014-12-18

Reverse flow relief valve

#77
20140366952
2014-12-18

Method and apparatus for gas flow control

#78
20140299204
2014-10-09

Real time diagnostics for flow controller systems and methods

#79
20140261714
2014-09-18

Advanced valve actuator with true flow feedback

#80
20140246097
2014-09-04

Mass flow controller and method for improved performance across fluid types

#81
20140230911
2014-08-21

Pressure type flow control system with flow monitoring, and method for detecting anomaly in fluid supply system and handling method at abnormal monitoring flow rate using the same

#82
20140216572
2014-08-07

Microvalve with integrated flow sensing capability

#83
20140209178
2014-07-31

Fluid regulator with integrated rapid pressurization bypass valve

#84
20140190578
2014-07-10

Fluid control valve and mass flow controller

#85
20140182692
2014-07-03

Pressure type flow control system with flow monitoring

#86
20140158211
2014-06-12

System for and method of providing pressure insensitive self verifying mass flow controller

#87
20140150884
2014-06-05

Electronic flow sensor

#88
20140150883
2014-06-05

Method and devices for equalizing a group of consumers in a fluid transport system

#89
20140116538
2014-05-01

Fluid control system

#90
20140116526
2014-05-01

Valve device and manufacturing method for the same

#91
20140097367
2014-04-10

Advanced valve actuator with remote location flow reset

#92
20140076424
2014-03-20

Flow rate controller and recording medium recorded with program for flow rate controller

#93
20140060671
2014-03-06

Flow control and indicator assemblies

#94
20130341425
2013-12-26

Shower head with integrated mixing valve

#95
20130341418
2013-12-26

Mixing valve

#96
20130340869
2013-12-26

Mixing valve

#97
20130340863
2013-12-26

Plumbing fixture with user interface

#98
20130340859
2013-12-26

Method of and apparatus for measuring the mass flow rate of a gas

#99
20130340853
2013-12-26

Plumbing fixture with integrated mixing valve

#100
20130340852
2013-12-26

Plumbing fixture with mixing valve and controller

#101
20130340851
2013-12-26

Flow control valve

#102
20130340849
2013-12-26

Mixing valve

#103
20130340848
2013-12-26

Mixing valve

#104
20130340847
2013-12-26

Valve with heating element

#105
20130340846
2013-12-26

Plumbing fixture with heating elements

#106
20130340839
2013-12-26

Valve disinfecting method

#107
20130340835
2013-12-26

Method of controlling mixing valve

#108
20130340831
2013-12-26

System and method for remotely disinfecting plumbing fixtures

#109
20130340499
2013-12-26

Product dispensing system

#110
20130319545
2013-12-05

Butterfly valve for arrangement in a flow duct of an air-conditioning installation

#111
20130291951
2013-11-07

Automatic flow regulator for fume gun

#112
20130220432
2013-08-29

Fluid flow regulator

#113
20130186486
2013-07-25

System for and method of monitoring flow through mass flow controllers in real time

#114
20130153798
2013-06-20

Gas valve with communication link

#115
20130153062
2013-06-20

Gas valve with fuel rate monitor

#116
20130146148
2013-06-13

Adaptive pressure insensitive mass flow controller and method for multi-gas applications

#117
20130133750
2013-05-30

Fully automated emergency generator fuel oil system and method for operation thereof

#118
20130092269
2013-04-18

Gas flow monitoring system

#119
20130092266
2013-04-18

Hydraulic air bleed valve system

#120
20130092264
2013-04-18

Flow rate controller and processing apparatus

#121
20130092257
2013-04-18

Flow rate control device, diagnostic device for use in flow rate measuring mechanism or for use in flow rate control device including the flow rate measuring mechanism and recording medium having diagnostic program recorded thereon for use in the same

#122
20130092245
2013-04-18

Aircraft hydraulic air bleed valve system

#123
20130092242
2013-04-18

Fluid leak detection and shutdown apparatus

#124
20130037112
2013-02-14

Mass flow controller algorithm with adaptive valve start position

#125
20120305084
2012-12-06

Valve meter assembly and method

#126
20120304781
2012-12-06

Method and apparatus for in situ testing of gas flow controllers

#127
20120273061
2012-11-01

Piezoelectrically driven valve and piezoelectrically driven flow rate control device

#128
20120247584
2012-10-04

Flow control device

#129
20120204974
2012-08-16

Flow controller

#130
20120203038
2012-08-09

Versatile systems for continuous in-line blending of butane and petroleum

#131
20120192969
2012-08-02

Product dispensing system

#132
20120186655
2012-07-26

Mass flow controller with onboard diagnostics, prognostics, and data logging

#133
20120180876
2012-07-19

Flow rate measuring mechanism, mass flow controller, and pressure sensor

#134
20120174992
2012-07-12

Apparatus and method for pressure fluctuation insensitive mass flow control

#135
20120153195
2012-06-21

Method and apparatus for automatic fluid shut-off

#136
20120152364
2012-06-21

Gas concentration controller system

#137
20120111412
2012-05-10

Apparatus and method for controlling flow rate of liquid, and storage medium

#138
20120090702
2012-04-19

INTEGRATED ULTRASONIC FLOWMETER AND HYDRAULIC VALVE

#139
20120000542
2012-01-05

Mass flow controller, mass flow controller system, substrate processing device, and gas flow rate adjusting method

#140
20110307104
2011-12-15

Adaptive on-tool mass flow controller tuning

#141
20110277847
2011-11-17

Flow control method for multizone gas distribution

#142
20110265895
2011-11-03

Gas supply apparatus for semiconductor manufacturing apparatus

#143
20110259426
2011-10-27

Electronic flow sensor

#144
20110247696
2011-10-13

Mass flow controller with enhanced operating range

#145
20110247390
2011-10-13

Method and mass flow controller for enhanced operating range

#146
20110232770
2011-09-29

Irrigation System Leak Controller and Method

#147
20110220213
2011-09-15

Dynamic-adaptive vapor reduction system and method

#148
20110214757
2011-09-08

Pressure sensor, pressure-differential flow rate meter, and flow rate controller

#149
20110192600
2011-08-11

Precision low flow rate fluid delivery system and methods for controlling same

#150
20110168278
2011-07-14

GAS CUTOFF DEVICE

#151
20110144813
2011-06-16

Systems and methods for dynamic feedforward

#152
20110108126
2011-05-12

METHOD AND APPARATUS FOR GAS FLOW CONTROL

#153
20110094606
2011-04-28

Pressure control apparatus for supercritical fluid

#154
20110083749
2011-04-14

Method for controlling water supply amount and refrigerator using the same

#155
20110067763
2011-03-24

Configurable active jerk control

#156
20110048551
2011-03-03

Flow rate control device

#157
20110015791
2011-01-20

Thermal mass flow sensor with improved response across fluid types

#158
20110011183
2011-01-20

Method and apparatus for in situ testing of gas flow controllers

#159
20100326539
2010-12-30

Thermal flow sensor with zero drift compensation

#160
20100324743
2010-12-23

Apparatus and method for pressure fluctuation insensitive mass flow control

#161
20100319783
2010-12-23

HOT WATER SYSTEM AND THE CONTROL METHOD

#162
20100307600
2010-12-09

APPARATUS AND METHOD FOR AUTOMATICALLY DISABLING UTILITIES

#163
20100304010
2010-12-02

Powder feed rate sensor

#164
20100285414
2010-11-11

Fuel supply device

#165
20100269922
2010-10-28

Flow rate control device

#166
20100269574
2010-10-28

Cavitation detection

#167
20100229967
2010-09-16

Mass flow controller verifying system, verifying method and verifying program

#168
20100229965
2010-09-16

Mass flow meter, mass flow controller, mass flow meter system and mass flow control system containing the mass flow meter and the mass flow controller

#169
20100229954
2010-09-16

Method and apparatus for controlling fluid pressure

#170
20100224259
2010-09-09

Methods and devices for reducing water consumption

#171
20100219933
2010-09-02

Gas cutoff apparatus

#172
20100206400
2010-08-19

Product dispensing system

#173
20100206386
2010-08-19

APPARATUS AND METHOD FOR AUTOMATICALLY DISABLING UTILITIES

#174
20100200083
2010-08-12

Flow rate controller

#175
20100193056
2010-08-05

Flowmeter and flow-rate controller

#176
20100163119
2010-07-01

Mass flow meter and mass flow controller

#177
20100139775
2010-06-10

Flow rate range variable type flow rate control apparatus

#178
20100132813
2010-06-03

Valve leakby diagnostics

#179
20100126600
2010-05-27

Fault-tolerant chemical injection system for oil and gas wells

#180
20100101664
2010-04-29

FLUID CONTROL APPARATUS

#181
20100096019
2010-04-22

VARIABLE FLOW RESHAPABLE FLOW RESTRICTOR APPARATUS AND RELATED METHODS

#182
20100095242
2010-04-15

Automated data delivery systems

#183
20100089456
2010-04-15

METHOD AND APPARATUS FOR LOW POWERED AND/OR HIGH PRESSURE FLOW CONTROL

#184
20100084047
2010-04-08

Versatile systems for continuous in-line blending of butane and petroleum

#185
20100059694
2010-03-11

Pressure-based gas delivery system and method for reducing risks associated with storage and delivery of high pressure gases

#186
20100051110
2010-03-04

GAS ACTUATED VALVE

#187
20100031659
2010-02-11

Method and device for monitoring the formation of deposits of solid particles, particularly in a fuel line and in the fuel valves of a gas turbine

#188
20100030390
2010-02-04

Flow rate ratio control device

#189
20100005903
2010-01-14

Product dispensing system

#190
20090312876
2009-12-17

Mass flow controller

#191
20090288718
2009-11-26

Apparatus to regulate fluid flow

#192
20090277517
2009-11-12

Passive overpressure and underpressure protection for a cryogen vessel

#193
20090277516
2009-11-12

Product Dispensing System

#194
20090266139
2009-10-29

Real time lead-line characterization for MFC flow verification

#195
20090242042
2009-10-01

Safety system for fluid conduit

#196
20090240376
2009-09-24

System and method for controlling flow characteristics

#197
20090217982
2009-09-03

ADJUSTABLE FLOW CONTROLLERS FOR REAL-TIME MODULATION OF FLOW RATE

#198
20090184271
2009-07-23

Fluid flow control valve

#199
20090183549
2009-07-23

Method and apparatus for in situ testing of gas flow controllers

#200
20090183548
2009-07-23

Method and apparatus for in situ testing of gas flow controllers

#201
20090178714
2009-07-16

FLOW CONTROL SYSTEM AND METHOD FOR MULTIZONE GAS DISTRIBUTION

#202
20090173390
2009-07-09

Method and a system for enhanced flow line control

#203
20090140191
2009-06-04

Device for actuating a process valve for use in foodstuffs technology

#204
20090114391
2009-05-07

Method for autonomous control of a chemical injection system for oil and gas wells

#205
20090101217
2009-04-23

Flow-rate controller, and regulator unit and valve unit used for the same

#206
20090078055
2009-03-26

Methods and apparatus for pressure compensation in a mass flow controller

#207
20080300728
2008-12-04

Flow rate control system and shower plate used for partial pressure control system

#208
20080295892
2008-12-04

Mass flow controller

#209
20080289691
2008-11-27

Mass flow rate control system

#210
20080283129
2008-11-20

Water Supply Shutoff Device

#211
20080251137
2008-10-16

In-situ monitor of injection valve

#212
20080251127
2008-10-16

Reflux divider for a column having portions for the transfer of material arranged in parallel

#213
20080216901
2008-09-11

Pressure control for vacuum processing system

#214
20080154436
2008-06-26

Control device for a pneumatically operated actuator

#215
20080140260
2008-06-12

Controller gain scheduling for mass flow controllers

#216
20080121811
2008-05-29

Method and apparatus for extending equipment uptime in ion implantation

#217
20080092969
2008-04-24

VARIABLE FLOW RESHAPABLE FLOW RESTRICTOR APPARATUS AND RELATED METHODS

#218
20080091306
2008-04-17

Apparatus and method for pressure fluctuation insensitive mass flow control

#219
20080047607
2008-02-28

Controlling the flow of vapors sublimated from solids

#220
20080041459
2008-02-21

GAS STORAGE AND DISPENSING SYSTEM FOR VARIABLE CONDUCTANCE DISPENSING OF GAS AT CONSTANT FLOW RATE

#221
20080009679
2008-01-10

System, method and apparatus for regulating vacuum supplied to surgical tools

#222
20070288180
2007-12-13

Methods and apparatus for pressure compensation in a mass flow controller

#223
20070276545
2007-11-29

Adaptive response time closed loop control algorithm

#224
20070260412
2007-11-08

Attitude insensitive flow device system and method

#225
20070256739
2007-11-08

Single system for low or high pressure gases control and high or low pressure gases control valve

#226
20070246102
2007-10-25

Flow controller delivery of a specified-quantity of a fluid

#227
20070241689
2007-10-18

Method and apparatus for extending equipment uptime in ion implantation

#228
20070240769
2007-10-18

Shutoff valve apparatus and mass flow control device with built-in valve

#229
20070233412
2007-10-04

Mass flow rate control apparatus, its calibration method and semiconductor-producing apparatus

#230
20070215206
2007-09-20

System and method for a mass flow controller

#231
20070210260
2007-09-13

Method and apparatus for extending equipment uptime in ion implantation

#232
20070107783
2007-05-17

Method and apparatus for providing a determined ratio of process fluids

#233
20070089788
2007-04-26

Chemically inert flow controller with non-contaminating body

#234
20070055888
2007-03-08

Biometric control of equipment

#235
20070044843
2007-03-01

Apparatus for controlling and metering fluid flow

#236
20060287837
2006-12-21

Method of executing a leak control system, and a leak control system for performing the method

#237
20060283390
2006-12-21

Semiconductor manufacturing apparatus enabling inspection of mass flow controller maintaining connection thereto

#238
20060278304
2006-12-14

Versatile systems for continuous in-line blending of butane and petroleum

#239
20060278276
2006-12-14

Flow controller and its regulation method

#240
20060272703
2006-12-07

Method and apparatus for providing a determined ratio of process fluids

#241
20060260702
2006-11-23

Fluid regulation control

#242
20060225796
2006-10-12

Automated water shut-off valve

#243
20060224334
2006-10-05

Precision gas flow meter

#244
20060196411
2006-09-07

Vapor phase epitaxy apparatus and irregular gas mixture avoidance method for use therewith

#245
20060180206
2006-08-17

System and method of providing water flow rate compensation

#246
20060174944
2006-08-10

Pressure-based gas delivery system and method for reducing risks associated with storage and delivery of high pressure gases

#247
20060173642
2006-08-03

Apparatus and method for pressure fluctuation insensitive mass flow control

#248
20060169326
2006-08-03

Mesovalve modulator

#249
20060151113
2006-07-13

Apparatus for controlling flow rate of gases used in semiconductor device by differential pressure

#250
20060137744
2006-06-29

Valve assembly having rigid seating surfaces

#251
20060090797
2006-05-04

Gas storage and dispensing system for variable conductance dispensing of gas at constant flow rate

#252
20060054219
2006-03-16

High purity fluid delivery system

#253
20060011237
2006-01-19

Method and system for flow measurement and validation of a mass flow controller

#254
20060009926
2006-01-12

Attitude insensitive flow device system and method

#255
20060005882
2006-01-12

Method and system for flow measurement and validation of a mass flow controller

#256
20050241698
2005-11-03

Method and apparatus for providing a determined ratio of process fluids

#257
20050224116
2005-10-13

Pressure-based gas delivery system and method for reducing risks associated with storage and delivery of high pressure gases

#258
20050223813
2005-10-13

Methods and apparatus for pressure compensation in a mass flow controller

#259
20050178442
2005-08-18

Flow-measuring valve device and method

#260
20050167627
2005-08-04

System and method for a mass flow controller

#261
20050166968
2005-08-04

System and method for a mass flow controller

#262
20050166961
2005-08-04

Closed loop additive injection and monitoring system for oilfield operations

#263
20050155650
2005-07-21

Method, apparatus and system for controlling fluid flow

#264
20050150552
2005-07-14

Device, method, and system for controlling fluid flow

#265
20050145279
2005-07-07

Integrated microvalve and method for manufacturing a microvalve

#266
20050145278
2005-07-07

Flow control valve and flow control device

#267
20050115712
2005-06-02

Fluid injection system

#268
20050115612
2005-06-02

Flow regulating valve, flow rate measuring device, flow control device, and flow rate measuring method

#269
20050115501
2005-06-02

Processing device and method of maintaining the device

#270
20050092369
2005-05-05

Pressure regulator module for controlling a gas

#271
20050067021
2005-03-31

Bypass loop gas flow calibration

#272
20050051215
2005-03-10

Apparatus for controlling and metering fluid flow

#273
20050029369
2005-02-10

Partial pressure control system, flow rate control system and shower plate used for partial pressure control system

#274
20050022873
2005-02-03

Self-operated protection device for pipeline

#275
20050017021
2005-01-27

System, method and apparatus for regulating vacuum supplied to surgical tools

#276
20050016591
2005-01-27

Valve and fuel supply system

#277
20050005994
2005-01-13

Method of supplying divided gas to a chamber from a gas supply apparatus equipped with a flow-rate control system