ClassID:

165280

G01F22/02 - CPC Classification

Classification description:

Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for involving measurement of pressure

Recent Application in this class:
#1
20260094140
2026-04-02

RADIO TRANSMITTER DEVICE FOR USE IN METHOD AND SYSTEM FOR MONITORING, CONTROLLING AND OPTIMIZING FLOW OF PRODUCTS

#2
20250381339
2025-12-18

VOLUME ESTIMATION FOR INFUSION PUMP

#3
20250327662
2025-10-23

HVAC LINE SET ANALYZER SYSTEM

#4
20250325437
2025-10-23

COMPRESSION GARMENT COMPLIANCE

#5
20250297879
2025-09-25

MEDICAL TREATMENT SYSTEM AND METHODS USING A PLURALITY OF FLUID LINES

#6
20250290603
2025-09-18

APPARATUS AND METHOD FOR DETERMINING AN AMOUNT OF COMPRESSED GAS

#7
20250237538
2025-07-24

MEDICAL TREATMENT SYSTEM AND METHODS USING A PLURALITY OF FLUID LINES

#8
20250226088
2025-07-10

ELECTRONIC TAGS FOR ASSOCIATING AND IDENTIFYING INTRAVENOUS ADMINISTRATION LINES

#9
20250200512
2025-06-19

System and Method for Determining Volume of Fluid in a Tank

#10
20250162855
2025-05-22

DOSING DEVICE FOR DOSING LIQUIDS

#11
20250123134
2025-04-17

Medical Treatment System and Methods Using a Plurality of Fluid Lines

#12
20250114544
2025-04-10

SYSTEMS AND METHODS FOR DELIVERY OF THERAPEUTIC GAS

#13
20240385022
2024-11-21

Medical treatment system and methods using a plurality of fluid lines

#14
20240377238
2024-11-14

METHOD FOR DETERMINING A QUANTITY OF GAS CONTAINED IN AN INSULATED SWITCHGEAR

#15
20240353250
2024-10-24

SENSOR FOR DETERMINING A LIQUID LEVEL FOR AN AIRCRAFT TANK, ASSEMBLY OF A TANK AND A SENSOR, METHOD OF USING SUCH A SENSOR

#16
20240349409
2024-10-17

IN-TANK ILLUMINATION SYSTEM AND METHOD

#17
20240345121
2024-10-17

DISPENSING DEVICE AND DISPENSING METHOD

#18
20240337672
2024-10-10

REAL-TIME SHORT-SAMPLE ASPIRATION FAULT DETECTION

#19
20240316300
2024-09-26

ENHANCED PERFORMANCE VERIFICATION PORT FOR THERAPEUTIC GAS DELIVERY

#20
20240315215
2024-09-26

SYSTEM AND PROCESS FOR LOW FLOW WATER MONITORING IN AGRICULTURE

#21
20240255337
2024-08-01

Medical Treatment System and Methods Using a Plurality of Fluid Lines

#22
20240252730
2024-08-01

AUTOMATED PERITONEAL DIALYSIS DEVICE, SYSTEM AND METHOD OF CUSTOMIZING DIALYSATE SOLUTIONS

#23
20240230390
2024-07-11

VOLUMETRIC MEASUREMENT DEVICE, SYSTEM AND METHOD

#24
20240219219
2024-07-04

ESTIMATING POOL VOLUME SYSTEM AND METHOD

#25
20240200999
2024-06-20

LIFE DETERMINATION DEVICE AND LIFE DETERMINATION METHOD

#26
20240142289
2024-05-02

Volume Determination System, a Vehicle Having a Volume Determination System, and Methods of Operating Such a Vehicle

#27
20240142288
2024-05-02

Volume Determination System, a Vehicle Having a Volume Determination System, and Methods of Operating Such a Vehicle

#28
20240133727
2024-04-25

VOLUMETRIC MEASUREMENT DEVICE, SYSTEM AND METHOD

#29
20240127179
2024-04-18

System and method for determining volume of fluid in a tank

#30
20240086884
2024-03-14

RADIO TRANSMITTER DEVICE FOR USE IN METHOD AND SYSTEM FOR MONITORING, CONTROLLING AND OPTIMIZING FLOW OF PRODUCTS

#31
20240085231
2024-03-14

GAS VOLUME MEASUREMENT APPARATUS

#32
20240052882
2024-02-15

Possibility Evaluation Method of White Structure Flaking and Measurement Device Used For Evaluation Method

#33
20240019287
2024-01-18

METHODS, APPARATUSES, AND COMPUTER PROGRAM PRODUCTS FOR MEASURING FLUID VOLUMES

#34
20230408364
2023-12-21

NEGATIVE PRESSURE WAVE MONITORING BASED LEAK DETECTION METHOD OF MULTIPATH PIPELINE NETWORK

#35
20230358590
2023-11-09

RESIDUAL GAS VOLUME MEASURING DEVICE AND RESIDUAL GAS VOLUME MEASURING METHOD

#36
20230349940
2023-11-02

PRESSURE-BASED LIQUID LEVEL DETECTION

#37
20230270960
2023-08-31

SYSTEMS AND METHODS FOR DELIVERY OF THERAPEUTIC GAS

#38
20230226291
2023-07-20

SYSTEMS AND METHODS FOR INTELLIGENT GAS SOURCE MANAGEMENT

#39
20230213360
2023-07-06

Ultrasensitive capacitive sensor composed of nanostructured electrodes

#40
20230204400
2023-06-29

Method and device for ascertaining the fluid injection quantity of an injection system

#41
20230201432
2023-06-29

Determining a Volume of a Container for Dialysis Treatment

#42
20230122403
2023-04-20

SYSTEMS AND METHODS FOR FUEL QUANTITY MEASUREMENT

#43
20230121563
2023-04-20

GAS SUPPLY AMOUNT MEASUREMENT METHOD AND GAS SUPPLY AMOUNT CONTROL METHOD

#44
20230083890
2023-03-16

Pressure based volume sensor for liquid receptacle

#45
20230074405
2023-03-09

Method for measuring a liquid flow rate at the outlet of a pump

#46
20230073254
2023-03-09

Systems and methods for delivery of therapeutic gas

#47
20230070064
2023-03-09

RAW MATERIAL FEEDING DEVICE, SUBSTRATE PROCESSING SYSTEM, AND RESIDUAL ESTIMATION METHOD

#48
20220316657
2022-10-06

Container for pressurized fluid with electronic device for calculating remaining fluid

#49
20220299169
2022-09-22

Container for pressurized fluid with electronic device for calculating and updated displaying of remaining fluid

#50
20220254564
2022-08-11

METHOD FOR MEASURING A QUANTITY OF LIQUID IN A LIQUID-INSULATED ELECTRICAL COMPONENT, LIQUID-INSULATED ELECTRICAL COMPONENT AND RAILROAD VEHICLE HAVING THE SAME

#51
20220228898
2022-07-21

SENSOR, DETECTION METHOD, AND SENSOR MANUFACTURING METHOD

#52
20220221320
2022-07-14

Method and device for measuring minute volume of liquid

#53
20220168520
2022-06-02

INTELLIGENT GAS SOURCE MANAGEMENT

#54
20220072247
2022-03-10

Enhanced performance verification port for therapeutic gas delivery

#55
20220058607
2022-02-24

Radio transmitter device for use in method and system for monitoring, controlling and optimizing flow of products

#56
20220057247
2022-02-24

Volumetric measurement device, system and method

#57
20220051792
2022-02-17

Electronic tags for associating and identifying intravenous administration lines

#58
20220036294
2022-02-03

System and method for determining volume of fluid in a tank

#59
20220032538
2022-02-03

Detection of deformation of vats

#60
20220000705
2022-01-06

COMPRESSION GARMENT COMPLIANCE

#61
20210349483
2021-11-11

SYSTEM AND PROCESS FOR LOW FLOW WATER MONITORING IN AGRICULTURE

#62
20210310887
2021-10-07

System and method for measuring volume and pressure

#63
20210247223
2021-08-12

Pneumatic probe

#64
20210223082
2021-07-22

IN-LINE MEASUREMENT OF FILL SYSTEM

#65
20210216087
2021-07-15

System and method for the metering of a liquid or gaseous medium

#66
20210199485
2021-07-01

ACOUSTIC VOLUME INDICATOR

#67
20210199247
2021-07-01

Oxy-acetylene work apparatus and method for determining the operating time of said apparatus

#68
20210172783
2021-06-10

Residual gas volume measuring device, residual gas volume measuring method, and puncture member

#69
20210136896
2021-05-06

In-tank illumination system and method

#70
20210110368
2021-04-15

Radio transmitter device for use in method and system for monitoring, controlling and optimizing flow of products

#71
20210055149
2021-02-25

Method for determining a dwell volume of a chromatographic system

#72
20210038798
2021-02-11

Automated peritoneal dialysis device, system and method of customizing dialysate solutions

#73
20210002072
2021-01-07

METHOD FOR OPERATING A CONTAINER, AND CONTAINER

#74
20200400478
2020-12-24

Sensor, detection method, and sensor manufacturing method

#75
20200393284
2020-12-17

Toilet with excreta volume pressure sensor

#76
20200387119
2020-12-10

Linepack delay measurement in fluid delivery pipeline

#77
20200386600
2020-12-10

Pressure based volume sensor for liquid receptacle

#78
20200328508
2020-10-15

Radar antenna device and method for shielding a radar antenna device

#79
20200324920
2020-10-15

Dual stage stroke activated shock strut service monitoring using sensors and physical strut measurement

#80
20200290410
2020-09-17

SYSTEM AND METHOD FOR ASSIGNING A PROTOCOL TO A SENSOR

#81
20200215280
2020-07-09

Systems and methods for intelligent gas source management

#82
20200215279
2020-07-09

Intelligent gas source management

#83
20200166181
2020-05-28

Electronic Gauge

#84
20200155777
2020-05-21

Systems and methods for delivery of therapeutic gas

#85
20200108214
2020-04-09

Enhanced performance verification port for therapeutic gas delivery

#86
20200102817
2020-04-02

Pressure Signal Used to Determine Annulus Volume

#87
20200080880
2020-03-12

METHOD AND DEVICE FOR MEASURING MINUTE VOLUME OF LIQUID

#88
20200056919
2020-02-20

Radio transmitter device for use in method and system for monitoring, controlling and optimizing flow of products

#89
20190381260
2019-12-19

System and method for monitoring injection site pressure

#90
20190316948
2019-10-17

Medical treatment system and methods using a plurality of fluid lines

#91
20190286171
2019-09-19

Flow Measurement In Valves With Thermal Correction

#92
20190275239
2019-09-12

Volume measuring arrangement

#93
20190234787
2019-08-01

Short aspiration detection in a clinical analyzer

#94
20190184116
2019-06-20

Systems and methods for intelligent gas source management and/or systems and methods for delivery of therapeutic gas and/or enhanced performance verification for therapeutic gas delivery

#95
20190178769
2019-06-13

Method, apparatus and system for estimating the mass of a stockpile

#96
20190162574
2019-05-30

Wireless liquid gauging system

#97
20190120716
2019-04-25

Blockage diagnosis device

#98
20190091785
2019-03-28

Viscous fluid supply device

#99
20190078922
2019-03-14

Volumetric measurement device, system and method

#100
20190066456
2019-02-28

Programmable audio level indicator

#101
20190033896
2019-01-31

Flow rate control apparatus, flow rate control method, and program recording medium

#102
20190025108
2019-01-24

Radio transmitter device for use in method and system for monitoring controlling and optimizing flow of products

#103
20190022296
2019-01-24

Determining a volume of medical fluid pumped into or out of a medical fluid cassette

#104
20190017858
2019-01-17

Method of estimating gas emission amount

#105
20190017855
2019-01-17

Gas supply device capable of measuring flow rate, flowmeter, and flow rate measuring method

#106
20190011085
2019-01-10

Determining a gas volume in a tank device

#107
20180356271
2018-12-13

Method and apparatus for detecting the liquid level in a liquid reservoir

#108
20180356270
2018-12-13

Hydrogen fueling with integrity checks

#109
20180306661
2018-10-25

System and Method for Measuring Volume and Pressure

#110
20180299349
2018-10-18

Method and apparatus for determining cooling gallery fill in a piston

#111
20180299315
2018-10-18

Liquid measurement system for a tank

#112
20180266871
2018-09-20

Method for determining an air volume in a combustion chamber of an internal combustion engine

#113
20180238728
2018-08-23

Acoustic volume indicator

#114
20180200431
2018-07-19

Fluid flow device

#115
20180188700
2018-07-05

Apparatus for controlling flow and method of calibrating same

#116
20180188096
2018-07-05

MEASURING DEVICE FOR VOLUME OF LIQUID IN CONTAINER THROUGH TEMPERATURE CORRECTION AND CONTAINER

#117
20180149510
2018-05-31

Determining a volume of gas inside a liquid supply system

#118
20180120141
2018-05-03

Device, container and method for measuring liquid volume in container based on pressure sensing

#119
20180108435
2018-04-19

Dosage confirmation apparatus

#120
20180106656
2018-04-19

System for automatic determination of liquid volume

#121
20180100752
2018-04-12

Measuring device for measuring a volume variation of liquid

#122
20180100451
2018-04-12

Air charge determination method, engine control unit and internal combustion engine

#123
20180087947
2018-03-29

Device, container and method for measuring liquid volume in container based on air pressure sensing

#124
20180087721
2018-03-29

Determining fluid leakage volume in pipelines

#125
20180087368
2018-03-29

Automated wash systems for a progressing cavity pump system

#126
20180087349
2018-03-29

Automated wash method for a progressing cavity pump system

#127
20180073911
2018-03-15

Method of inspecting gas supply system, method of calibrating flow controller, and method of calibrating secondary reference device

#128
20180045377
2018-02-15

Determining fluid leakage volume in pipelines

#129
20170246597
2017-08-31

Safety Door for Carbonator

#130
20170234714
2017-08-17

System and method for identifying a fuel loss

#131
20170191860
2017-07-06

Sensing device for sensing a gas and method for estimating a volume of a sensed gas

#132
20170176957
2017-06-22

Linepack delay measurement in fluid delivery pipeline

#133
20170154301
2017-06-01

System and method for determining volume of fluid in a tank

#134
20170145975
2017-05-25

Method and device for characterizing an injector

#135
20170131132
2017-05-11

METHOD OF DETERMINING A VOLUME OF LIQUID IN A RESERVOIR FACTORING IN INCLINATION OF THE RESERVOIR

#136
20170100301
2017-04-13

Compression garment compliance

#137
20170089518
2017-03-30

Determining fluid leakage volume in pipelines

#138
20170074707
2017-03-16

Hydrogen fueling with integrity checks

#139
20170052099
2017-02-23

Volumetric apparatus and densimeter in non liquid usage type

#140
20170038238
2017-02-09

Methods and systems for direct fuel quantity measurement

#141
20160377471
2016-12-29

Method and Apparatus for Monitoring, Communicating, and Analyzing the Amount of Fluid in a Tank

#142
20160341756
2016-11-24

Dispensing device and dispensing method

#143
20160313167
2016-10-27

Container, device and method for measuring liquid volume in a container

#144
20160305809
2016-10-20

Volumetric measurement device, system and method

#145
20160282165
2016-09-29

Improved Compressed Gas Cylinder

#146
20160215714
2016-07-28

Systems and methods for inferring fuel vapor canister loading rate

#147
20160198980
2016-07-14

Spirometer system and method for determining lung functional residual capacity (FRC) with a non-occluding shutter

#148
20160193615
2016-07-07

Apparatus and method for dispensing or aspirating fluid

#149
20160157704
2016-06-09

Real time detection of aspiration short shots using pressure signal

#150
20160097666
2016-04-07

Method and apparatus for monitoring, communicating, and analyzing the amount of fluid in a tank

#151
20160074891
2016-03-17

Pitch-based control for sprayers and sprayer operations

#152
20160002023
2016-01-07

SELF-MEASURING CONTAINER AND METHOD FOR REMOVING CONTENT THEREIN

#153
20150362353
2015-12-17

Method and device for determining the filling mass of a cryogenically stored gas in a container

#154
20150320953
2015-11-12

Systems and methods for delivery of therapeutic gas

#155
20150320952
2015-11-12

Enhanced performance verification port for therapeutic gas delivery

#156
20150320951
2015-11-12

Systems and methods for intelligent gas source management

#157
20150316404
2015-11-05

MEASUREMENT OF FLUID VOLUME OF A BLOOD OXYGENATOR IN AN EXTRACORPOREAL CIRCUIT

#158
20150276457
2015-10-01

System and methods for fuel level inference

#159
20150267769
2015-09-24

Servicing monitoring system for mixed fluid-gas shock struts

#160
20150182964
2015-07-02

Fluid transport in microfluidic applications with sensors for detecting fluid presence and pressure

#161
20150120515
2015-04-30

System and method for determining volume of fluid in a tank

#162
20150120477
2015-04-30

Redundant data communication system for confirming a fuel event and method therefor

#163
20150106039
2015-04-16

Methods and systems for estimation of propellant transfer in an ion propulsion system

#164
20150101403
2015-04-16

Measuring the volume of fluid in a vessel

#165
20150097671
2015-04-09

Methods and systems for a universal wireless platform for asset monitoring

#166
20150057601
2015-02-26

Determining a volume of medical fluid pumped into or out of a medical fluid cassette

#167
20140373596
2014-12-25

Liquid transfer systems and methods of calibration thereof by performing air aspirations

#168
20140365043
2014-12-11

Estimation of propellant remaining in a satellite

#169
20140216010
2014-08-07

Device for measuring a quantity of a reducing agent, preferably NH3, contained in a vessel

#170
20140097549
2014-04-10

Carbonation device

#171
20140083201
2014-03-27

Volumetric measurement device, system and method

#172
20140032092
2014-01-30

Estimation of propellant remaining in a satellite

#173
20130104668
2013-05-02

Method and apparatus for measuring volume flow rate of liquid flowing into a container and/or volume of liquid which has flowed into the container

#174
20130081443
2013-04-04

VOLUMETRIC MEASUREMENT OF BEVERAGE

#175
20120273072
2012-11-01

Measuring volume of a liquid dispensed into a vessel

#176
20120241467
2012-09-27

Metering device

#177
20120234074
2012-09-20

Measurement device and method for determining a fluid fill level in a fuel tank

#178
20120130298
2012-05-24

Systems, devices and methods for cardiopulmonary treatment and procedures

#179
20120118043
2012-05-17

Measuring device for determining the fill quantity of an SF6 gas in an isolated chamber or a switchgear, and corresponding method

#180
20120080103
2012-04-05

Time remaining display assembly

#181
20120067133
2012-03-22

Pressure sensor configuration for pressurized tank

#182
20120053862
2012-03-01

Acoustic volume indicator

#183
20120053783
2012-03-01

Automated inspection of aircraft landing gear internal fluid levels

#184
20110252883
2011-10-20

Fluid storage and dispensing system including dynamic fluid monitoring of fluid storage and dispensing vessel

#185
20110232367
2011-09-29

Fluid storage and dispensing system including dynamic fluid monitoring of fluid storage and dispensing vessel

#186
20110077876
2011-03-31

TAP FOR MOUNTING ON CONTAINER FOR FLUID AND METHOD FOR REGISTERING THE LEVEL OF FLUID IN SAID CONTAINER

#187
20110067480
2011-03-24

Method and arrangement for determining sample flow volume

#188
20110066293
2011-03-17

Method and system for measuring a rate of flow of an output

#189
20110061442
2011-03-17

VENT AND SOIL FLUX MEASUREMENT SYSTEM

#190
20100286932
2010-11-11

Volume gauge

#191
20100269748
2010-10-28

Indicator for pressure container

#192
20100250157
2010-09-30

Method for estimating the characteristic parameters of a cryogenic tank, in particular the geometric parameters of the tank

#193
20100233682
2010-09-16

FLUID PROCESSING AND VOLUME DETERMINATION SYSTEM

#194
20100218599
2010-09-02

Acoustic volume indicator

#195
20100126265
2010-05-27

Residual liquid quantity detecting method

#196
20100065579
2010-03-18

Slideable flow metering devices and related methods

#197
20100065578
2010-03-18

Flow regulating stopcocks and related methods

#198
20100063765
2010-03-11

Flow Sensor Calibrated by Volume Changes

#199
20100011850
2010-01-21

Method and apparatus for measuring the amount of fuel aboard a spacecraft

#200
20090308484
2009-12-17

Liquid quantity measuring apparatus, liquid quantity measuring method and method for supplying quantitively supplying liquid material

#201
20090266147
2009-10-29

Flow diagnosis apparatus for fuel vapor purge system

#202
20090195573
2009-08-06

Liquid detection unit, and liquid container

#203
20090139307
2009-06-04

Vent and soil flux measurement system

#204
20090131863
2009-05-21

Volume Measurement Using Gas Laws

#205
20090119033
2009-05-07

System for detecting remaining quantity in liquid hydrogen tank

#206
20090112504
2009-04-30

High accuracy mass flow verifier with multiple inlets

#207
20090099498
2009-04-16

Systems, devices and methods for cardiopulmonary treatment and procedures

#208
20090056615
2009-03-05

Indicator for pressure container

#209
20090056421
2009-03-05

Residual liquid quantity detecting method

#210
20090026146
2009-01-29

Flow control system and method with variable pressure and variable resistance

#211
20090020630
2009-01-22

Fuel injector with deterioration detection

#212
20080280380
2008-11-13

Fluid storage and dispensing system including dynamic fluid monitoring of fluid storage and dispensing vessel

#213
20080195332
2008-08-14

System and method for gas flow verification

#214
20080142639
2008-06-19

Method for detecting complete draining of a propellant tank and for propellant management on board a satellite

#215
20080140336
2008-06-12

DIGITAL GAS METER

#216
20080127725
2008-06-05

Temperature compensated pressure switch (TCPS)

#217
20080115581
2008-05-22

Acoustic volume indicator

#218
20080083263
2008-04-10

Process and arrangement for calibrating and/or equilibrating single-channel and multi-channel liquid handling devices

#219
20070272025
2007-11-29

FUEL TANK MODULE CONTROL SYSTEM

#220
20070151350
2007-07-05

Measuring fluid volumes in a container using pressure

#221
20070137285
2007-06-21

Test apparatus for direct measurement of expansion and shrinkage of oil well cements

#222
20070068241
2007-03-29

Volume measuring device

#223
20070051172
2007-03-08

Method and apparatus for determining the volume of fuel in a vehicle fuel tank

#224
20060212233
2006-09-21

System and method for gas flow verification

#225
20060117840
2006-06-08

Vent and soil flux measurement system

#226
20060088948
2006-04-27

Fluid storage and dispensing system including dynamic fluid monitoring of fluid storage and dispensing vessel

#227
20060064257
2006-03-23

Test device for measuring a container response

#228
20060021448
2006-02-02

Acoustic volume indicator

#229
20050247123
2005-11-10

Fuel quantity estimate system

#230
20050217368
2005-10-06

System for measuring quantity of liquid fuel and method for measuring quantity of liquid fuel

#231
20050126277
2005-06-16

System and method for detecting and displaying an amount of chemical in a cylinder or vessel

#232
20050031185
2005-02-10

System for content analysis of comestible products using volumetric determination

#233
17207826
2021-12-28

Online pipe integrity testing system and method

#234
16145960
2019-11-05

Testing module and measuring apparatus having the same

#235
14976870
2017-03-21

Linepack delay measurement in fluid delivery pipeline