ClassID:

165255

G01F15/046 - CPC Classification

Classification description:

Details of, or accessories for, apparatus of groups - insofar as such details or appliances are not adapted to particular types of such apparatus; Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means involving digital counting

Recent Application in this class:
#1
20240200998
2024-06-20

METHOD, SYSTEM, AND MEDIUM FOR MONITORING ULTRASONIC METERING BASED ON SMART GAS INTERNET OF THINGS

#2
20230332938
2023-10-19

Methods, systems, and medium for compensating ultrasonic metering based on a smart gas internet of things system

#3
20230028225
2023-01-26

METHOD FOR MEASURING THE FLOW OF A LIQUID MEDIUM HAVING VARIABLE GAS CONTENT ON THE BASIS OF A DIFFERENTIAL-PRESSURE MEASUREMENT

#4
20210293385
2021-09-23

Method for measuring the quantity of gas introduced into a reservoir and filling station

#5
20200355530
2020-11-12

Efficient battery-powered meter

#6
20190376823
2019-12-12

Apparatus and method for measuring air flow

#7
20190178690
2019-06-13

Fluid device and program for fluid device

#8
20190120677
2019-04-25

Safety incident detection and reporting through a connected EVC (electronic volume corrector)

#9
20190024891
2019-01-24

Flow measurement device

#10
20190017855
2019-01-17

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

#11
20180306615
2018-10-25

Method and apparatus for self verification of pressured based mass flow controllers

#12
20180245961
2018-08-30

Airflow measuring device

#13
20180128662
2018-05-10

METHOD AND APPARATUS FOR DETERMINING THE MASS OF A FLUID FLOWING THROUGH A FLOW RATE METER IN A CONSUMPTION TIME INTERVAL

#14
20180088599
2018-03-29

Efficiency battery-powered meter

#15
20180087943
2018-03-29

Efficient battery-powered modular meter

#16
20170115150
2017-04-27

Mass flow rate measurement method, thermal mass flow meter using said method, and thermal mass flow controller using said thermal mass flow meter

#17
20160273949
2016-09-22

Physical amount measurement apparatus mounted integrally with flow rate measurement apparatus, and physical amount measurement method

#18
20160245681
2016-08-25

MEMS thermal flow sensor with compensation for fluid composition

#19
20160139097
2016-05-19

Method for verifying correct function of sampling equipment

#20
20150355005
2015-12-10

Air flow measuring device

#21
20140303909
2014-10-09

Ultrasonic meter flow measurement monitoring system

#22
20140118162
2014-05-01

Hybrid sensor system for gas flow measurements

#23
20140083514
2014-03-27

Method and apparatus for self verification of pressure-based mass flow controllers

#24
20140013838
2014-01-16

Flow rate measurement device and flow rate measurement method for flow rate controller for gas supply device

#25
20130291971
2013-11-07

Custody transfer system and method for gas fuel

#26
20130167626
2013-07-04

Flow rate detection device

#27
20130008262
2013-01-10

Volumetric Gas Flow Meter With Automatic Compressibility Factor Correction

#28
20120329166
2012-12-27

Flow regulating system and monitoring device comprising said flow regulating system for the detection of air borne analytes

#29
20120239336
2012-09-20

FLOW SENSING METHOD WITH TEMPERATURE COMPENSATION

#30
20120226449
2012-09-06

Flow sensing device with temperature compensation

#31
20120221259
2012-08-30

Flow rate measurement device

#32
20120221258
2012-08-30

Flow rate measurement device

#33
20120198925
2012-08-09

Sensor structure

#34
20120186362
2012-07-26

Adjustable ultrasonic gas flow measurement device

#35
20110257898
2011-10-20

THERMAL DIFFUSIVITY MEASURING SYSTEM, CONCENTRATION OF CALORIC COMPONENT MEASURING SYSTEM, AND FLOW RATE MEASURING SYSTEM

#36
20110138929
2011-06-16

Kinetic Flow Meter

#37
20110137583
2011-06-09

Method and apparatus for enhancing in-situ gas flow measurement performance

#38
20110137582
2011-06-09

Method and apparatus for enhancing in-situ gas flow measurement performance

#39
20110129328
2011-06-02

Plasma sensors and related methods

#40
20090292484
2009-11-26

Multivariable process fluid flow device with energy flow calculation

#41
20090194564
2009-08-06

Beverage dispensing apparatus

#42
20090112490
2009-04-30

Plasma sensors and related methods

#43
20080195331
2008-08-14

Method for determining the gas volume flow in gas recirculation at a filling station

#44
20080087070
2008-04-17

Gas-energy observatory with Wobbe-index

#45
20080000283
2008-01-03

Flow sensor signal conversion

#46
20070271044
2007-11-22

Fault tolerant power system architecture for fluid flow measurement systems

#47
20070251297
2007-11-01

Method and apparatus for controlling mass flow rate of recycled anode tail gas in solid oxide fuel cell system

#48
20060283450
2006-12-21

Respiratory device measurement system

#49
20060212249
2006-09-21

Increased accuracy gas energy meter

#50
20060179936
2006-08-17

Thermal gas flowmeter comprising a gas quality indicator

#51
20060155496
2006-07-13

Automatic thermal conductivity compensation for fluid flow sensing using chemometrics

#52
20060144163
2006-07-06

Gas flow measuring device

#53
20060123923
2006-06-15

Two-phase steam measurement system

#54
20060096574
2006-05-11

Air flow measuring device formed integrally with electronically controlled throttle body

#55
20060074570
2006-04-06

Electronic gas flow measurement and recording device

#56
20050126306
2005-06-16

Flow sensor signal conversion