ClassID:

165377

G01F23/62 - CPC Classification

Classification description:

Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements using magnetically actuated indicating means

Recent Application in this class:
#1
20260104284
2026-04-16

Valve with Magnetically Actuated Indicator

#2
20260054564
2026-02-26

COMBINED FUEL LEVEL SENDING UNIT AND FUEL FILL LIMIT VENT VALVE

#3
20250334442
2025-10-30

A WATER LEVEL MONITORING SYSTEM

#4
20250100290
2025-03-27

INK LIQUID LEVEL HEIGHT MEASURING APPARATUS AND IMAGE FORMING APPARATUS

#5
20240402031
2024-12-05

DETECTION OF THE PRESENCE OF FUEL IN THE OIL OF AN AIRCRAFT ENGINE

#6
20240263989
2024-08-08

FLAME PRODUCING ASSEMBLY

#7
20240175741
2024-05-30

ASSEMBLIES, CIRCUITS, AND METHODS OF TRANSMITTERS BETWEEN DIFFERENT EQUIPMENT PROTECTION LEVELS IN A HAZARDOUS ENVIRONMENT

#8
20240035874
2024-02-01

System for Detecting Cryogenic Liquid Level with Multi-Axis Magnetometer

#9
20230366716
2023-11-16

TELEMETRIC FITTING AND METHOD OF TELEMETRIC MEASUREMENT

#10
20230314017
2023-10-05

HUMIDIFIER

#11
20230258491
2023-08-17

Liquid level sensor

#12
20230243690
2023-08-03

FLUID TANK REMOTE MONITORING NETWORK WITH PREDICTIVE ANALYSIS

#13
20220412359
2022-12-29

Refrigerant compressor including an oil level sensor arrangement

#14
20220316939
2022-10-06

Smart wave energy converter with adaptive motion response

#15
20220316214
2022-10-06

Roof drain overflow cover with sensor

#16
20220128393
2022-04-28

Magnetostrictive liquid level meter using multiple waveguide wires and liquid level measurement method thereof

#17
20210348962
2021-11-11

Monitoring with a radially magnetized magnet and hall effect sensor

#18
20210334927
2021-10-28

Liquified petroleum gas delivery vehicle comprising remotely controlled and encrypted authorized dispensing to stationary storage tanks

#19
20210275846
2021-09-09

Adaptable suppression tank level sensor

#20
20210262188
2021-08-26

Detecting and alleviating flooding and blocked storm sewers

#21
20210215528
2021-07-15

LOW POWER CONSUMPTION FLUID LEAK AND OVERFLOW DETECTION DEVICE

#22
20210156726
2021-05-27

Oil quantity measurement apparatus and method

#23
20210123788
2021-04-29

OMNIPOLAR MAGNETIC SWITCH WITH AXIALLY MAGNETIZED MAGNET ASSEMBLY FOR IMPROVED PRECISION

#24
20210080309
2021-03-18

Low power consumption toilet tank leak detection device

#25
20200408583
2020-12-31

NOVEL FOAM-LEVEL-DETECTION TECHNOLOGY

#26
20200400482
2020-12-24

Oil level sensor guide

#27
20200225072
2020-07-16

Telemetric fitting and method of telemetric measurement

#28
20200005621
2020-01-02

LIQUID LEVEL ALARM DEVICE FOR WATER FILTER

#29
20190301920
2019-10-03

Contamination resistant liquid level sensor

#30
20190293475
2019-09-26

Passive magnetic position sensor

#31
20190242740
2019-08-08

Filling level indicator

#32
20190184956
2019-06-20

Reservoir tank and vehicle brake apparatus

#33
20190041252
2019-02-07

Liquid-surface detection device

#34
20190041084
2019-02-07

HUMIDIFIER RESERVOIR FLUID CONTROL

#35
20180356273
2018-12-13

Detecting fluid level via a float

#36
20180356272
2018-12-13

Oil level sensor guide

#37
20180348108
2018-12-06

Detecting fluid characteristics via a float

#38
20180238729
2018-08-23

Telemetric fitting and method of telemetric measurement

#39
20180216986
2018-08-02

Electronic Assembly with Integral Damping

#40
20180203473
2018-07-19

LIQUID LEVEL MAINTAINER

#41
20180120143
2018-05-03

Float liquid level meter indicator

#42
20180073663
2018-03-15

Method and apparatus for detecting water shortage for humidifier and storage medium

#43
20180058905
2018-03-01

Liquid level detection device

#44
20180003541
2018-01-04

LIQUID SURFACE DETECTION APPARATUS AND MANUFACTURING METHOD OF SAME

#45
20170314985
2017-11-02

Method and system for monitoring a state

#46
20160377474
2016-12-29

WIRELESS OIL TANK LEVEL REPORTING DEVICE, SYSTEM AND METHOD

#47
20160238431
2016-08-18

LIQUID SURFACE SENSOR

#48
20160215910
2016-07-28

Universal mounting head construction for liquid level transducers and the like

#49
20160123791
2016-05-05

Magnetic float liquid level detector with vertically reversible attachment

#50
20160103010
2016-04-14

Magnet float liquid level detector with guided locking case

#51
20160011037
2016-01-14

Oil separator

#52
20150377687
2015-12-31

Level measurement system

#53
20150355014
2015-12-10

Digital liquid-level sensor having at least one tunneling magnetoresistance switch

#54
20150268086
2015-09-24

Modular gas level measuring device in liquefied gas tank

#55
20150253179
2015-09-10

Magnetic level gauge indicator with ultra-wide viewing angle

#56
20150192453
2015-07-09

Liquid level detection device and manufacturing method of liquid level detection device

#57
20150143900
2015-05-28

Test and monitoring system for a sump pump installation having a self-monitoring liquid level sensing module

#58
20150068301
2015-03-12

Dual measurement liquid level transducer

#59
20140345977
2014-11-27

Fluid level detection device with stabilizer

#60
20140318480
2014-10-30

Magnetic liquid level gauge for boiler drum water level measurement

#61
20140230543
2014-08-21

Two wire temperature and fluid level limit switch

#62
20130314235
2013-11-28

Sewer backup alarm

#63
20130081480
2013-04-04

Instrument fault indication apparatus

#64
20130008247
2013-01-10

Magnetostrictive probe fuel quality sensor retrofit assembly

#65
20110005312
2011-01-13

Process tanks in combination with a float magnetostrictive level detector

#66
20110001624
2011-01-06

Pressure sensing systems

#67
20100269587
2010-10-28

Low liquid level detecting device and method

#68
20100001867
2010-01-07

DEVICE, SYSTEM AND METHOD FOR MONITORING TANK CONTENT LEVELS

#69
20090282912
2009-11-19

Remote fire extinguisher station inspection

#70
20090090181
2009-04-09

SYSTEM AND METHOD FOR INDICATING LIQUID LEVEL WITHIN A RECEPTACLE

#71
20080168836
2008-07-17

Low liquid level detecting device and method

#72
20070028673
2007-02-08

Remote fire extinguisher station inspection

#73
20060118200
2006-06-08

Measurement and shut-off system for a liquid dispensing device

#74
20050120793
2005-06-09

Tank fluid parameter monitoring device and method

#75
20050056090
2005-03-17

Remote monitoring of fluid containers