ClassID:

165287

G01F23/0046 - 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 with a stationary probe, where a liquid specimen is separated from the mean mass and measured

Recent Application in this class:
#1
20250383223
2025-12-18

LIQUID LEVEL DETECTOR

#2
20240245000
2024-07-25

SENSOR, SENSOR HOUSING, AND ATTACHMENT FOR MONITORING BIN PRODUCT LEVEL

#3
20230111405
2023-04-13

SENSOR INTERFACE TECHNOLOGY

#4
20220082484
2022-03-17

Characterization of a phase separation of a coating composition

#5
20220082424
2022-03-17

Probe for phase transition detection

#6
20210356248
2021-11-18

Magnetic tag sensor and method for manufacturing same, and riverbed scour detection device

#7
20210003443
2021-01-07

Visual liquid level indicator

#8
20200363254
2020-11-19

Fluid level gauge or reservoir with built-in light source

#9
20200278236
2020-09-03

Liquid level detection device

#10
20200262644
2020-08-20

Fluid evaluation devices for oil and gas applications

#11
20200217239
2020-07-09

Method and system for engine cooling system control

#12
20200033178
2020-01-30

Dielectric-constant-insensitive fluid level sensor

#13
20200033177
2020-01-30

Measuring tank fluids and remote monitoring system

#14
20190195672
2019-06-27

Fluid level gauge or reservoir with built-in light source

#15
20190170557
2019-06-06

Mica water level gauge glass

#16
20190137320
2019-05-09

Visual liquid level indicator

#17
20180340812
2018-11-29

System for and a method of monitoring water drainage

#18
20180334948
2018-11-22

Method and system for engine cooling system control

#19
20180202854
2018-07-19

Magnetic level indicator

#20
20180128669
2018-05-10

Indication type level indicator including total reflection prism

#21
20180038725
2018-02-08

Self-filling graduated cylinder system

#22
20170356783
2017-12-14

Spacer to keep a distance between a bar-shaped inner conductor and an outer conductor of a filling level measuring probe

#23
20170350746
2017-12-07

Measuring tank fluids and remote monitoring system

#24
20170284852
2017-10-05

Device for determining liquid level in a container

#25
20170268411
2017-09-21

Method and system for engine cooling system control

#26
20170138780
2017-05-18

Visual liquid level indicator

#27
20170059385
2017-03-02

Recreational vehicle wastewater tank measurement system and method

#28
20160356636
2016-12-08

Adjustable sight gauge and drum breather assembly and method of inspecting fluid level with same

#29
20160186648
2016-06-30

Method and system for engine cooling system control

#30
20150253179
2015-09-10

Magnetic level gauge indicator with ultra-wide viewing angle

#31
20150114109
2015-04-30

Adjustable fluid level verification apparatus

#32
20150090018
2015-04-02

Apparatus for determining a stabilized filling level with an antechamber and calming structure

#33
20140203630
2014-07-24

Oil level indicator for rotary wing aircraft transmission

#34
20130174830
2013-07-11

Electronic water level sensing apparatus and associated methods

#35
20120097482
2012-04-26

SYSTEM FOR CHECKING OIL LEVEL

#36
20110005312
2011-01-13

Process tanks in combination with a float magnetostrictive level detector

#37
20100139780
2010-06-10

Method of modifying a fluid level sensing assembly by replacing a mechanical float

#38
20090145218
2009-06-11

FLUID LEVEL SENSING ASSEMBLY AND METHOD FOR CONFIGURING SAME

#39
20090013779
2009-01-15

Liquid sensing apparatus for a liquid container for supplying a liquid to a liquid consuming apparatus, and a liquid container in which the liquid sensing apparatus is built

#40
20080271949
2008-11-06

Lubrication-condition detector, lubricant feeder, injection molding machine and method of detecting lubrication-condition

#41
20080250851
2008-10-16

Integrated oil condition and level sensor

#42
20070234798
2007-10-11

Collapsible liquid level measurement device with attachment

#43
20070214881
2007-09-20

LIQUID LEVEL DETECTION DEVICE AND THE METHOD THEREOF

#44
20060137447
2006-06-29

Liquid sensing apparatus for a liquid container for supplying a liquid to a liquid consuming apparatus, and a liquid container in which the liquid sensing apparatus is built

#45
20060130592
2006-06-22

Method and apparatus for a product displacement sensing device

#46
20050268714
2005-12-08

Fluid measurement apparatus and method

#47
20050109104
2005-05-26

Collapsible liquid level measurement device with attachments

#48
17934947
2023-08-01

Helical acoustic liquid level sensor

#49
16210906
2019-11-26

Self-filling graduated cylinder system