Membership
Tour
Register
Log in
Indicating or measuring liquid level, or level of fluent solid material
Follow
Industry
CPC
G01F23/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
G
PHYSICS
G01
Measuring instruments
G01F
MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL METERING BY VOLUME
Current Industry
G01F23/00
Indicating or measuring liquid level, or level of fluent solid material
Sub Industries
G01F23/0007
for discrete indicating and measuring
G01F23/0015
with a whistle or other sonorous signal
G01F23/0023
with a probe suspended by a wire or thread
G01F23/003
with a probe suspended by rotatable arms
G01F23/0038
using buoyant probes
G01F23/0046
with a stationary probe, where a liquid specimen is separated from the mean mass and measured
G01F23/0053
with over-flow pipes
G01F23/0061
characterised by the level signal processing means
G01F23/0069
particular electronic circuits for digital processing equipment
G01F23/0076
containing circuits handling parameters other than liquid level
G01F23/0084
particular electronic circuits for handling non-digital processing equipment
G01F23/0092
containing circuits handling parameters other than liquid level
G01F23/02
by gauge glasses or other apparatus involving a window or transparent tube for directly observing the level to be measured or the level of a liquid column in free communication with the main body of the liquid
G01F23/04
by dip members
G01F23/045
cleaning means therefor (
G01F23/14
by measurement of pressure
G01F23/16
Indicating, recording, or alarm devices being actuated by mechanical or fluid means
G01F23/161
for discrete levels
G01F23/162
by a liquid column
G01F23/164
using a diaphragm, bellow as transmitting element
G01F23/165
of bubbler type
G01F23/167
with mechanic or fluid indicating or recording
G01F23/168
with electric indicating or recording
G01F23/18
Indicating, recording or alarm devices actuated electrically
G01F23/185
for discrete levels
G01F23/20
by measurement of weight
G01F23/205
for discrete levels
G01F23/22
by measurement of physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured
G01F23/223
using a melting or dissolving material as a part of alarm-means
G01F23/226
measuring the braking of a rotatable element
G01F23/24
by measuring variations of resistance of resistors due to contact with conductor fluid
G01F23/241
for discrete levels
G01F23/242
Mounting arrangements for electrodes
G01F23/243
Schematic arrangements of probes combined with measuring circuits
G01F23/244
comprising oscillating circuits
G01F23/245
with a probe moved by an auxiliary power
G01F23/246
thermal devices
G01F23/247
for discrete levels
G01F23/248
Constructional details; Mounting of probes
G01F23/26
by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
G01F23/261
for discrete levels
G01F23/263
using capacitors
G01F23/265
for discrete levels
G01F23/266
measuring circuits therefor
G01F23/268
mounting arrangements of probes
G01F23/28
by measuring the variations of parameters of electric or acoustic waves applied directly to the liquid or fluent solid material
G01F23/282
for discrete levels
G01F23/284
Electromagnetic waves
G01F23/2845
for discrete levels
G01F23/288
X-rays Gamma rays or other forms of ionising radiation
G01F23/2885
for discrete levels
G01F23/292
Light
G01F23/2921
for discrete levels
G01F23/2922
with light-conducting sensing elements
G01F23/2924
for several discrete levels
G01F23/2925
using electrical detecting means
G01F23/2927
for several discrete levels
G01F23/2928
using light reflected on the material surface
G01F23/296
Acoustic waves
G01F23/2961
for discrete levels
G01F23/2962
Transit time measurement
G01F23/2963
magnetostrictive
G01F23/2965
measuring wave attenuation
G01F23/2966
making use of acoustical resonance or standing waves
G01F23/2967
for discrete levels
G01F23/2968
Transducers specially adapted for acoustic level indicators
G01F23/30
by floats
G01F23/303
characterised by means to prevent fault-level readings due to turbulence of the fluid
G01F23/306
using radioactive radiation
G01F23/32
using rotatable arms or other pivotable transmission elements
G01F23/34
using mechanically actuated indicating means
G01F23/345
using pneumatically or hydraulically actuated indicating means
G01F23/36
using electrically actuated indicating means
G01F23/363
using electromechanically actuated indicating means
G01F23/366
using optoelectrically actuated indicating means
G01F23/38
using magnetically actuated indicating means
G01F23/40
using bands or wires as transmission elements
G01F23/42
using mechanically actuated indicating means
G01F23/425
using pneumatically or hydraulically actuated indicating means
G01F23/44
using electrically actuated indicating means
G01F23/443
using electromechanically actuated indicating means
G01F23/446
using opto-electrically actuated indicating means
G01F23/46
using magnetically actuated indicating means
G01F23/48
using twisted spindles as transmission means
G01F23/50
using mechanically actuated indicating means
G01F23/505
using hydraulically or pneumatically actuated indicating means
G01F23/52
using electrically actuated indicating means
G01F23/523
using electromechanically actuated indicating means
G01F23/526
using opto-electrically actuated indicating means
G01F23/54
using magnetically actuated indicating means
G01F23/543
using magnets only as coupling means in a mechanical transmission path
G01F23/546
using magnets only for directly actuating of switches
G01F23/56
using elements rigidly fixed to and rectilinearly moving with the float as transmission elements
G01F23/58
using mechanically actuated indicating means
G01F23/585
using pneumatically or hydraulically actuated indicating means
G01F23/60
using electrically actuated indicating means
G01F23/603
using electromechanically actuated indicating means
G01F23/606
using opto-electrically actuated indicating means
G01F23/62
using magnetically actuated indicating means
G01F23/64
of the free float type without mechanical transmission elements
G01F23/66
using mechanically actuated indicating means
G01F23/665
using pneumatically or hydraulically actuated indicating means
G01F23/68
using electrically actuated indicating means
G01F23/683
using electromechanically actuated indicating means
G01F23/686
using opto-electrically actuated indicating means
G01F23/70
for sensing changes in level only at discrete points
G01F23/703
using electromechanically actuated indicating means
G01F23/706
using opto-electrically actuated indicating means
G01F23/72
using magnetically actuated indicating means
G01F23/74
for sensing changes in level only at discrete points
G01F23/76
characterised by the construction of the float
Industries
Overview
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
System and method of assisted or automated grain unload synchroniza...
Patent number
11,971,732
Issue date
Apr 30, 2024
AGCO INTERNATIONAL GmbH
Martin Peter Christiansen
G05 - CONTROLLING REGULATING
Information
Patent Grant
Water submersion detection switch
Patent number
11,971,290
Issue date
Apr 30, 2024
The Government of the United States of America, as represented by the Secreta...
Raymond Mark Gamache
G08 - SIGNALLING
Information
Patent Grant
Level meter and method of setting the level meter
Patent number
11,971,288
Issue date
Apr 30, 2024
Patlite Corporation
Hiroki Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
High-frequency module
Patent number
11,971,502
Issue date
Apr 30, 2024
ENDRESS+HAUSER SE+CO.KG
Martin Hitzler
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Liquid sensor
Patent number
11,971,287
Issue date
Apr 30, 2024
Aspen Pumps Limited
Claire Saich
G01 - MEASURING TESTING
Information
Patent Grant
Tank fill control apparatus and method
Patent number
11,971,289
Issue date
Apr 30, 2024
Tara Oilfield Services LTD
Martin Sheridan
G05 - CONTROLLING REGULATING
Information
Patent Grant
Device for collecting liquid and smart toilet comprising the same
Patent number
11,971,335
Issue date
Apr 30, 2024
Shanghai Kohler Electronics, Ltd.
Zhiyu Qin
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Hygienic tank seal
Patent number
11,965,767
Issue date
Apr 23, 2024
ROSEMOUNT TANK RADAR AB
Håkan Fredriksson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Device with aeration mitigation for improved measurement of fluids
Patent number
11,965,768
Issue date
Apr 23, 2024
Shaw Development, LLC
Bryan Kuieck
G01 - MEASURING TESTING
Information
Patent Grant
Supplemental device for attachment to a pen injector and determinat...
Patent number
11,964,133
Issue date
Apr 23, 2024
Sanofi-Aventis Deutschland GmbH
Thomas Klemm
G01 - MEASURING TESTING
Information
Patent Grant
Cylinder storage cage monitoring system
Patent number
11,959,790
Issue date
Apr 16, 2024
Propane Hunter LLC
William Hunter Raley
G01 - MEASURING TESTING
Information
Patent Grant
Anti-microbial application equipment with controls
Patent number
11,957,131
Issue date
Apr 16, 2024
SAFE FOODS CORPORATION
Justin Massey
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Systems and methods for smart point level sensing of waste tank
Patent number
11,959,791
Issue date
Apr 16, 2024
B/E Aerospace, Inc.
Maanas Kumar Kotha
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for determining the fill level of a filling material in a co...
Patent number
11,959,792
Issue date
Apr 16, 2024
ENDRESS+HAUSER SE+CO.KG
Stefan Gorenflo
G01 - MEASURING TESTING
Information
Patent Grant
Automatic analyzing apparatus
Patent number
11,959,932
Issue date
Apr 16, 2024
Canon Medical Systems Corporation
Mitsuo Okamoto
G01 - MEASURING TESTING
Information
Patent Grant
Fluid level measurement system using buoyant body
Patent number
11,953,366
Issue date
Apr 9, 2024
HANRA IMS CO., LTD
Suk Joon Ji
G01 - MEASURING TESTING
Information
Patent Grant
Method for the functional testing of a fluid level warning indicator
Patent number
11,951,961
Issue date
Apr 9, 2024
ZF Active Safety US Inc.
Blaise Ganzel
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Systems and methods for monitoring a level of hydraulic fluid in an...
Patent number
11,951,971
Issue date
Apr 9, 2024
CNH Industrial America LLC
David Hafvenstein
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Radar level gauging apparatus
Patent number
11,955,690
Issue date
Apr 9, 2024
SMART RADAR SYSTEM, INC.
Kyung Sub Oh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fill level measuring arrangement and method for operating a fill le...
Patent number
11,953,364
Issue date
Apr 9, 2024
Vega Grieshaber KG
Clemens Hengstler
G01 - MEASURING TESTING
Information
Patent Grant
Switching device and a liquid level detection apparatus employing t...
Patent number
11,953,365
Issue date
Apr 9, 2024
Erjian Song
G01 - MEASURING TESTING
Information
Patent Grant
System and method of assisted or automated grain unload synchroniza...
Patent number
11,953,589
Issue date
Apr 9, 2024
AGCO INTERNATIONAL GmbH
Martin Peter Christiansen
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Age verified device activation
Patent number
11,952,260
Issue date
Apr 9, 2024
Spot You More, Inc.
Joel R. Setchell
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Grant
Printed capacitive liquid level sensor for fire suppression
Patent number
11,944,857
Issue date
Apr 2, 2024
Carrier Corporation
Michael John Birnkrant
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Sensor arrangements, sensor systems, and methods for determining he...
Patent number
11,946,790
Issue date
Apr 2, 2024
Mopeka Products LLC
Joel Reese Moore
G01 - MEASURING TESTING
Information
Patent Grant
Fill level measuring device
Patent number
11,946,789
Issue date
Apr 2, 2024
ENDRESS+HAUSER SE+CO.KG
Ghislain Daufeld
G01 - MEASURING TESTING
Information
Patent Grant
Level sensor
Patent number
11,946,792
Issue date
Apr 2, 2024
CLEAN AIR ZONE INC.
Serge B. Hoyda
G01 - MEASURING TESTING
Information
Patent Grant
Container load quality monitoring and feedback system
Patent number
11,946,796
Issue date
Apr 2, 2024
Zebra Technologies Corporation
Seth David Silk
G01 - MEASURING TESTING
Information
Patent Grant
Material sensing using container vibration
Patent number
11,947,279
Issue date
Apr 2, 2024
Lexmark International, Inc.
Alexander Lloyd Chapman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Measuring arrangement and measuring system, in particular for a liq...
Patent number
11,946,791
Issue date
Apr 2, 2024
Wema System AS
Harald Aadland
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
LIQUID LEVEL DETECTORS
Publication number
20240142293
Publication date
May 2, 2024
Fresenius Medical Care Holdings, Inc.
David YUDS
G01 - MEASURING TESTING
Information
Patent Application
CANNING FUNNEL WITH HEADSPACE GAUGE
Publication number
20240140773
Publication date
May 2, 2024
National Presto Industries, Inc.
Logan Brooks
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Application
AUTOMATED SAMPLE HANDLING INSTRUMENTATION, SYSTEMS, PROCESSES, AND...
Publication number
20240142486
Publication date
May 2, 2024
Gen-Probe Incorporated
Rolf SILBERT
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Application
METHODS OF LITHIUM LEVEL MEASUREMENT AT ELEVATED TEMPERATURE
Publication number
20240142290
Publication date
May 2, 2024
Applied Materials, Inc.
Ajay Balaram MORE
G01 - MEASURING TESTING
Information
Patent Application
CAPACITIVE SENSOR FOR DETERMINING A FLUID LEVEL IN A CONTAINER
Publication number
20240142291
Publication date
May 2, 2024
MEDELA HOLDING AG
Natalie Stevens
G01 - MEASURING TESTING
Information
Patent Application
INFORMATION PROCESSING DEVICE AND NON-TRANSITORY COMPUTER-READABLE...
Publication number
20240142292
Publication date
May 2, 2024
SEIKO EPSON CORPORATION
Hideo SASAHARA
G01 - MEASURING TESTING
Information
Patent Application
METHOD FOR DETECTING THE PRESENCE OF A LIQUID
Publication number
20240142294
Publication date
May 2, 2024
STMicroelectronics S.r.l.
Stefano Paolo RIVOLTA
G01 - MEASURING TESTING
Information
Patent Application
SYSTEM, DEVICES AND METHODS FOR MEASURING A FILL LEVEL IN CONTAINERS
Publication number
20240142059
Publication date
May 2, 2024
SMART PROJECTS LLC
Eduardo DEL RIO GOMEZ
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Application
PORTABLE BEVERAGE CONTAINER SYSTEMS AND METHODS FOR ADJUSTING THE C...
Publication number
20240138612
Publication date
May 2, 2024
Cirkul, Inc.
Mark Lyons
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Application
APPARATUS, SYSTEM, AND METHOD OF PROVIDING AUTO-REPLENISHMENT FOR A...
Publication number
20240135321
Publication date
Apr 25, 2024
NYPRO INC.
Amanda Williams
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
POTASSIUM NITRATE LEVEL DETECTION SENSING MODULE IN STRENGTHENING F...
Publication number
20240133728
Publication date
Apr 25, 2024
DOWOOINSYS Co., Ltd.
Hyung Sup LEE
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
TANK VALVE SYSTEM WITH COMBINED OVERFILL PREVENTION AND FUEL LEVEL...
Publication number
20240133481
Publication date
Apr 25, 2024
YSN Imports, LLC
Shmuel Dovid Newman
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
RESIDUAL FEED ESTIMATION MANAGEMENT SERVER FOR FEED BIN AND RESIDUA...
Publication number
20240133730
Publication date
Apr 25, 2024
AIMBE LAB INC.
Byung Soo GO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
VOLUMETRIC MEASUREMENT DEVICE, SYSTEM AND METHOD
Publication number
20240133727
Publication date
Apr 25, 2024
DEKA Products Limited Partnership
Gregory R. Lanier
G01 - MEASURING TESTING
Information
Patent Application
DETECTION DEVICE AND DETECTION METHOD
Publication number
20240133729
Publication date
Apr 25, 2024
ROHM CO., LTD.
Kazuisao TSURUDA
G01 - MEASURING TESTING
Information
Patent Application
VIBRATING FORK TYPE FIELD DEVICE WITH COIL ARRANGEMENT TO INDUCE VI...
Publication number
20240125739
Publication date
Apr 18, 2024
Rosemount Tank Radar AB
Jon Sjöstedt
G01 - MEASURING TESTING
Information
Patent Application
LEVEL FORK PROTECTION SLEEVE
Publication number
20240125639
Publication date
Apr 18, 2024
Endress+Hauser SE+Co. KG
Trevor Yenna
G01 - MEASURING TESTING
Information
Patent Application
System and Method for Determining Volume of Fluid in a Tank
Publication number
20240127179
Publication date
Apr 18, 2024
S1 Technologies, Inc.
David L. Stevenson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHODS AND SYSTEMS FOR DETERMINING THE FILL LEVEL OF A LIQUID IN A...
Publication number
20240125638
Publication date
Apr 18, 2024
BASF Coatings GmbH
Victor KAUPE
G01 - MEASURING TESTING
Information
Patent Application
PORTABLE SYSTEM FOR DISPENSING CONTROLLED QUANTITIES OF ADDITIVES I...
Publication number
20240124288
Publication date
Apr 18, 2024
Cirkul, Inc.
Mark Lyons
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Application
SYSTEMS AND METHODS FOR AUTOMATED WETSTOCK MANAGEMENT
Publication number
20240125754
Publication date
Apr 18, 2024
Wayne Fueling Systems LLC
Philip Hill
B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information
Patent Application
MEASURING DEVICE, ATTACHMENT SYSTEM, MEASURING ASSEMBLY AND METHOD
Publication number
20240125637
Publication date
Apr 18, 2024
Vega Grieshaber KG
Clemens HENGSTLER
G01 - MEASURING TESTING
Information
Patent Application
Hydration Container
Publication number
20240118121
Publication date
Apr 11, 2024
Donovan Stewart
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
HIGH-FREQUENCY-BASED FIELD DEVICE
Publication number
20240118123
Publication date
Apr 11, 2024
Endress + Hauser Flowtec AG
Stefan Pflüger
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INTELLIGENT LIQUID LEVEL DISPLAY FOR AUXILIARY TANKS
Publication number
20240116745
Publication date
Apr 11, 2024
FORD GLOBAL TECHNOLOGIES, L.L.C.
Aed M. Dudar
B60 - VEHICLES IN GENERAL
Information
Patent Application
LIQUID LEVEL DETECTION METHOD AND DETECTION APPARATUS FOR THE SAME,...
Publication number
20240118029
Publication date
Apr 11, 2024
JFE STEEL CORPORATION
Yuki KAWASHIRI
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Application
CAPACITIVE SENSING FOR BLOOD CHARACTERIZATION
Publication number
20240118122
Publication date
Apr 11, 2024
University of Washington
Praveen Kaliappan Sekar
G01 - MEASURING TESTING
Information
Patent Application
URINARY EVENT DETECTION, TRACKING, AND ANALYSIS
Publication number
20240108265
Publication date
Apr 4, 2024
ClearTrac Technologies, LLC
Brent Laing
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DEVICE FOR TRACKING URINE OUTPUT
Publication number
20240108264
Publication date
Apr 4, 2024
MINZE NV
Josef SAGEDER
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM OF SENSOR FEEDBACK FOR A SCENT DIFFUSION DEVICE
Publication number
20240108777
Publication date
Apr 4, 2024
SCENTBRIDGE HOLDINGS, LLC
Todd H. Becker
G06 - COMPUTING CALCULATING COUNTING