ClassID:

169070

G01N33/1893 - CPC Classification

Classification description:

Investigating or analysing materials by specific methods not covered by groups -; Water using flow cells

Recent Application in this class:
#1
20260140025
2026-05-21

Aquatic Radionuclide Monitoring System

#2
20260140024
2026-05-21

WATER-QUALITY DETECTION APPARATUS AND WATER-QUALITY DETECTION METHOD USING THE SAME

#3
20260072005
2026-03-12

WATER QUALITY DETERMINATION DEVICE, WATER QUALITY DETERMINATION METHOD, AND FLOW CELL

#4
20260035267
2026-02-05

METHODS AND SYSTEMS FOR SENSOR FOULING MITIGATION

#5
20260023065
2026-01-22

Device and Method for Determining Inorganic Carbon System Parameters

#6
20260002879
2026-01-01

SENSOR APPARATUS

#7
20250327739
2025-10-23

WATER QUALITY MEASUREMENT DEVICE

#8
20250269367
2025-08-28

DEVICE FOR ANALYZING AN AQUATIC POLLUTANT AND/OR A LIVING ORGANISM AND USES THEREFOR

#9
20250198916
2025-06-19

SYSTEM AND APPARATUS FOR FLUID MONITORING

#10
20250155422
2025-05-15

INLINE WATER QUALITY MONITORING DEVICE FOR BATHING UNIT SYSTEM AND METHOD OF MAINTAINING SAME

#11
20250067658
2025-02-27

Equipment For Measuring The Content Of Organic Substances In Water Emulsions And Solutions

#12
20250003885
2025-01-02

WATER MONITORING DEVICE WITH REPLACEABLE REAGENT CARTRIDGE

#13
20240264072
2024-08-08

Devices With Optically Readable Liquid Reservoirs

#14
20240175835
2024-05-30

Water Vapor Distillation Apparatus, Method and System

#15
20240125752
2024-04-18

Systems, Units and Methods for Monitoring Swimming Pool Characteristics by Measuring Swimming-Pool Water-Manipulation Responsivity

#16
20240027411
2024-01-25

METHOD AND APPARATUS FOR DETERMINING CONCENTRATION OF COMPOUND IN ULTRAPURE WATER

#17
20230349879
2023-11-02

INSPECTION APPARATUS AND INSPECTION METHOD

#18
20230288332
2023-09-14

Optical measurement device and water quality analysis system

#19
20230273170
2023-08-31

ELECTROCHEMICAL SENSOR ASSEMBLY AND SYSTEM

#20
20230107739
2023-04-06

Methods and systems for predicting dissolved oxygen in seawater using a neural network

#21
20230102493
2023-03-30

WATER MONITORING SYSTEM USING AN OPTIMIZED CIRCULAR FLUID FLOW PATH

#22
20230101496
2023-03-30

WATER MONITORING SYSTEM USING AN OPTIMIZED CIRCULAR FLUID FLOW PATH

#23
20230098744
2023-03-30

Multi-Wavelength Ozone Concentration Sensor and Method of Use

#24
20230054730
2023-02-23

WATER QUALITY MEASUREMENT DEVICE AND STORAGE METHOD FOR WATER QUALITY MEASUREMENT DEVICE

#25
20230054486
2023-02-23

SYSTEM AND METHOD FOR DETECTION AND DISPOSAL OF MICROORGANISMS AND DETECTION MODULE DISPOSED IN A WATER FLOW POINT

#26
20230046657
2023-02-16

Biological water-quality detection method using obstructive multi-module biological water-quality detection device

#27
20220412940
2022-12-29

SYSTEM AND METHOD FOR DETECTION AND DISPOSAL OF MICROORGANISMS AND DETECTION MODULE DISPOSED IN A WATER FLOW POINT

#28
20220412939
2022-12-29

SYSTEM AND METHOD FOR DETECTION AND DISPOSAL OF MICROORGANISMS AND DETECTION MODULE DISPOSED IN A WATER FLOW POINT

#29
20220365059
2022-11-17

Electrochemical pre-concentration for improved detection of gaseous species in water

#30
20220317105
2022-10-06

Apparatus for measuring water hardness using ion selective electrode

#31
20220229036
2022-07-21

SYSTEM AND METHOD FOR DETERMINING AQUEOUS NITRATE CONCENTRATION IN SOLUTION CONTAINING DISSOLVED ORGANIC CARBON

#32
20220169546
2022-06-02

Water monitoring device with replaceable reagent cartridge

#33
20220082546
2022-03-17

MULTI-LOCATION TIME-DIVISION WATER QUALITY MONITORING SYSTEM

#34
20220011253
2022-01-13

Water vapor distillation apparatus, method and system

#35
20210328237
2021-10-21

System for monitoring ammonium bisulfide

#36
20210239673
2021-08-05

Apparatus for measuring water hardness using ion selective electrode

#37
20210208100
2021-07-08

Wear resistant streaming current measurement flow cell with piston centering

#38
20210072214
2021-03-11

System and method for detecting heavy metals in a fluid

#39
20210053842
2021-02-25

METHODS AND SYSTEMS FOR SENSOR FOULING MITIGATION

#40
20210053841
2021-02-25

Determination of hydroxyl radical scavenging capacity and related techniques in advanced oxidative processes

#41
20210033590
2021-02-04

METHOD FOR DETERMINING A CHEMICAL INTAKE CAPACITY OF A PROCESS MEDIUM IN A MEASURING POINT AND MEASURING POINT FOR DETERMINING A CHEMICAL INTAKE CAPACITY OF A PROCESS MEDIUM

#42
20210010991
2021-01-14

Sensor cleaning and calibration devices and systems

#43
20210010990
2021-01-14

SYSTEM AND METHOD FOR DETECTION AND DISPOSAL OF MICROORGANISMS AND DETECTION MODULE DISPOSED IN A WATER FLOW POINT

#44
20200393350
2020-12-17

System and method for measuring dissolved metal concentrations using a chemosensor film

#45
20200371058
2020-11-26

Carbon dioxide and/or hydrogen sulphide detection system and method and use thereof

#46
20200340968
2020-10-29

APPARATUS AND METHOD FOR LOW POWER MEASUREMENT OF A LIQUID-QUALITY PARAMETER

#47
20200271635
2020-08-27

Water quality monitor system and method

#48
20200240878
2020-07-30

Systems and methods for automation of low-flow groundwater sampling

#49
20200225205
2020-07-16

Device for detecting the quality of a liquid in a supply pipe

#50
20200223719
2020-07-16

Method and system for optimization of coagulation and/or flocculation in a water treatment process

#51
20200185282
2020-06-11

Manufacturing fluid sensing packages

#52
20200173974
2020-06-04

Flow-through measuring station

#53
20200064254
2020-02-27

Devices With Optically Readable Liquid Reservoirs

#54
20190302087
2019-10-03

Apparatus for measuring water hardness using ion selective electrode

#55
20190302086
2019-10-03

Method for determining hardness concentration using a monovalent ion selective electrode

#56
20190271615
2019-09-05

Systems and methods for automation of low-flow groundwater sampling

#57
20190242825
2019-08-08

Counting photoactive cells

#58
20190145901
2019-05-16

Device for detecting algae concentration using first derivative of visible light absorbance

#59
20190064062
2019-02-28

System and method to measure dissolved gases in liquid

#60
20180363422
2018-12-20

FLUID CHEMISTRY APPARATUS, SYSTEMS, AND RELATED METHODS

#61
20180356336
2018-12-13

Sensor

#62
20180354810
2018-12-13

Water quality detection and diversion device, system, and method

#63
20180246035
2018-08-30

Water quality analyzer

#64
20180196025
2018-07-12

Chemical sensor for heavy metal detection

#65
20180059085
2018-03-01

Water quality analysis system and method

#66
20170370893
2017-12-28

UNIVERSAL MULTI-PARAMETER REMOTE WATER MONITORING SYSTEM

#67
20170356834
2017-12-14

METHOD FOR QUANTITATIVELY AND QUALITATIVELY DETECTING PARTICLES IN LIQUID

#68
20170307580
2017-10-26

Method and apparatus for detecting contaminants in water

#69
20170248501
2017-08-31

Devices and methods for determination of bioavailability of pollutants

#70
20170219550
2017-08-03

Smart measurement system at the delivery point of a fluid

#71
20170205386
2017-07-20

Flow cell as well as a system and a method for analysing a fluid

#72
20170184529
2017-06-29

Water vapor distillation apparatus, method and system

#73
20170176406
2017-06-22

Test-element for a mobile water analysis arrangement

#74
20170174530
2017-06-22

Oil-In-Water Monitoring

#75
20170153217
2017-06-01

MICROFLUIDIC WATER SAMPLE ANALYSIS KIT

#76
20160091435
2016-03-31

Method, sample carrier, and device for the qualitative and/or quantitative detection of particles in a fluid

#77
20150362471
2015-12-17

Water quality measuring device

#78
20150346178
2015-12-03

System and method to measure dissolved gases in liquid

#79
20150233872
2015-08-20

Flow channel module and chromatograph provided with the flow channel module

#80
20150233817
2015-08-20

Method for determining an analyte in a water sample by means of a mobile water analysis arrangement

#81
20150177212
2015-06-25

Underwater vehicle and sensor

#82
20150177127
2015-06-25

Method and device for determining radical attrition potential

#83
20150132856
2015-05-14

Detection of quantity of water flow using quantum clusters

#84
20150115983
2015-04-30

Sensing method and system

#85
20150099304
2015-04-09

Photometric measurement cell

#86
20140273052
2014-09-18

CHEMICAL SENSING APPARATUS HAVING MULTIPLE IMMOBILIZED REAGENTS

#87
20140212336
2014-07-31

Liquid Analysis Apparatus

#88
20140154138
2014-06-05

Basic unit and test element for a mobile water analysis arrangement

#89
20140072474
2014-03-13

Liquid analysis cartridge

#90
20130309777
2013-11-21

Surrogate addition device and a method of analyte concentration

#91
20130271149
2013-10-17

System and method for monitoring ammonium bisulfide

#92
20130047749
2013-02-28

AUTONOMOUS PROCESS INSTRUMENT FLUSHING

#93
20130036799
2013-02-14

Amperometric sensor system

#94
20130036798
2013-02-14

Amperometric sensor system

#95
20120216605
2012-08-30

Amperometric sensor system

#96
20120185170
2012-07-19

Profile Apparatus for In Situ Measurement of Sediment Oxygen Demand and Method of Using the Same

#97
20120162651
2012-06-28

APPARATUS AND METHOD FOR MEASURING TRANSMITTANCE

#98
20120114089
2012-05-10

Apparatus for detecting contaminants in a liquid and a system for use thereof

#99
20120058508
2012-03-08

Detector for chemical compounds

#100
20110284395
2011-11-24

Simultaneous Electrochemical Detection of Multiple Heavy Metal Ions in Liquid

#101
20110223681
2011-09-15

Mobile water analysis arrangement and method for determining an analyte in a water sample

#102
20110212538
2011-09-01

Method for determining an analyte in a water sample by means of a mobile water analysis arrangement

#103
20110066382
2011-03-17

Systems and methods for detecting normal levels of bacteria in water using a multiple angle light scattering (MALS) instrument

#104
20100282606
2010-11-11

Electrochemical measurement system for the trace heavy metals in organic waste water

#105
20100132440
2010-06-03

Fluid monitoring apparatus and a method of operating the same

#106
20100072371
2010-03-25

Photometric method and apparatus for measuring a liquid's turbidity, fluorescence, phosphorescence and/or absorption coefficient

#107
20100007505
2010-01-14

Systems and methods for detecting normal levels of bacteria in water using a multiple angle light scattering (MALS) instrument

#108
20090060783
2009-03-05

POLYMER CONCENTRATION MONITORING SYSTEM AND USE THEREOF

#109
20080199969
2008-08-21

Method of monitoring bulk (total) microbiological activity in process streams

#110
20080199901
2008-08-21

Method of monitoring microbiological activity in process streams

#111
20080196853
2008-08-21

Method of monitoring surface associated microbiological activity in process streams

#112
20080116908
2008-05-22

Methods for detecting contaminants in a liquid

#113
20070278096
2007-12-06

Method and apparatus for stripping voltammetric and potentiometric detection and measurement of contamination in liquids

#114
20070195324
2007-08-23

Systems and methods for detecting radiation, biotoxin, chemical, and biological warfare agents using a multiple angle light scattering (MALS) instrument

#115
20070194244
2007-08-23

Systems and methods for detecting normal levels of bacteria in water using a multiple angle light scattering (MALS) instrument

#116
20070077178
2007-04-05

Photometric method and apparatus for measuring a liquid's turbidity, fluorescence, phosphorescence and/or absorption coefficient

#117
20060097182
2006-05-11

COD measuring method and device