ClassID:

169001

G01N33/0032 - CPC Classification

Classification description:

Investigating or analysing materials by specific methods not covered by groups -; Gaseous mixtures, e.g. polluted air; General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array using two or more different physical functioning modes

Recent Application in this class:
#1
20260086075
2026-03-26

METHOD AND STATION FOR MEASURING AIRBORNE MOLECULAR CONTAMINATION

#2
20260071904
2026-03-12

GAS FLOW RATE ESTIMATION DEVICE, GAS FLOW RATE ESTIMATION METHOD, NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING GAS FLOW RATE ESTIMATION PROGRAM, LEAKAGE GASDETECTION DEVICE, LEAKAGE GAS DETECTION METHOD, AND DETECTION DATA PROCESSING DEVICE

#3
20250377345
2025-12-11

Flue Gas Analysis Device

#4
20250297998
2025-09-25

SYSTEM AND METHODS FOR MEASURING AIRBORNE GLYCOL

#5
20250231160
2025-07-17

HYDROGEN SENSING WITH THERMAL COMPENSATION

#6
20250116643
2025-04-10

Gas Detector

#7
20250044267
2025-02-06

AIR QUALITY SENSOR-ACTUATOR DEVICE

#8
20250044248
2025-02-06

THERMAL CONDUCTIVITY SENSOR COMPRISING A CAP LAYER

#9
20240361287
2024-10-31

Soil Gas-Flux Measurement System

#10
20240201114
2024-06-20

SENSOR AND SENSOR SYSTEM

#11
20240077464
2024-03-07

CHEMICAL SENSOR SYSTEM

#12
20240011962
2024-01-11

SYSTEM AND METHOD FOR MULTI-GAS SENSING AT SEVERAL OPERATING TEMPERATURES

#13
20240011960
2024-01-11

INSPECTION APPARATUS

#14
20230361325
2023-11-09

SENSOR FOR DETECTING AT LEAST ONE PROPERTY OF A FLUID MEDIUM IN AT LEAST ONE MEASURING CHAMBER

#15
20230360511
2023-11-09

Methods and systems for automatically generating a remedial action in an industrial facility

#16
20230266292
2023-08-24

ODOR EVALUATION DEVICE

#17
20230213491
2023-07-06

Chemical capture system with integrated calibration and method of using such a system

#18
20230194490
2023-06-22

Detection device and electronic apparatus

#19
20230141978
2023-05-11

Method for multi-information fusion of gas sensitivity and chromatography and on-site detection and analysis of flavor substances based on electronic nose instrument

#20
20230119608
2023-04-20

System and method for probabilistic estimation and display of atmospheric gas data at a global scale

#21
20220381466
2022-12-01

System and Method for Measuring Individual Air Pollutant Exposure

#22
20220268750
2022-08-25

Integration and active flow control for environmental sensors

#23
20220163497
2022-05-26

Transportable gas detector unit having mounted gas sources for gas sensor testing and calibration

#24
20210364485
2021-11-25

AIR QUALITY MONITOR

#25
20210102925
2021-04-08

MACHINE OLFACTION SYSTEM AND METHOD

#26
20210102919
2021-04-08

Method for detecting an analyte based on the detection of a change of the mechanical properties of a freestanding nanoparticle composite material

#27
20210063345
2021-03-04

Inversion layer gas sensors using bulk silicon chemical sensitive transistors

#28
20210055273
2021-02-25

Apparatus and method for measuring gas concentration

#29
20210041408
2021-02-11

SWITCHGEAR CABINET FOR EXHAUST GAS MEASURING FACILITIES

#30
20200400631
2020-12-24

Online centralized monitoring and analysis method for multi-point malodorous gases using electronic nose instrument

#31
20200363386
2020-11-19

Method for determination and isolation of abnormal sub-sensors in a multi-core sensor

#32
20200363385
2020-11-19

Method for isolation and restoration for a multi core sensor system within a taxi

#33
20200363384
2020-11-19

Multi-core sensor system within taxi roof light

#34
20200363308
2020-11-19

Multi-core sensor system

#35
20200355665
2020-11-12

Integration and active flow control for environmental sensors

#36
20200309678
2020-10-01

MEMS gas sensor

#37
20200225203
2020-07-16

Real-time air monitoring with multiple sensing modes

#38
20200191761
2020-06-18

Sensing system and method

#39
20200057014
2020-02-20

Sensor device, measuring system and measuring method for detecting presence of liquid and/or humidity

#40
20190360985
2019-11-28

Combustion analyzer

#41
20190346328
2019-11-14

Method and apparatus for partial pressure detection

#42
20190316941
2019-10-17

Sensor device, method for operating a sensor device and electronic assembly comprising a sensor device

#43
20190227044
2019-07-25

ARTIFICIAL OLFACTORY SENSING SYSTEM AND MANUFACTURING METHOD OF THE SAME

#44
20190212242
2019-07-11

Gas detecting device

#45
20190137467
2019-05-09

Real-time air monitoring with multiple sensing modes

#46
20190128862
2019-05-02

Remote gas sensing using UAVs

#47
20190011416
2019-01-10

Continuous gas detection and monitoring apparatus for harsh environments

#48
20180356337
2018-12-13

Refrigerant analyzer and a method of using the same

#49
20180348183
2018-12-06

Portable long term gas detecting and monitoring apparatus

#50
20180321209
2018-11-08

METHODS AND PROCESSES FOR DETECTION OF A SUBSTANCE USING AN ELECTRONIC NOSE AND TONGUE DEVICE

#51
20180321207
2018-11-08

Infrared gas detector with secondary sensor

#52
20180299418
2018-10-18

DEVICE AND METHOD FOR CAPTURING AND RECORDING FINE PARTICLES AND/OR THE DENSITY OF NOX GASES IN THE AIR

#53
20180299416
2018-10-18

Method for identifying an analyte in a fluid

#54
20180292302
2018-10-11

Generation source analyzing device and generation source analyzing system

#55
20180252640
2018-09-06

Gas concentration sensor with improved accuracy

#56
20180224415
2018-08-09

Multi-source data assimilation for three-dimensional environmental monitoring

#57
20180087815
2018-03-29

System and method for detecting refrigerant contamination in an HVACR system

#58
20170352243
2017-12-07

Methods and systems for automatically generating a remedial action in an industrial facility

#59
20170310809
2017-10-26

Air quality monitor and air quality monitoring system carried by smart phone

#60
20170234845
2017-08-17

Portable gas detecting and monitoring apparatus

#61
20170176403
2017-06-22

Hydrogen concentration measuring device

#62
20170131253
2017-05-11

Electronic nose and tongue device for real-time monitoring and analysis of liquid and gaseous substances

#63
20170122921
2017-05-04

Interference Free Gas Measurement

#64
20160349176
2016-12-01

Multi-component gas analysis system and multi-component gas analysis method

#65
20160202225
2016-07-14

System for Detecting a Gas and Method Therefor

#66
20160069831
2016-03-10

Compact sensor module for a combination of pressure, humidity and/or temperature sensors

#67
20160061799
2016-03-03

Wireless combustion/efficiency analyzer

#68
20160061761
2016-03-03

Sensitivity and selectivity of chemoresistor type gas sensors

#69
20160018373
2016-01-21

SYSTEMS AND METHODS FOR MONITORING AND CONTROLLED CAPTURE OF AIR SAMPLES FOR ANALYSIS

#70
20150369784
2015-12-24

DEVICE FOR MEASURING RESIDUAL OIL

#71
20150362467
2015-12-17

Leak detector

#72
20150330817
2015-11-19

Method and Device for Environmental and Health Monitoring

#73
20150136600
2015-05-21

Gas sensing system

#74
20150018703
2015-01-15

Capnography module with automatic switching between mainstream and sidestream monitoring

#75
20140321031
2014-10-30

Method for operating an electrical apparatus

#76
20140264027
2014-09-18

Gas analysers and a method of making a gas analyser

#77
20140102172
2014-04-17

Integrated circuit comprising a thermal conductivity based gas sensor

#78
20140093971
2014-04-03

System and Method for Determining Concentration of Oxygen in Chemical Mixtures

#79
20130344609
2013-12-26

CHEMICAL SENSOR IN A PORTABLE ELECTRONIC DEVICE

#80
20130319083
2013-12-05

Device for analyzing the internal atmosphere of the casing of an electronic rotating machine

#81
20130213114
2013-08-22

Leak detector

#82
20130145824
2013-06-13

Pollution measurement apparatus for easily exchanging sensor

#83
20120304742
2012-12-06

INTEGRATED CMOS POROUS SENSOR

#84
20120203461
2012-08-09

Method and device for environmental monitoring

#85
20120095684
2012-04-19

METHOD AND DEVICE FOR ENVIRONMENTAL MONITORING

#86
20110320136
2011-12-29

Autonomous monitoring method and system using sensors of different sensitivities

#87
20110015875
2011-01-20

Method and device for the detection and identification of gases in airplane interior spaces

#88
20110000192
2011-01-06

Exhaust gas sensor device, engine control device and method

#89
20100219960
2010-09-02

Detector system and method to detect or determine a specific gas within a gas mixture

#90
20100156647
2010-06-24

Visual indicator of gas sensor impairment

#91
20100060465
2010-03-11

Apparatus and method for microfabricated multi-dimensional sensors and sensing systems

#92
20090216461
2009-08-27

Autonomous monitoring method and system using sensors of different sensitivities

#93
20090175764
2009-07-09

Measurement device with at least one sensor

#94
20090064759
2009-03-12

Environmental sensing unit

#95
20090048781
2009-02-19

Method and device for environmental monitoring

#96
20080206105
2008-08-28

Apparatus for determining the concentration of chemical components in a liquid or gaseous system using multiple sensors

#97
20080175345
2008-07-24

Method and sampling system for taking sample from the atmosphere in the reactor containment of a nuclear plant

#98
20070240489
2007-10-18

Thin film gas sensor configuration

#99
20060282225
2006-12-14

Autonomous monitoring method and system using sensors of different sensitivities

#100
20060236752
2006-10-26

Vehicle exhaust gas analyzer

#101
20060208917
2006-09-21

Gas sensor for use as a fire detector

#102
20060073077
2006-04-06

Method of monitoring operational status of sensing devices for determining the concentration of chemical components in a fluid

#103
20060034726
2006-02-16

Multiple sensing system and device

#104
20050284208
2005-12-29

Gas detecting apparatus, gas detecting method and fuel cell vehicle

#105
20050191757
2005-09-01

Method and apparatus for detecting humans and human remains

#106
20050183967
2005-08-25

Thin film gas sensor configuration

#107
20050178185
2005-08-18

Device for analyzing matter

#108
20050061056
2005-03-24

Apparatus, systems and methods for detecting and transmitting sensory data over a computer network