ClassID:

168999

G01N33/0029 - 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 cleaning

Recent Application in this class:
#1
20260029391
2026-01-29

SELF-CLEANING SMOKE DETECTOR

#2
20260029366
2026-01-29

REGENERATION METHOD FOR AN ELECTROCHEMICAL SENSOR AND CORRESPONDING SENSOR ARRANGEMENT

#3
20250189500
2025-06-12

AEROSOL DETECTION SYSTEMS

#4
20250137983
2025-05-01

ATMOSPHERIC ENVIRONMENT ANALYSIS SYSTEM

#5
20250102483
2025-03-27

Probe Housing and Probe Device Having a Sensor and a Probe Housing

#6
20250100161
2025-03-27

SUBSTRATE CARRIER DETERIORATION DETECTION AND REPAIR

#7
20250003935
2025-01-02

Environmental monitoring device for air pollution

#8
20240410867
2024-12-12

DEVICE FOR MEASURING ODOR AND METHOD FOR MEASURING ODOR USING THE SAME

#9
20240298384
2024-09-05

WINDOW HEATING APPARATUS

#10
20230408472
2023-12-21

METHODS AND SYSTEMS FOR LIMITING WATER WITHIN A PHOTOIONIZATION DETECTOR

#11
20230266206
2023-08-24

ODOR MEASUREMENT DEVICE, CONTROL DEVICE, AND ODOR DETERMINATION METHOD

#12
20230191619
2023-06-22

System with substrate carrier deterioration detection and repair

#13
20220365050
2022-11-17

Method and system of ignition interlock device calibration and cleaning

#14
20220221438
2022-07-14

System and Method for Chemical Contamination Detection and Decontamination Certification

#15
20220105512
2022-04-07

METHOD AND DEVICE FOR THE QUALITATIVE AND/OR QUANTITATIVE MEASUREMENT OF ODORS PRODUCED BY A PHYSICOCHEMICAL TRANSFORMATION OF A PRODUCT

#16
20220042903
2022-02-10

Gas sensor with two switchable filters and method for operating such a gas sensor

#17
20220018739
2022-01-20

Method for analyzing samples of a gas in a rotary cement kiln

#18
20210382024
2021-12-09

Sensor arrangement and method for sensing an amount or a concentration of a target fluid in a medium with the sensor arrangement

#19
20210164893
2021-06-03

SPECIES SPECIFIC SENSOR FOR EXHAUST GASES AND METHOD THEREOF

#20
20210160969
2021-05-27

Window heating apparatus

#21
20210118665
2021-04-22

Substrate carrier deterioration detection and repair

#22
20210033583
2021-02-04

Systems and methods for improving detection accuracy in electronic trace detectors

#23
20210003542
2021-01-07

Methods and systems for limiting water within a photoionization detector

#24
20200080918
2020-03-12

Lance for a gas analysis system

#25
20200040798
2020-02-06

Detection sensor comprising a selective high-electron-mobility transistor for detecting a gaseous or liquid component

#26
20200033308
2020-01-30

Sensor built-in filter structure and wafer accommodation container

#27
20200025735
2020-01-23

GAS MULTIPLE MEASURE MODULE AND MEASURE PROCESS

#28
20200025706
2020-01-23

System and method for identifying and cleaning contamination of an electrochemical sensor

#29
20200003746
2020-01-02

System and method for chemical contamination detection and decontamination certification

#30
20190323982
2019-10-24

Gas sensor device and method for removing gas component

#31
20190234851
2019-08-01

Gas detecting device

#32
20190131119
2019-05-02

Substrate carrier deterioration detection and repair

#33
20180348095
2018-12-06

Gas sampling methods

#34
20180166908
2018-06-14

Particle counter system and detecting apparatus

#35
20180164270
2018-06-14

Particle counter system and detecting apparatus

#36
20180164269
2018-06-14

Detecting apparatus and volatile organic compound detector

#37
20180078899
2018-03-22

Measuring apparatus having a device for generating clean air

#38
20170328816
2017-11-16

Apparatus and method for measuring odours

#39
20170191984
2017-07-06

Method and apparatus for measuring endogenous CO concentration in alveolar air

#40
20170184556
2017-06-29

Compact gas sensor with enhanced selectivity

#41
20170160249
2017-06-08

Exhaust sensor for internal combustion engines

#42
20170146450
2017-05-25

SPECIES SPECIFIC SENSOR FOR EXHAUST GASES AND METHOD THEREOF

#43
20160348561
2016-12-01

Analyzing apparatus and exhaust gas treating system

#44
20160327532
2016-11-10

Gas-measuring device

#45
20160161458
2016-06-09

Function diagnostic system for filter of internal combustion engine

#46
20140231272
2014-08-21

Sulphite sensor and method for measuring sulphite concentration in a substance

#47
20140202234
2014-07-24

Sample cleaning element for gas analyzer

#48
20140002823
2014-01-02

Gas analysis device

#49
20130171687
2013-07-04

Development of a detection microsystem

#50
20120153360
2012-06-21

METHOD AND DEVICE FOR REGENERATING A HYDROGEN SENSOR

#51
20120085144
2012-04-12

In-situ sensor for automated measurements of gas content in liquid and related system and method

#52
20110247396
2011-10-13

Sensor system with close-loop-adsorption circulation

#53
20100328663
2010-12-30

Optical backscatter probe for sensing particulate in a combustion gas stream

#54
20100001211
2010-01-07

Method and apparatus for enhancing detection characteristics of a chemical sensor system

#55
20090320888
2009-12-31

Multi-port probe purge systems and techniques

#56
20090000349
2009-01-01

Controlled humidification calibration checking of continuous emissions monitoring system