ClassID:

168524

G01N27/4175 - CPC Classification

Classification description:

Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis; Systems using cells, i.e. more than one cell and probes with solid electrolytes Calibrating or checking the analyser

Recent Application in this class:
#1
20260110661
2026-04-23

GAS SENSOR

#2
20250231140
2025-07-17

INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD

#3
20240310325
2024-09-19

POTENTIOSTAT WITH OFFSET CALIBRATION

#4
20240280445
2024-08-22

WHOLE VEHICLE FAULT DETECTION USING CENTRALLY LOCATED GAS ANALYSIS

#5
20240192161
2024-06-13

GAS SENSOR AND CONTROL METHOD OF GAS SENSOR

#6
20240183819
2024-06-06

ELECTROCHEMICAL SENSOR, AND MEASURING DEVICE

#7
20240053296
2024-02-15

Method for Operating a Wide-Band Lambda Probe

#8
20230384278
2023-11-30

METHOD, APPARATUS AND SYSTEM FOR MONITORING SENSOR HEALTH AND GAS RESPONSE FOR CATALYTIC PELLISTOR POISONING

#9
20230144467
2023-05-11

METHOD FOR OPERATING A GAS BURNER AND GAS BURNER FOR PERFORMING THE METHOD

#10
20230130751
2023-04-27

Method to use artificial intelligence to enhance visual inspection of oxygen sensors

#11
20220331533
2022-10-20

Calibration method for oxygen sensor, medical ventilation system, anesthetic machine, and ventilator

#12
20210405079
2021-12-30

Automated analyzer and automated analysis method

#13
20210348575
2021-11-11

Method and apparatus for diagnosing an exhaust gas sensor

#14
20210310986
2021-10-07

Gas detection system with eliminating influence of ambient temperature and humidity changes and the method thereof

#15
20210262977
2021-08-26

Potentiostat with offset calibration

#16
20210148849
2021-05-20

Sensor interrogation

#17
20210088472
2021-03-25

GAS CONCENTRATION MEASURING DEVICE AND MANUFACTURING METHOD FOR THE SAME

#18
20200300809
2020-09-24

Ion concentration measurement device

#19
20200271677
2020-08-27

Automated analyzer and automated analysis method

#20
20200088666
2020-03-19

Gas-sensor diagnosing method

#21
20200018721
2020-01-16

Calibrating an oxygen sensor of a domestic appliance

#22
20190265184
2019-08-29

System and method for auto-ranging/auto-calibrating universal ion-selective probe mobile technology interface

#23
20190257782
2019-08-22

Electrochemical sensor containing an internal reference cell

#24
20190204282
2019-07-04

NOsensor diagnostic system and method

#25
20190195828
2019-06-27

Method for the dynamic monitoring of a NOx sensor

#26
20190145928
2019-05-16

Method for operating an internal combustion engine

#27
20190107071
2019-04-11

Sensor control apparatus

#28
20190094177
2019-03-28

Sensor control apparatus

#29
20190063355
2019-02-28

Exhaust system for internal combustion engine

#30
20190049406
2019-02-14

Electronic control unit

#31
20190025244
2019-01-24

Gas sensor calibration method

#32
20180356381
2018-12-13

Air pollution monitoring

#33
20180340909
2018-11-29

Gas sensor control device

#34
20180321302
2018-11-08

Impedance characteristic circuit for electrochemical sensor

#35
20180306745
2018-10-25

Sensor control apparatus

#36
20180306673
2018-10-25

Oxygen sensor element blackening detection

#37
20180306136
2018-10-25

Anomaly determination apparatus and control system

#38
20180299404
2018-10-18

SENSOR APPARATUS AND SENSOR UNIT

#39
20180266988
2018-09-20

Temperature compensation method for gas sensor module using change of heater current

#40
20180259543
2018-09-13

Method of determining an analyte concentration

#41
20180238829
2018-08-23

ION CONCENTRATION MEASUREMENT DEVICE

#42
20180231487
2018-08-16

ELECTROANALYTICAL IMAGING METHODS AND DEVICES INVOLVING A SUBSTRATE WITH AN ARRAY OF ELECTRODES

#43
20180224396
2018-08-09

Gas concentration measuring apparatus

#44
20180164267
2018-06-14

NOsensor diagnostic system and method

#45
20180106755
2018-04-19

Gas sensor control device

#46
20180059045
2018-03-01

Method and device for determining an internal resistance of a sensor element

#47
20180031518
2018-02-01

Gas sensor

#48
20180024093
2018-01-25

Controller and abnormality detecting method of air-fuel-ratio sensor

#49
20170356378
2017-12-14

Control device of exhaust sensor

#50
20170356323
2017-12-14

Control device of exhaust sensor

#51
20170322173
2017-11-09

Method for producing a gas sensor device for detecting at least one gaseous analyte, and gas sensor device for detecting at least one gaseous analyte

#52
20170284960
2017-10-05

Inspection apparatus for gas sensor

#53
20170276638
2017-09-28

Gas sensor manufacturing method and gas sensor manufacturing apparatus

#54
20170205314
2017-07-20

Oxygen sensor element blackening detection

#55
20160327512
2016-11-10

Method and device for monitoring the capability of an exhaust-gas analyzer probe to measure rich gas

#56
20160290961
2016-10-06

Abnormality diagnosis system of a gas sensor

#57
20160252479
2016-09-01

Method for diagnosing a lambda sensor during ongoing operation

#58
20160230686
2016-08-11

Gas sensor control device

#59
20160223488
2016-08-04

Gas sensor control device

#60
20160209383
2016-07-21

NOsensor diagnostic system and method

#61
20160209358
2016-07-21

Gas concentration measuring apparatus

#62
20160186637
2016-06-30

Failure determination apparatus for oxygen concentration sensor

#63
20160178574
2016-06-23

TEST STRIP AND METHOD TO DETERMINE TEST STRIP COMPATIBILITY

#64
20160139097
2016-05-19

Method for verifying correct function of sampling equipment

#65
20160123922
2016-05-05

Gas sensor control apparatus

#66
20160097738
2016-04-07

Gas sensor system

#67
20160097737
2016-04-07

Gas sensor system

#68
20150346056
2015-12-03

Method and device for the operation of a binary lambda sensor arranged in an exhaust gas tract of an internal combustion engine

#69
20150323493
2015-11-12

Air-fuel ratio sensor control device

#70
20150276696
2015-10-01

Method and device for calibrating an exhaust gas sensor

#71
20150276672
2015-10-01

Method and device for diagnosing the air reference channel of a broadband lambda probe

#72
20150268193
2015-09-24

Composition and method for gel electrophoresis with in-situ calibration

#73
20150002171
2015-01-01

Analyte test sensor and method of manufacturing the same

#74
20140290329
2014-10-02

In situ probe with improved diagnostics and compensation

#75
20140238102
2014-08-28

Method for adjusting a gas sensor

#76
20140191773
2014-07-10

Control device for oxygen concentration sensor

#77
20140183060
2014-07-03

Method for diagnosing an electrical lead to an electrode of a sensor element for sensing at least one property of a measured gas in a measured gas space

#78
20140136136
2014-05-15

NOdetection apparatus and NOsensor system

#79
20140033812
2014-02-06

System and method for diagnosing a fault in an oxygen sensor based on engine speed

#80
20140012486
2014-01-09

Method and control unit for detecting a voltage offset of a voltage-lambda characteristic curve

#81
20140007644
2014-01-09

Method and device for correcting a characteristic curve of a two-step lambda oxygen sensor

#82
20130338902
2013-12-19

Method and device for carrying out a zero point adaptation of a lambda probe of an internal combustion engine

#83
20130306474
2013-11-21

Biological sample measuring device

#84
20130234744
2013-09-12

Diagnosis method and control unit for performing a diagnosis of a lambda sensor of the UEGO type of an exhaust system for an internal combustion engine

#85
20130219984
2013-08-29

Method for diagnosing an electrical contact connection of an exhaust gas sensor

#86
20130186777
2013-07-25

Sensor interrogation

#87
20130186169
2013-07-25

Method for detecting the type of lambda probes

#88
20130167511
2013-07-04

Method for correcting the pump current of a sensor element

#89
20130086972
2013-04-11

CALIBRATION TECHNIQUE FOR CALIBRATING A ZIRCONIUM OXIDE OXYGEN SENSOR AND CALIBRATED SENSOR

#90
20130062200
2013-03-14

ABNORMALITY DIAGNOSTIC APPARATUS FOR GAS SENSOR

#91
20130055786
2013-03-07

Method for an operational test measurement of a lambda probe, and device for carrying out method

#92
20120293183
2012-11-22

Method and control unit for monitoring cable faults on a broadband lambda probe

#93
20120266647
2012-10-25

Device and method for diagnosing an exhaust gas sensor

#94
20120232745
2012-09-13

Oxygen sensor control apparatus

#95
20120177536
2012-07-12

AUTOMATIC ANALYZER

#96
20120173163
2012-07-05

Data storing exhaust gas probe

#97
20120167656
2012-07-05

Method and diagnostic device for diagnosing a heatable exhaust gas sensor of an internal combustion engine

#98
20120131909
2012-05-31

Control apparatus for gas sensor

#99
20120125090
2012-05-24

Method and system to diagnose exhaust gas sensor deterioration

#100
20120103805
2012-05-03

DIAGNOSIS OF A CRACKED MULTI-CHAMBER SOLID-ELECTROLYTE GAS SENSOR

#101
20120097553
2012-04-26

Method for measuring and/or calibrating a gas sensor

#102
20120046910
2012-02-23

Exhaust gas sensor abnormality diagnostic device

#103
20110214988
2011-09-08

Gas sensor element, gas sensor and control system of gas sensor

#104
20110199709
2011-08-18

Sensor control apparatus and sensor control method

#105
20110174615
2011-07-21

Deterioration signal generation device for oxygen sensor

#106
20110174049
2011-07-21

Inspection apparatus for sensor element, and method for inspecting electrical characteristics of sensor element

#107
20110153256
2011-06-23

Self-calibrating NOsensor

#108
20110146379
2011-06-23

Method and device for examining an exhaust gas sensor

#109
20110100842
2011-05-05

Method for diagnosing a NOx readings recorder

#110
20110016949
2011-01-27

Gas concentration detection apparatus

#111
20110012630
2011-01-20

Device for checking the operability of a sensor element

#112
20100083743
2010-04-08

Procedure and device for diagnosing an exhaust gas probe

#113
20090321279
2009-12-31

DIAGNOSIS OF A CRACKED MULTI-CHAMBER SOLID-ELECTROLYTE GAS SENSOR

#114
20090288469
2009-11-26

Self-calibrating NOsensor

#115
20090282891
2009-11-19

Method for diagnosing the reliability performance of a jump probe

#116
20090223836
2009-09-10

Frequency Technique for Electrochemical Sensors

#117
20090139212
2009-06-04

DIAGNOSTIC DEVICE FOR NOx SENSOR

#118
20090139210
2009-06-04

Gas concentration sensor drift and failure detection system

#119
20090133464
2009-05-28

Oxygen sensor readiness detection

#120
20090120161
2009-05-14

Gas sensor control device

#121
20090095048
2009-04-16

Oxygen sensor inspection method and apparatus and oxygen sensor production method

#122
20090089011
2009-04-02

Exhaust gas sensor abnormality diagnostic device

#123
20090084172
2009-04-02

Diagnostic method and apparatus for gas sensor

#124
20090057163
2009-03-05

Measuring method for monitoring residual oxygen in an exhaust gas

#125
20090014327
2009-01-15

Analyte test sensor and method of manufacturing the same

#126
20090013666
2009-01-15

Method for determining malfunction of nitrogen oxide sensor and selective catalytic reduction system operating the same

#127
20080307852
2008-12-18

Method and device for the calibration of an exhaust gas probe, and method and device for the operation of an internal combustion engine

#128
20080296174
2008-12-04

System and method for improving accuracy of a gas sensor

#129
20080237064
2008-10-02

Method of correcting output of NOx sensor

#130
20080197022
2008-08-21

Gas sensor control apparatus designed to ensure accuracy of measurement in gas sensor

#131
20080196702
2008-08-21

Diagnostic method and control apparatus for gas sensor

#132
20080196489
2008-08-21

Diagnostic method and control apparatus for gas sensor

#133
20080149500
2008-06-26

Diagnostic and control methods for internally calibrated oxygen sensor

#134
20080134752
2008-06-12

Sensor system and method

#135
20080128277
2008-06-05

Degradation detector and detecting method

#136
20080116071
2008-05-22

Oxygen Sensor Degradation Judging Device

#137
20080067080
2008-03-20

Multiple frequency method for operating electrochemical sensors

#138
20080060939
2008-03-13

Method of diagnosing malfunction in gas concentration detecting unit and malfunction diagnostic apparatus thereof

#139
20080041134
2008-02-21

Oxygen sensor deterioration detection method

#140
20070273540
2007-11-29

Gas sensor system with failure diagnostic function and failure diagnosis method for gas sensor system

#141
20070250230
2007-10-25

Diagnosis apparatus for internal combustion engine

#142
20070187240
2007-08-16

Gas sensor, gas concentration detecting system and related manufacturing method

#143
20070119709
2007-05-31

Sensor deterioration judging apparatus and sensor deterioration judging method

#144
20070119708
2007-05-31

Sensor deterioration judging apparatus and sensor deterioration judging method

#145
20070113615
2007-05-24

Procedure to calibrate a signal supplied by a lambda sensor and device to implement the procedure

#146
20070045112
2007-03-01

Failure detection apparatus and failure detection method for exhaust gas sensor

#147
20070012564
2007-01-18

Element crack detecting apparatus and method for oxygen sensor

#148
20070007134
2007-01-11

Gas concentration measuring apparatus designed to establish quick determination of degree of activation of gas sensor

#149
20060266096
2006-11-30

Calibration device for carbon dioxide sensor

#150
20060190159
2006-08-24

Diagnosis apparatus for internal combustion engine

#151
20060157348
2006-07-20

Method and apparatus for diagnosing an abnormality of a gas-concentration measuring apparatus

#152
20060144704
2006-07-06

Analyte test sensor and method of manufacturing the same

#153
20060137427
2006-06-29

Circuit arrangement for operating a gas sensor

#154
20060091007
2006-05-04

Gas detecting device with self-diagnosis for electrochemical gas sensor

#155
20050288847
2005-12-29

Abnormality diagnosis method and apparatus for gas concentration measuring device

#156
20050284759
2005-12-29

Gas concentration measuring apparatus designed to compensate for output error

#157
20050263408
2005-12-01

Calibration method and zirconia-type oxygen analyzer using this method

#158
20050230248
2005-10-20

Gas concentration measuring apparatus designed to compensate for output error

#159
20050217347
2005-10-06

Gas concentration measuring apparatus with failure monitor

#160
20050173263
2005-08-11

Diagnostic and control methods for internally calibrated oxygen sensor

#161
20050139468
2005-06-30

System for calibration of gas sensors

#162
20050121338
2005-06-09

Self-diagnostic method for electrochemical gas sensor and gas detecting device

#163
20050103000
2005-05-19

Diagnosis of a urea SCR catalytic system

#164
20050096806
2005-05-05

Non-intrusive diagnostic tool for sensing oxygen sensor operation

#165
20050016253
2005-01-27

Passive oxygen sensor diagnostic

#166
20050000832
2005-01-06

Measuring apparatus for monitoring residual oxygen in an exhaust gas