ClassID:

168495

G01N27/4075 - 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; Cells and electrode assemblies; Cells and probes with solid electrolytes for investigating or analysing gases Composition or fabrication of the electrodes and coatings thereon, e.g. catalysts

Sub-classes:
Recent Application in this class:
#1
20260110659
2026-04-23

GAS SENSOR

#2
20250377331
2025-12-11

METHOD FOR MANUFACTURING AN ELECTRICAL COMPONENT BY MEANS OF SUCCESSIVE PRINTING AND SINTERING OF PARTICLE-CONTAINING INK

#3
20250306001
2025-10-02

METHOD FOR MAKING A ZINC OXIDE THIN FILM

#4
20250283844
2025-09-11

GAS SENSOR, AND CONCENTRATION MEASUREMENT METHOD USING GAS SENSOR

#5
20250271409
2025-08-28

METHOD OF FORMING A METAL OXIDE NANOSTRUCTURED THIN FILM

#6
20250271408
2025-08-28

GAS SENSOR ASSEMBLY METHOD

#7
20250264438
2025-08-21

GAS SENSOR

#8
20250224363
2025-07-10

GAS SENSOR, AND CONCENTRATION MEASUREMENT METHOD USING GAS SENSOR

#9
20250216359
2025-07-03

GAS SENSOR, AND CONCENTRATION MEASUREMENT METHOD USING GAS SENSOR

#10
20250208088
2025-06-26

COMPACT SCALABLE DISSOLVED OXYGEN SENSOR

#11
20250164435
2025-05-22

SENSOR ELEMENT AND GAS SENSOR

#12
20250137982
2025-05-01

Telemetric Sensor System for Sub PPM Hydrogen Detection and Quantification

#13
20250116628
2025-04-10

CELL ANALYSIS USING CHEMFET SENSOR ARRAY-BASED SYSTEMS

#14
20250003920
2025-01-02

SENSOR ELEMENT

#15
20250003912
2025-01-02

NANOGAP-BASED HYDROGEN SENSOR AND MANUFACTURING METHOD THEREOF

#16
20240377350
2024-11-14

SENSOR ELEMENT

#17
20240288401
2024-08-29

SOLID ELECTROLYTE, ELECTROCHEMICAL ELEMENT, AND LIMITING CURRENT TYPE GAS SENSOR

#18
20240272111
2024-08-15

ELECTROCHEMICAL GAS SENSOR

#19
20240255463
2024-08-01

CARBON MONOXIDE GAS SENSOR

#20
20240241076
2024-07-18

SENSOR ELEMENT AND GAS SENSOR

#21
20240118237
2024-04-11

NANOCOMPOSITE OF MOLYBDENUM OXIDE AND CONDUCTIVE CARBON FOR FORMALDEHYDE GAS DETECTION AT ROOM TEMPERATURE

#22
20240068977
2024-02-29

ZnO/CARBON ALLOTROPE COMPLEX FOR SENSING OF LOW PPM FORMALDEHYDE GAS AND MANUFACTURING METHOD THEREOF

#23
20240067773
2024-02-29

ORGANIC CONDUCTING POLYMERS AND USES THEREOF

#24
20240011936
2024-01-11

METAL DOPED ORGANIC FRAMEWORK-BASED CATALYST, AND OXYGEN SENSING ELECTRODE USING SAME

#25
20230384256
2023-11-30

SENSOR ELEMENT AND GAS SENSOR

#26
20230129295
2023-04-27

Cell analysis using ChemFET sensor array-based systems

#27
20230070856
2023-03-09

Method for fabricating a gas sensor with a metal oxide thin film

#28
20230049675
2023-02-16

Gas sensor

#29
20220412916
2022-12-29

ELECTROCHEMICAL GAS SENSOR

#30
20220390411
2022-12-08

CARBON DIOXIDE SENSOR

#31
20220365022
2022-11-17

InGaZnO (IGZO) based system for gas detection at room temperature

#32
20220326174
2022-10-13

ELECTROCHEMICAL OXYGEN SENSOR

#33
20220308010
2022-09-29

Sensor element and gas detection method using sensor element

#34
20220283113
2022-09-08

Thread-based oxygen sensor

#35
20220260518
2022-08-18

SENSOR ELEMENT OF GAS SENSOR AND METHOD FOR FORMING PROTECTIVE LAYER OF SENSOR ELEMENT

#36
20220236212
2022-07-28

Sensor element of NOx sensor

#37
20220236210
2022-07-28

Sensor element of gas sensor

#38
20220214303
2022-07-07

MANUFACTURING METHOD FOR GAS SENSOR ELEMENT, GAS SENSOR ELEMENT, AND GAS SENSOR

#39
20220196239
2022-06-23

High Temperature Carbon Monoxide Sensor for In-situ Combustion Monitoring

#40
20220170882
2022-06-02

GAS DETECTION DEVICE FOR GASEOUS COMPOUND

#41
20220074887
2022-03-10

Gas sensor element and gas sensor

#42
20220018797
2022-01-20

RAPID AIRBORNE VIRAL SENSOR AND METHODS RELATED THERETO

#43
20220011261
2022-01-13

GAS SENSOR

#44
20210341413
2021-11-04

Gas sensor

#45
20210318262
2021-10-14

Gas sensor element and gas sensor

#46
20210310984
2021-10-07

AMMONIA SENSOR

#47
20210302363
2021-09-30

Sensor element and gas sensor

#48
20210302358
2021-09-30

SENSOR ELEMENT AND GAS SENSOR

#49
20210247368
2021-08-12

METHOD AND APPARATUS TO GENERATE BREATH VOC SIGNATURES THAT CAN BE CORRELATED TO PHYSIOLOGICAL METRICS INDICATIVE OF SPECIFIC MEDICAL CONDITIONS

#50
20210247354
2021-08-12

AMMONIA DETECTOR

#51
20210247353
2021-08-12

Limiting-current type gas sensor

#52
20210208092
2021-07-08

Gas detection device

#53
20210190721
2021-06-24

Room temperature UV-activated hydrogen gas sensor

#54
20210181141
2021-06-17

Gas sensor element and gas sensor

#55
20210148853
2021-05-20

In-situ oxygen analyzer with solid electrolyte oxygen sensor and ancillary output

#56
20210109056
2021-04-15

Electrochemical Gas Sensor

#57
20210088471
2021-03-25

Sensor element, gas sensor, and gas sensor unit

#58
20210072180
2021-03-11

Gas sensor element, and gas sensor

#59
20210063344
2021-03-04

Sensor element

#60
20210055254
2021-02-25

SENSOR ELEMENT AND GAS SENSOR

#61
20210025845
2021-01-28

Method of producing gas sensor element

#62
20210005899
2021-01-07

Membrane electrode assembly of electrochemical device, membrane electrode assembly of fuel cell, fuel cell, membrane electrode assembly of electrochemical hydrogen pump, electrochemical hydrogen pump, membrane electrode assembly of hydrogen sensor, and hydrogen sensor

#63
20200386698
2020-12-10

Gas sensor comprising composite structure including graphene and metal particle bonded to each other and method for manufacturing same

#64
20200377648
2020-12-03

ORGANIC CONDUCTING POLYMERS AND USES THEREOF

#65
20200363369
2020-11-19

GAS SENSOR ELEMENT AND GAS SENSOR

#66
20200309728
2020-10-01

Sensor element and gas sensor

#67
20200300802
2020-09-24

METHANE SENSOR AND METHOD OF MAKING A METHANE SENSOR

#68
20200271604
2020-08-27

Nanowire-based sensors with integrated fluid conductance measurement and related methods

#69
20200256828
2020-08-13

Fluid flow conductance measurement devices and related methods

#70
20200249198
2020-08-06

Four point semiconductor nanowire-based sensors and related methods

#71
20200217815
2020-07-09

Gas sensor device, gas measuring equipment, and method for fabricating gas sensor device

#72
20200209181
2020-07-02

Electrochemical method and device for detecting the effect of anticancer drugs

#73
20200200701
2020-06-25

Gas sensor

#74
20200200700
2020-06-25

Sensor element and gas sensor

#75
20200200699
2020-06-25

Two-dimensional material based ion exchange membrane sensors

#76
20200150078
2020-05-14

System and method for portable and area detection with a heat index sensor

#77
20200150077
2020-05-14

Portable gas sensing instrument

#78
20200141896
2020-05-07

Gas sensor element and gas sensor

#79
20200132618
2020-04-30

Gas sensor

#80
20200088676
2020-03-19

Cell analysis using ChemFET sensor array-based systems

#81
20200088666
2020-03-19

Gas-sensor diagnosing method

#82
20200080958
2020-03-12

Sensor and method for gas testing

#83
20200064324
2020-02-27

METHOD AND PROCESS FOR CREATING NANOMATERIALS FOR SENSING AIRBORNE ENVIRONMENTAL POLLUTANTS (CO, NO2, O3)

#84
20200064321
2020-02-27

Low power circuitry for biasing a multi-channel gas sensor array and to act as a transducer for a digital back-end

#85
20200064304
2020-02-27

Method of determining a concentration of hydrogen gas with a hydrogen gas sensor

#86
20200062598
2020-02-27

PLATINUM AND TIN OXIDE CO-FUNCTIONALIZED SINGLED WALLED CARBON NANOTUBES (PT/SNO2/SWNTS) AND THEIR SENSING PROPERTIES TOWARDS CARBON MONOXIDE AT ROOM TEMPERATURE

#87
20200049653
2020-02-13

Gas sensor

#88
20200049362
2020-02-13

Leak detection unit for refrigerant system

#89
20200018720
2020-01-16

Gas detection method, gas detection system, and gas desorption method

#90
20200003725
2020-01-02

Gas sensor and sensor element

#91
20190391109
2019-12-26

GAS SENSOR

#92
20190383767
2019-12-19

Gas sensor and method of producing gas sensor

#93
20190360963
2019-11-28

OXYGEN SENSOR FOR CO BREAKTHROUGH MEASUREMENTS

#94
20190360960
2019-11-28

Compositions and methods for gas sample analysis

#95
20190331635
2019-10-31

SOLID ELECTROLYTE BODY FOR GAS SENSOR ELEMENT, PRODUCTION METHOD THEREOF AND GAS SENSOR ELEMENT

#96
20190317043
2019-10-17

Electrochemical gas sensor for detecting hydrogen cyanide gas

#97
20190317042
2019-10-17

SYSTEMS AND METHODS FOR A PRINTED ELECTROCHEMICAL GAS SENSOR

#98
20190317041
2019-10-17

Gas sensor

#99
20190302077
2019-10-03

Ammonia sensor element and gas sensor

#100
20190285574
2019-09-19

Gas sensor

#101
20190285571
2019-09-19

Sensor element and gas sensor

#102
20190277797
2019-09-12

Gas sensor

#103
20190277796
2019-09-12

Sensor and method of manufacturing sensor

#104
20190277795
2019-09-12

Gas sensor

#105
20190242848
2019-08-08

Gas sensor element

#106
20190234894
2019-08-01

Thermochemical sensor and method for manufacturing same

#107
20190212293
2019-07-11

Hydrogen gas sensor and a method of fabricating thereof

#108
20190154627
2019-05-23

Gas sensor, gas detection apparatus, fuel cell powered vehicle, and manufacturing method of gas sensor

#109
20190139715
2019-05-09

Manufacturing method of porous composite electrode and organic removal method of porous composite electrode

#110
20190094173
2019-03-28

Gas Sensor Electrode and Method for Producing Same

#111
20190064105
2019-02-28

Gas sensor element and gas sensor

#112
20190049404
2019-02-14

Gas sensor element and method for manufacturing the same

#113
20190049403
2019-02-14

Low power combustible gas sensing

#114
20190041352
2019-02-07

In-situ localized growth of porous metal oxide films on microheater platform for low temperature gas detection

#115
20190004008
2019-01-03

Gas sensor element and gas sensor

#116
20180340909
2018-11-29

Gas sensor control device

#117
20180335348
2018-11-22

Temperature sensor element

#118
20180328880
2018-11-15

Gas sensor

#119
20180328879
2018-11-15

Method for producing gas sensor element

#120
20180313781
2018-11-01

Gas sensor

#121
20180268953
2018-09-20

ELECTRICALLY ISOLATING POLYMER COMPOSITION

#122
20180266985
2018-09-20

Polymer electrolyte membrane fuel cell (PEMFC) sensor

#123
20180266981
2018-09-20

Sensing electrode oxygen control in an oxygen sensor

#124
20180259478
2018-09-13

GAS SENSOR

#125
20180252673
2018-09-06

Multi-Species Gas Constituent Sensor with Pulse Excitation Measurement

#126
20180252672
2018-09-06

Combination NOx and Oxygen sensor with common gas chamber

#127
20180252670
2018-09-06

MIXED-POTENTIAL-TYPE SENSOR

#128
20180252669
2018-09-06

Solid electrolyte-type carbon dioxide sensor having reduced influence from volatile organic compounds

#129
20180238824
2018-08-23

Noise improvement in DNA sequencing circuit by FinFET-like nanopore formation

#130
20180231492
2018-08-16

Gas detection device

#131
20180217087
2018-08-02

Electrode and sensor apparatus and related methods for detection of nitric oxide and peroxynitrate

#132
20180202965
2018-07-19

Pump electrode and reference electrode for gas sensor

#133
20180195995
2018-07-12

Gas sensor for detecting hydrocarbons

#134
20180172626
2018-06-21

Gas sensor element and gas sensor unit

#135
20180172625
2018-06-21

Gas sensor element and gas sensor unit

#136
20180128771
2018-05-10

Method of reducing output degradation of gas sensor

#137
20180112583
2018-04-26

Apparatus for measuring combustible-gas concentration, system for measuring combustible-gas concentration, system for treating exhaust gas, method for measuring combustible-gas concentration, and method for deriving constant

#138
20180106754
2018-04-19

Electrically conductive oxide sintered compact, member for electrical conduction, and gas sensor

#139
20180100828
2018-04-12

Gas sensor

#140
20180094564
2018-04-05

GAS SENSOR, CATALYST DIAGNOSIS SYSTEM, AND CATALYST DIAGNOSTIC METHOD

#141
20180088074
2018-03-29

Gas sensor

#142
20180074009
2018-03-15

Gas sensor

#143
20180067073
2018-03-08

CONCENTRATION COMPUTATION APPARATUS

#144
20180061586
2018-03-01

Carbon fiber electrode, wire-type supercapacitor including the carbon fiber electrode and NOsensor and UV sensor including the supercapacitor

#145
20180038822
2018-02-08

Gas sensor device, gas measuring equipment, and method for fabricating gas sensor device

#146
20180038821
2018-02-08

Gas sensor element and method for producing gas sensor element

#147
20180031515
2018-02-01

Sensor material and gas sensor element and gas sensor derived therefrom

#148
20180024093
2018-01-25

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

#149
20180024091
2018-01-25

Combustible gas sensing element with cantilever support

#150
20180011049
2018-01-11

Metal terminal for gas sensor, gas sensor and method for manufacturing gas sensor

#151
20180003670
2018-01-04

Electrode for gas sensor, and gas sensor

#152
20170370874
2017-12-28

NOx sensor

#153
20170363570
2017-12-21

Gas sensor and method for manufacturing the same

#154
20170356873
2017-12-14

Material for sensing electrode of NOgas sensor

#155
20170356323
2017-12-14

Control device of exhaust sensor

#156
20170336344
2017-11-23

GAS CONCENTRATION DETECTION DEVICE

#157
20170328860
2017-11-16

Metal paste for gas sensor electrode formation

#158
20170315080
2017-11-02

Control device of nitrogen oxide sensor

#159
20170307560
2017-10-26

Gas sensor

#160
20170301925
2017-10-19

Membrane electrode assembly of electrochemical device, membrane electrode assembly of fuel cell, fuel cell, membrane electrode assembly of electrochemical hydrogen pump, electrochemical hydrogen pump, membrane electrode assembly of hydrogen sensor, and hydrogen sensor

#161
20170292433
2017-10-12

Control system of exhaust sensor

#162
20170269027
2017-09-21

Detection of refrigerant contaminants

#163
20170248540
2017-08-31

Sensor element for detecting at least one property of a measuring gas in a measuring gas space, containing a ground, impregnated slip layer

#164
20170241941
2017-08-24

Flat plate-type oxygen sensor element

#165
20170234829
2017-08-17

Gas detector utilizing an aqueous solution

#166
20170234828
2017-08-17

Gas stream analysis using voltage-current time differential operation of electrochemical sensors

#167
20170234827
2017-08-17

Electrochemical sensing using comparison of voltage-current time differential values during waveform generation and detection

#168
20170234743
2017-08-17

Temperature analysis with voltage-current time differential operation of electrochemical sensors

#169
20170227489
2017-08-10

CO sensor having electromotive force response

#170
20170219517
2017-08-03

GAS SENSOR UNIT

#171
20170219516
2017-08-03

Gas concentration detection apparatus

#172
20170212073
2017-07-27

Method For Operating A Gas Sensor For Improving The Detection Of Nitrogen Oxides

#173
20170184538
2017-06-29

Ammonia gas sensor and method for measuring concentration of ammonia gas

#174
20170184536
2017-06-29

Control device for gas sensor

#175
20170168009
2017-06-15

GAS SENSOR AND MANUFACTURING METHOD THEREOF

#176
20170167994
2017-06-15

Gas-sensor diagnosing method

#177
20170138894
2017-05-18

Gas sensor

#178
20170138893
2017-05-18

Gas sensor and method for manufacturing gas sensor

#179
20170138891
2017-05-18

Gas sensor, method for producing conductive paste, and method for manufacturing gas sensor

#180
20170131229
2017-05-11

Gas sensor element and manufacturing method thereof

#181
20170122897
2017-05-04

Gas sensor

#182
20170059511
2017-03-02

Gas sensor control apparatus

#183
20170059510
2017-03-02

Method of recovering process for gas sensor

#184
20170052162
2017-02-23

DEVICES AND METHODS FOR DETECTING HALOGENATED ORGANIC COMPOUNDS

#185
20170052140
2017-02-23

GAS SENSOR

#186
20170030858
2017-02-02

Sensor element for detecting at least one property of a measured gas in a measured gas chamber, and method for manufacturing the same

#187
20170016848
2017-01-19

Flexible electrical devices and methods

#188
20170016847
2017-01-19

AMPEROMETRIC ELECTROCHEMICAL GAS SENSING APPARATUS AND METHOD FOR MEASURING OXIDISING GASES

#189
20160327508
2016-11-10

Sensors For Carbon Dioxide And Other End Uses

#190
20160274053
2016-09-22

Gas sensor

#191
20160238548
2016-08-18

Heated sensitive layer gas sensor

#192
20160223490
2016-08-04

Apparatus and associated methods for analyte detection

#193
20160216228
2016-07-28

Metal and metal oxide co-functional single-walled carbon nanotubes for high performance gas sensors

#194
20160178229
2016-06-23

Leak detection unit for refrigerant system

#195
20160169831
2016-06-16

Sensor material and gas sensor element and gas sensor derived therefrom

#196
20160161445
2016-06-09

Gas sensor element and gas sensor

#197
20160161444
2016-06-09

CO SENSOR AND METHOD FOR MANUFACTURING CO SENSOR

#198
20160152648
2016-06-02

Metal oxide-organic hybrid materials for heterogeneous catalysis and methods of making and using thereof

#199
20160141603
2016-05-19

Potato-shaped graphite particles with low impurity rate at the surface, method for preparing the same

#200
20160139074
2016-05-19

Nitrogen oxide responsive element and method for producing same

#201
20160123920
2016-05-05

Nitrogen oxide decomposition material and use thereof

#202
20160109403
2016-04-21

Gas sensor for measuring different gases, and corresponding production method

#203
20160077044
2016-03-17

AMPEROMETRIC ELECTROCHEMICAL SENSORS, SENSOR SYSTEMS AND DETECTION METHODS

#204
20160060119
2016-03-03

Potatolike shaped graphite particles with low impurity rate at the surface, process for preparing same

#205
20160033447
2016-02-04

Gas sensor, method of producing conductive paste, and method of manufacturing gas sensor

#206
20150377824
2015-12-31

Graphene gas sensor for measuring the concentration of carbon dioxide in gas environments

#207
20150377823
2015-12-31

LIMITING-CURRENT TYPE GAS SENSOR, FABRICATION METHOD OF THE LIMITING-CURRENT TYPE GAS SENSOR AND SENSOR NETWORK SYSTEM

#208
20150353742
2015-12-10

Metal paste for gas sensor electrode formation

#209
20150338371
2015-11-26

SENSOR ELEMENT FOR DETECTING AT LEAST ONE PROPERTY OF A MEASURING GAS IN A MEASURING GAS SPACE, CONTAINING A GROUND, IMPREGNATED SLIP LAYER

#210
20150308976
2015-10-29

SENSOR EMPLOYING INTERNAL REFERENCE ELECTRODE

#211
20150293051
2015-10-15

Electrode for use in gas sensor and gas sensor element using the same

#212
20150253282
2015-09-10

Gas sensor element, its manufacturing method and gas sensor including the gas sensor element

#213
20150253275
2015-09-10

Electric-field enhanced performance in catalysis and solid-state devices involving gases

#214
20150241384
2015-08-27

Sensor electrode, manufacturing method thereof, and metal paste for electrode formation

#215
20150144487
2015-05-28

Exhaust gas sensor

#216
20150123045
2015-05-07

Conductive fine particle and metal paste for electrode formation and electrode

#217
20150065339
2015-03-05

Metal oxide-organic hybrid materials for heterogeneous catalysis and methods of making and using thereof

#218
20150014167
2015-01-15

ELECTROCHEMICAL GAS SENSOR COMPRISING AN ANION-EXCHANGE MEMBRANE

#219
20140311906
2014-10-23

Electrode for gas sensor, and gas sensor

#220
20140246316
2014-09-04

Cathodic materials for use in electrochemical sensors and associated devices and methods of manufacturing the same

#221
20140138245
2014-05-22

Gas sensor

#222
20140137404
2014-05-22

Method for manufacturing oxygen sensor

#223
20140134329
2014-05-15

Manufacturing method for oxygen sensor

#224
20140116880
2014-05-01

Cathodic materials for use in electrochemical sensors and associated devices and methods of manufacturing the same

#225
20140083851
2014-03-27

Gas sensor

#226
20140080011
2014-03-20

Manufacturing method for catalyst electrode, catalyst electrode manufactured by means of method, and battery comprising same

#227
20130323600
2013-12-05

Potato-shaped graphite particles with low impurity rate at the surface, method for preparing the same

#228
20130305811
2013-11-21

Gas sensor

#229
20130285682
2013-10-31

Gas sensor

#230
20130233728
2013-09-12

Amperometric electrochemical sensors, sensor systems and detection methods

#231
20130138329
2013-05-30

Fuel injection amount control apparatus for an internal combustion engine

#232
20130092538
2013-04-18

Low-temperature activity exhaust sensor

#233
20130015064
2013-01-17

Sensors For Carbon Dioxide And Other End Uses

#234
20130011554
2013-01-10

Potato-shaped graphite particles with low impurity rate at the surface, method for preparing the same

#235
20120305397
2012-12-06

Gas sensor element and gas sensor employing the gas sensor element

#236
20120126183
2012-05-24

Conductive fine particle and metal paste for electrode formation, and electrode

#237
20120111726
2012-05-10

Sensor Element Having Through-Hole Plating

#238
20120080319
2012-04-05

Metal and metal oxide co-functionalized single-walled carbon nanotubes for high performance gas sensors

#239
20120073356
2012-03-29

AIR-FUEL RATIO SENSOR

#240
20110278533
2011-11-17

Double gyroid structure nanoporous films and nanowire networks

#241
20110240487
2011-10-06

Method of processing sensor element and sensor element

#242
20110240469
2011-10-06

Gas sensor element and method of manufacturing the same

#243
20110210015
2011-09-01

SOLID ELECTROLYTE SENSOR ELEMENT HAVING A COMBUSTION GAS-SENSITIVE ANODE

#244
20110186431
2011-08-04

Gas sensor and method for manufacturing same

#245
20110100815
2011-05-05

Gas sensor

#246
20110067481
2011-03-24

Exhaust gas sensor

#247
20110048943
2011-03-03

Cathodic materials for use in electrochemical sensors and associated devices and methods of manufacturing the same

#248
20110020535
2011-01-27

Sensing element and method of making the same

#249
20100323258
2010-12-23

Electric-field enhanced performance in catalysis and solid-state devices involving gases

#250
20100301871
2010-12-02

GAS SENSOR

#251
20100300418
2010-12-02

Air-fuel ratio sensor and control apparatus for internal combustion engine

#252
20100270155
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