ClassID:

168460

G01N27/304 - 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; Electrolytic cell components; Electrodes, e.g. test electrodes; Half-cells Gas permeable electrodes

Recent Application in this class:
#1
20260029364
2026-01-29

ASSAY DEVICE FOR ELECTROCHEMICAL SENSING OF A SAMPLE FLUID

#2
20250046825
2025-02-06

Electrode and Electrochemical Cell

#3
20240367979
2024-11-07

A NONCOVALENT HYBRID COMPRISING CARBON NANOTUBES (CNT) AND AROMATIC COMPOUNDS AND USES THEREOF

#4
20240027389
2024-01-25

GAS SENSOR ELEMENT AND GAS SENSOR

#5
20240003843
2024-01-04

ELECTROCHEMICAL OXYGEN SENSOR AND METHOD FOR MANUFACTURING THE SAME

#6
20240003841
2024-01-04

GAS SENSOR ELEMENT AND GAS SENSOR

#7
20230258597
2023-08-17

Porous nanostructured electrodes for detection of neurotransmitters

#8
20230204532
2023-06-29

REAL-TIME MEASURING DEVICE OF OXYGEN CONCENTRATION IN DROPLET ENVIRONMENT

#9
20220373505
2022-11-24

GAS SENSOR AND METHOD OF MANUFACTURING GAS SENSOR

#10
20220146449
2022-05-12

Electrochemical sensor, and a method of forming an electrochemical sensor

#11
20210395910
2021-12-23

ION EXCHANGE MEMBRANE SEPARATED TWO ELECTRODE FLOW ANALYZER FOR CONTINUOUS AQUEOUS ELECTROCHEMICAL HEAVY METAL DETECTION

#12
20210278362
2021-09-09

ELECTROCHEMICAL DETECTION OF NITRO-CONTAINING COMPOUNDS

#13
20210088467
2021-03-25

HIGH SENSITIVITY BROAD-TARGET POROUS GRAPHENE OXIDE CAPACITIVE VAPOR SENSOR

#14
20210080425
2021-03-18

CHIP-SCALE SENSING DEVICE FOR LOW DENSITY MATERIAL AND METHOD OF MAKING SAME

#15
20200400630
2020-12-24

Hydrogen monitoring and delivery components and methods

#16
20200400600
2020-12-24

Semiconductor gas sensor and gas sensing method

#17
20200393405
2020-12-17

Interrogation of capillary-limited sensors

#18
20200103363
2020-04-02

Methods and apparatuses for electrochemical analysis of a sample

#19
20200080957
2020-03-12

Porous nanostructured electrodes for detection of neurotransmitters

#20
20200049362
2020-02-13

Leak detection unit for refrigerant system

#21
20200025736
2020-01-23

ELECTROCHEMICAL DETECTION OF PEROXIDE-CONTAINING COMPOUNDS

#22
20190317043
2019-10-17

Electrochemical gas sensor for detecting hydrogen cyanide gas

#23
20190227026
2019-07-25

Low impedance sensor for low density materials

#24
20190227024
2019-07-25

Chip-scale sensing device for low density material

#25
20190195825
2019-06-27

Electrochemical sensor, and a method of forming an electrochemical sensor

#26
20190187089
2019-06-20

METHOD FOR OPERATING AN AMPEROMETRIC SENSOR, AMPEROMETRIC SENSOR, AND METHOD FOR MONITORING A MEASURING FLUID IN A FLUID LINE NETWORK

#27
20190162692
2019-05-30

ARRAY SENSING ELECTRODE, MANUFACTURING METHOD THEREOF AND SENSING PLATFORM

#28
20180372701
2018-12-27

Hydrogen monitoring and delivery components and methods

#29
20180372675
2018-12-27

Compact gas sensor including a MEMS element having capillaries to facilitate gas diffusion

#30
20180372673
2018-12-27

Electrochemical detection of nitro-containing compounds

#31
20180364209
2018-12-20

Electrochemical detection of peroxide-containing compounds

#32
20180364192
2018-12-20

Porous nanostructured electrodes for detection of neurotransmitters

#33
20180252668
2018-09-06

ELECTROCHEMICAL CARBON DIOXIDE COMPRESSORS USING ANION EXCHANGE MEMBRANE

#34
20180209934
2018-07-26

Electrochemical measuring cell for measuring the content of chlorine compounds in water

#35
20180180569
2018-06-28

Ammonia sensor element

#36
20180149618
2018-05-31

Gas detector

#37
20180059041
2018-03-01

High sensitivity broad-target porous graphene oxide capacitive vapor sensor

#38
20180017520
2018-01-18

Gas sensor

#39
20180003669
2018-01-04

Gas sensor and method of manufacturing the same

#40
20170307560
2017-10-26

Gas sensor

#41
20170248539
2017-08-31

Sulfur oxide detection system

#42
20170191970
2017-07-06

Color changeable hydrogen detection sensor based on molybdenum oxide and method of manufacturing the same

#43
20170122898
2017-05-04

Limiting-current type gas sensor and fabrication method of the same, and sensor network system

#44
20170102352
2017-04-13

Sensor interrogation

#45
20170082569
2017-03-23

Electrode for an electrochemical gas sensor, manufacturing method for an electrode, and use of an electrode

#46
20160363578
2016-12-15

APPARATUS FOR DETERMINING MEASUREMENT VARIABLES AT MEMBRANES

#47
20160313299
2016-10-27

Sensor interrogation

#48
20160248099
2016-08-25

OXYGEN REDUCTION CATALYSTS

#49
20160178229
2016-06-23

Leak detection unit for refrigerant system

#50
20160169836
2016-06-16

High temperature sensor for reducing gas

#51
20160169832
2016-06-16

Sensor control apparatus and gas detection system

#52
20160041116
2016-02-11

Composite metal oxide materials including polycrystalline nanofibers, microparticles, and nanoparticles, gas sensors using the same as a sensing material thereof, and manufacturing methods thereof

#53
20150353742
2015-12-10

Metal paste for gas sensor electrode formation

#54
20150258533
2015-09-17

COMPONENT FOR HIGH-TEMPERATURE APPLICATIONS, METHOD FOR THE PRODUCTION THEREOF, AND USE THEREOF

#55
20150241384
2015-08-27

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

#56
20150219549
2015-08-06

APPARATUS THAT MEASURES THE AMOUNT OF HYDROGEN PENETRATED INTO METAL

#57
20140238855
2014-08-28

Sensor for fluid-soluble gas

#58
20140090977
2014-04-03

Lead-free oxygen sensor

#59
20130305812
2013-11-21

Sensor element and a method for detecting a parameter of a gas mixture in a gas chamber

#60
20130193004
2013-08-01

Sensor interrogation

#61
20130091924
2013-04-18

Sensor interrogation

#62
20110100814
2011-05-05

Sensor assemblies and vent members therefor

#63
20110056846
2011-03-10

Poly(aniline boronic acid) polymers and methods of use

#64
20100155239
2010-06-24

Planar sensor

#65
20060180466
2006-08-17

Method and apparatus for providing an electrochemical sensor at an elevated temperature

#66
17392852
2022-05-03

Gas sensor for detection of toxic gases

#67
16572978
2022-07-05

Electrochemical detection of gas phase chemicals

#68
15817174
2020-11-17

Planar sensor design and pulse discharge technique hardware

#69
14670839
2017-11-21

Gas characterization system having a preconcentrator