ClassID:

168419

G01N27/043 - CPC Classification

Classification description:

Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a granular material

Recent Application in this class:
#1
20260041029
2026-02-12

SYSTEMS AND METHODS FOR SELECTIVE MATERIAL PLACEMENT, SENSING, AND CONTROL

#2
20260002898
2026-01-01

SOIL AND ENVIRONMENT SENSOR AND METHOD OF USE

#3
20250377326
2025-12-11

MEASUREMENT OF ELECTRICAL PROPERTIES OF POWDER SAMPLE DURING RHEOLOGICAL TESTING

#4
20250297433
2025-09-25

SOIL MOISTURE CONTENT AND BULK DENSITY MEASUREMENT

#5
20250226620
2025-07-10

METHOD AND APPARATUS FOR HANDLING FOREIGN OBJECTS AT CHARGING PORTS

#6
20240125757
2024-04-18

DEVICE AND METHOD FOR DETECTING SOIL NUTRIENTS ON SITE AND MICROFLUIDIC CHIP

#7
20240066437
2024-02-29

Detection and recovery of metals from ore

#8
20230249989
2023-08-10

Longitudinal in-situ impedance and resin monitoring sensor, and method of measuring and tracking the movement of hardness in a water softener utilizing the same

#9
20220240442
2022-08-04

SYSTEMS AND METHODS FOR SELECTIVE MATERIAL PLACEMENT, SENSING, AND CONTROL

#10
20220240441
2022-08-04

SYSTEMS AND METHODS FOR SELECTIVE MATERIAL PLACEMENT, SENSING, AND CONTROL

#11
20220205941
2022-06-30

Device, a method, a system, and a kit of parts for measuring an amount of dirt

#12
20220003705
2022-01-06

Method for assessing the operatability of a sensor for detecting soot

#13
20210362241
2021-11-25

Electrical measurement of a green object during sintering

#14
20210300785
2021-09-30

Longitudinal in-situ impedance and resin monitoring sensor, and method of measuring and tracking the movement of hardness in a water softener utilizing the same

#15
20210223226
2021-07-22

Devices and methods for in situ soil analysis

#16
20200355638
2020-11-12

Device for determining the moisture and/or the conductivity of a medium

#17
20200308050
2020-10-01

Multifunctional cement composites with load bearing and self-sensing properties

#18
20200271603
2020-08-27

Sensor system for detecting of a presence and a phase of a medium on a surface and methods of using the same

#19
20200196518
2020-06-25

Soil resistivity detection system for an agricultural implement

#20
20200113129
2020-04-16

Systems, methods and apparatus for soil and seed monitoring

#21
20200110170
2020-04-09

Soil measurement system using wireless signals

#22
20200080953
2020-03-12

Particulate matter detection system

#23
20200018679
2020-01-16

PARTICULATE MATTER DETECTION SENSOR AND PARTICULATE MATTER DETECTION APPARATUS

#24
20190195111
2019-06-27

Particulate matter detection circuit and filter processing device

#25
20190033241
2019-01-31

METHOD AND APPARATUS FOR EVALUATING DEGREE OF CONTAMINATION OF FOUNDRY SAND

#26
20180356389
2018-12-13

Automated soil sensor system adaptable to agricultural equipment, trucks, or all terrain vehicles

#27
20180328832
2018-11-15

Sensor for detecting electrically conductive and/or polarizable particles and method for adjusting such a sensor

#28
20180239044
2018-08-23

Sensor for determining soil moisture

#29
20180168094
2018-06-21

Systems, methods, and apparatus for soil and seed monitoring

#30
20180095034
2018-04-05

Device that generates salt-state information of a road

#31
20180080892
2018-03-22

Resistance-measurement apparatus and method for measuring resistance of powdery materials

#32
20170223947
2017-08-10

Apparatus and methods for in-field data collection and sampling

#33
20170067869
2017-03-09

System for measuring multiple soil properties using narrow profile sensor configuration

#34
20170003251
2017-01-05

Rotary encoder having function to obtain moisture absorbing amount of desiccant

#35
20160340245
2016-11-24

Multifunctional cement composites with load-bearing and self-sensing properties

#36
20160288038
2016-10-06

Abnormality diagnosis apparatus for particulate filter

#37
20150346126
2015-12-03

Sensor, measuring device, and measuring method

#38
20150185133
2015-07-02

Apparatus and method for assessing subgrade corrosion

#39
20120085146
2012-04-12

PARTICULATE MATTER DETECTION SENSOR

#40
20110224930
2011-09-15

SYSTEM AND METHOD FOR DETECTION OF INSECT INFESTATION

#41
20100229631
2010-09-16

PARTICULATE MATTER DETECTION DEVICE

#42
20100109651
2010-05-06

DEVICE FOR CONDUCTIVITY MEASUREMENT IN A CONTROLLED ENVIRONMENT AND METHOD THEREOF

#43
20090322357
2009-12-31

Method and system for monitoring growth characteristics

#44
20090315569
2009-12-24

IMPEDANCE MEASURING INSTRUMENT AND IMPEDANCE MEASURING METHOD FOR FINE PARTICLE COLLECTOR

#45
20090309615
2009-12-17

METHOD AND SENSOR ARRANGEMENT FOR MEASURING THE MIXING RATIO OF A MIXTURE OF SUBSTANCES

#46
20090212395
2009-08-27

Identifying new semiconductor detector materials by D.C. ionization conductivity

#47
20090120202
2009-05-14

Agricultural working machine for measuring components of a crop material

#48
20080047847
2008-02-28

Sensor element for particle sensors and method for operating the sensor element

#49
20070268027
2007-11-22

Methods and devices for measuring volume resistivity

#50
20060231232
2006-10-19

Method and system for evaluating local compactness of a granular material

#51
20050093548
2005-05-05

Underground exploration apparatus, system and method