ClassID:

173330

G01V3/17 - CPC Classification

Classification description:

Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat operating with electromagnetic waves

Recent Application in this class:
#1
20260133339
2026-05-14

SYSTEM AND METHOD FOR MONITORING A SNOWPACK, AND USE OF THE SYSTEM

#2
20250347820
2025-11-13

SYSTEMS AND METHODS FOR LOCATING AND MAPPING BURIED UTILITY OBJECTS USING ARTIFICIAL INTELLIGENCE WITH LOCAL OR REMOTE PROCESSING

#3
20250067895
2025-02-27

METAL DETECTOR

#4
20240418893
2024-12-19

Long Offset Acquisition

#5
20240367767
2024-11-07

A SYSTEM AND A METHOD OF DETECTION AND DELINEATION OF CONDUCTIVE BODIES SITUATED UPON AND/OR BENEATH THE SEAFLOOR

#6
20240345276
2024-10-17

ELECTROMAGNETIC SYSTEM FOR GEOPHYSICAL PROSPECTING

#7
20240302560
2024-09-12

Ground-Air TEM Transverse Magnetic Polarization Field Detection Method and System, and Forward Modeling Method and Device

#8
20240241247
2024-07-18

AUTONOMOUS GPR SYSTEM

#9
20240183661
2024-06-06

INTEGRATED PIPE LOCATING AND MARKING SYSTEM

#10
20240159933
2024-05-16

DEVICE AND PROCESSING METHOD FOR OFFSETTING ATTITUDE ERROR OF SEMI-AIRBORNE ELECTROMAGNETIC SYSTEM

#11
20240142656
2024-05-02

METHOD FOR DETECTION OF UNDERGROUND OBJECTS

#12
20230333276
2023-10-19

Method and system for exploring hidden karst pipelines

#13
20230305180
2023-09-28

Suspension of electromagnetic receiver coil

#14
20230266151
2023-08-24

Position-Determining Device for a Hand-Held Material Testing Apparatus, A Method for Operating the Position-Determining Device, and a Hand-Held Material Testing Apparatus with a Position-Determining Device

#15
20230243997
2023-08-03

UNDERWATER FERROMAGNETIC TARGET DETECTION METHOD AND SYSTEM EMPLOYING MULTIPLE POWER FREQUENCY RADIATION SOURCES

#16
20230243996
2023-08-03

Method for Operating a Material Investigation Device, and Material Investigation Device of this Type

#17
20230184695
2023-06-15

Systems for passive microwave remote sensing and their calibration methods

#18
20230176244
2023-06-08

SYSTEMS AND METHODS FOR DETERMINING AND DISTINGUISHING BURIED OBJECTS USING ARTIFICIAL INTELLIGENCE

#19
20220373708
2022-11-24

RAPID CHARACTERIZATION OF THE SOURCES OF ELECTROMAGNETIC SIGNALS AND ENVIRONMENTAL SUBSTANCES

#20
20220283333
2022-09-08

Underground survey apparatus

#21
20220228486
2022-07-21

Hypergravity model test device and method for simulating progressive failure of shield tunnel face

#22
20220221610
2022-07-14

Metal detector

#23
20220214469
2022-07-07

Pro Scanner Magnetic Stud Finder

#24
20220205930
2022-06-30

Systems for passive microwave remote sensing and their calibration methods

#25
20220035062
2022-02-03

Semi-airborne Time Domain Electromagnetic Exploration System for Unmanned Aerial Vehicle

#26
20220018986
2022-01-20

SYSTEM AND METHOD FOR MAPPING AND MONITORING RESERVOIRS BY ELECTROMAGNETIC CROSSWELL AND OPTIMIZING PRODUCTION

#27
20210247539
2021-08-12

Distinguishing false signals in cable locating

#28
20210141117
2021-05-13

Long offset acquisition

#29
20210116597
2021-04-22

Foldable metal detector

#30
20210116595
2021-04-22

Foldable portable metal detector having a quickly replaceable detection coil disk

#31
20210041516
2021-02-11

Auto-tuning circuit apparatus and methods

#32
20210026008
2021-01-28

Methods for forming 3D image data and associated apparatuses

#33
20210003733
2021-01-07

Decoupling tensor components without matrix inversion

#34
20200333496
2020-10-22

Amphibious portable magnetism detector

#35
20200241163
2020-07-30

Natural EM source airborne geophysical surveying system

#36
20200198738
2020-06-25

Slit fairing for towed marine equipment

#37
20200159211
2020-05-21

Airborne electromagnetic survey apparatus and airborne electromagnetic survey method

#38
20200142090
2020-05-07

Drone-based electromagnetics for early detection of shallow drilling hazards

#39
20190346555
2019-11-14

USE OF FOCUSED LIGHT SCATTERING TECHNIQUES IN BIOLOGICAL APPLICATIONS

#40
20190187322
2019-06-20

Obtaining long-period magnetotelluric marine survey data using a towed streamer system

#41
20190187319
2019-06-20

Systems and methods for electromagnetic geophysical exploration with separate optimized detection in different frequency bands

#42
20190154866
2019-05-23

Method and apparatus for placing receiver electrodes for EM telemetry transmissions

#43
20190154865
2019-05-23

Buried asset locator and marker with motion sensing for quality control

#44
20190146080
2019-05-16

Systems and methods for detecting buried non-conductive pipes

#45
20190129058
2019-05-02

Method and system for control and data processing in field operation with ground electromagnetic instrument

#46
20190129055
2019-05-02

Method, apparatus and system for arranging survey points in field operation with ground electromagnetic instrument

#47
20190129054
2019-05-02

EM electrode

#48
20190094406
2019-03-28

Apparatus and method for data acquisition

#49
20190033480
2019-01-31

Distinguishing false signals in cable locating

#50
20180335540
2018-11-22

Locator device of metal objects with integrated communication interface

#51
20180329052
2018-11-15

Methods for forming 3D image data and associated apparatuses

#52
20180329051
2018-11-15

Large resistive vee dipole antenna combined with vee dipole array

#53
20180313972
2018-11-01

Electromagnetic system utilizing multiple pulse transmitter waveforms

#54
20180246245
2018-08-30

Towable electromagnetic source equipment

#55
20180239049
2018-08-23

ELECTROMAGNETIC INVERSION MODEL REDUCTION

#56
20180081075
2018-03-22

APPARATUS AND METHOD FOR COMPENSATING FOR RECEIVER MOTION IN AIRBORNE ELECTROMAGNETIC SYSTEMS

#57
20180038982
2018-02-08

Transmitter with locating signal frequency phase shift based on switchable cable coupling

#58
20170323580
2017-11-09

Buried asset detection simulator using retrofitted electromagnetic locate device

#59
20170276821
2017-09-28

Electromagnetic system utilizing multiple pulse transmitter waveforms

#60
20170160417
2017-06-08

Matter detector, sensor and locator device and methods of operation

#61
20170153356
2017-06-01

Method for operating an imaging location device and imaging location device

#62
20170153351
2017-06-01

Buried asset locator device that takes orientation of device into account during sensing process

#63
20170153350
2017-06-01

Locating system comprising a hand-held locating device, and locating method

#64
20170153349
2017-06-01

Locating system having a hand-held locating unit

#65
20170131426
2017-05-11

Location device and method for operating a location device

#66
20170123094
2017-05-04

Monitoring the dipole moment vector of an airborne electromagnetic survey system

#67
20170059734
2017-03-02

Direct resistivity determination

#68
20170045638
2017-02-16

Systems and methods for multiple bandwidth electromagnetic geophysical exploration

#69
20170023693
2017-01-26

AIRBORNE PLATFORM FOR AIRCRAFT WITH ATTITUDE CORRECTION AND TOW HITCH ASSEMBLY

#70
20170021927
2017-01-26

AIRBORNE PLATFORM FOR AIRCRAFT WITH ATTITUDE CORRECTION AND TOW HITCH ASSEMBLY

#71
20170010388
2017-01-12

Derivative Imaging for Subsurface Object Detection

#72
20170010381
2017-01-12

Signal processing for a cable locating instrument

#73
20160363685
2016-12-15

AIRBORNE PLATFORM FOR AIRCRAFT WITH ATTITUDE CORRECTION AND TOW HITCH ASSEMBLY

#74
20160252641
2016-09-01

Method of semi-permeable terrain geophysical data acquisition

#75
20160245623
2016-08-25

System for the detection and classification of buried unexploded ordnance

#76
20160231447
2016-08-11

Transmitter for emitting reference signal to distinguish false signals in cable locating

#77
20160178782
2016-06-23

Multi-sensor system for airborne geophysical prospecting and method

#78
20160161625
2016-06-09

Geophysical survey system using hybrid aircraft

#79
20160131790
2016-05-12

Airborne geophysical survey system

#80
20160097879
2016-04-07

Method of electronically mapping underground utility infrastructures from the surface

#81
20160097873
2016-04-07

Dual orientation buried asset locator device

#82
20160091629
2016-03-31

Wireless metal detector having headset with display and camera

#83
20160031529
2016-02-04

Towing methods and systems for geophysical surveys

#84
20150369946
2015-12-24

Marine streamer connector used as an electrode

#85
20150338549
2015-11-26

Tunnel construction large-scale integrated geophysical advanced detection model test device

#86
20150268369
2015-09-24

Calibrated electromagnetic survey system

#87
20150241590
2015-08-27

Multiple receivers for airborne electromagnetic surveying

#88
20150234079
2015-08-20

LOCATOR DEVICE OF METAL OBJECTS WITH INTEGRATED COMMUNICATION INTERFACE

#89
20150234078
2015-08-20

Electromagnetic system utilizing multiple pulse transmitter waveforms

#90
20150232155
2015-08-20

Retriever System for a Streamer

#91
20150121124
2015-04-30

Method and system for streamer redundancy

#92
20150061685
2015-03-05

Buoyant marine electromagnetic cable assembly

#93
20150003196
2015-01-01

Survey techniques using streamers at different depths

#94
20140368196
2014-12-18

Practical electromagnetic gradiometer

#95
20140312905
2014-10-23

Reverse semi-airborne electromagnetic prospecting

#96
20140266213
2014-09-18

Omni-inducer transmitting devices and methods

#97
20140219511
2014-08-07

Derivative imaging for subsurface object detection

#98
20140159938
2014-06-12

Method and system using radiometric volumetric data for detecting oil covered by ice

#99
20140159937
2014-06-12

Method and system using a polarimetric feature for detecting oil covered by ice

#100
20140125509
2014-05-08

Radar for rejecting and looking past surface reflections

#101
20140125508
2014-05-08

Large area ground monitoring

#102
20140121969
2014-05-01

Device for detecting objects such as mines

#103
20140084930
2014-03-27

Monitoring the dipole moment vector of an airborne electromagnetic survey system

#104
20130309017
2013-11-21

Method and system of retriever systems for marine geophysical survey sensor streamers

#105
20130307545
2013-11-21

Aerodynamically stabilized tow assembly for aircraft for geophysical surveying

#106
20130255574
2013-10-03

Sensor system for explosive detection and removal

#107
20130144530
2013-06-06

Method and apparatus for downhole measurement tools

#108
20130082865
2013-04-04

Sensor Head

#109
20130069814
2013-03-21

Large resistive vee dipole antenna combined with vee dipole array

#110
20130010571
2013-01-10

Towing methods and systems for geophysical surveys

#111
20120293177
2012-11-22

Receiver coil assembly with air and ferromagnetic cored sensors for geophysical surveying

#112
20120229321
2012-09-13

Method and apparatus for using non-linear ground penetrating radar to detect objects located in the ground

#113
20120062234
2012-03-15

Method for distinguishing a locating signal from a false locating signal

#114
20120049851
2012-03-01

Semi-permeable terrain geophysical data acquisition

#115
20110267215
2011-11-03

Methods and systems for determining the phase constant for a dielectric medium

#116
20110202277
2011-08-18

Derivative imaging for subsurface object detection

#117
20110181290
2011-07-28

Receiver coil assembly for airborne geophysical surveying with noise mitigation

#118
20110115489
2011-05-19

Tow assembly for fixed wing aircraft for geophysical surveying

#119
20110101984
2011-05-05

Distinguishing false signals in cable locating using a reference signal

#120
20110037639
2011-02-17

System and method for detecting, locating and identifying objects located above the ground and below the ground in a pre-referenced area of interest

#121
20100277397
2010-11-04

Detection of surface and buried objects

#122
20100277358
2010-11-04

Detection of surface and buried objects

#123
20100275472
2010-11-04

Multitask vehicles for military use, rescue, transport, and explosive detection and removal

#124
20090295391
2009-12-03

Combined electromagnetic sensor and magnetometer

#125
20090289634
2009-11-26

Distinguishing false signals in cable locating

#126
20080246482
2008-10-09

Phase shifted locating signal as compensation for a coupling configuration phase shift in discriminating a false locating signal

#127
20080218170
2008-09-11

System for electronic detection of military threats

#128
20080143130
2008-06-19

Suspension net for airborne surveying

#129
20070170908
2007-07-26

Apparatus for distinguishing false signals in cable locating

#130
20070035304
2007-02-15

Aerial electronic detection of surface and underground threats

#131
20070024489
2007-02-01

Signal processing methods for ground penetrating radar from elevated platforms

#132
20060232258
2006-10-19

Distinguishing false signals in cable locating

#133
20050285598
2005-12-29

Remote sensing electric field exploration system

#134
19245207
2026-01-27

Electromagnetic detection system based on sea-bottom crawler

#135
18135002
2024-10-01

Buried utility locator auto-tuning apparatus and methods

#136
17540231
2023-04-25

Auto-tuning circuit apparatus and methods