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Phase-based electromagnetic surveys for geological formations
Grant 11,150,375 - Zhang , et al. October 19, 2 | 2021-10-19 |
EM-telemetry remote sensing wireless network and methods of using the same
Grant 11,092,005 - DePavia , et al. August 17, 2 | 2021-08-17 |
Electromagnetic Downlink While Drilling
App 20210180448 - Annenkov; Pavel ; et al. | 2021-06-17 |
Geo-steering Using Electromagnetic Gap Impedance Data
App 20210095525 - DePavia; Luis Eduardo ; et al. | 2021-04-01 |
Modelling electromagnetic telemetry signals in deviated wells
Grant 10,704,385 - Chen , et al. | 2020-07-07 |
Method for placement of surface electrodes for electromagnetic telemetry
Grant 10,502,860 - Jannin , et al. Dec | 2019-12-10 |
Em-telemetry Remote Sensing Wireless Network And Methods Of Using The Same
App 20190345818 - DePavia; Luis Eduardo ; et al. | 2019-11-14 |
Hybrid electric and magnetic surface to borehole and borehole to surface method
Grant 10,401,528 - Cuevas , et al. Sep | 2019-09-03 |
EM-telemetry remote sensing wireless network and methods of using the same
Grant 10,378,337 - DePavia , et al. A | 2019-08-13 |
Modelling Electromagnetic Telemetry Signals In Deviated Wells
App 20190226328 - Chen; Jiuping ; et al. | 2019-07-25 |
Downhole sensing for electromagnetic telemetry
Grant 10,323,510 - DePavia , et al. | 2019-06-18 |
Electromagnetic telemetry using capacitive surface electrodes
Grant 10,227,868 - DePavia , et al. | 2019-03-12 |
Method and apparatus to generate a crosswell data set
Grant 10,209,388 - Wilt , et al. Feb | 2019-02-19 |
Method For Placement Of Surface Electrodes For Electromagnetic Telemetry
App 20180335542 - Jannin; Gaelle ; et al. | 2018-11-22 |
Em-telemetry Remote Sensing Wireless Network And Methods Of Using The Same
App 20180128097 - DePavia; Luis Eduardo ; et al. | 2018-05-10 |
Downhole Sensing For Electromagnetic Telemetry
App 20180003042 - DePavia; Luis Eduardo ; et al. | 2018-01-04 |
Electromagnetic Telemetry Using Capacitive Surface Electrodes
App 20170227667 - DePavia; Luis E. ; et al. | 2017-08-10 |
Hybrid Electric and Magnetic Surface to Borehole and Borehole to Surface Method
App 20170146681 - Cuevas; Nestor ; et al. | 2017-05-25 |
Current Density Inversion
App 20160291192 - CUEVAS; Nestor ; et al. | 2016-10-06 |
Method And Apparatus To Generate A Crosswell Data Set
App 20150177413 - Wilt; Michael ; et al. | 2015-06-25 |
Phase-Based Electromagnetic Surveys For Geological Formations
App 20140200808 - Zhang; Ping ; et al. | 2014-07-17 |
Method and apparatus to automatically recover well geometry from low frequency electromagnetic signal measurements
Grant 8,731,987 - Chen , et al. May 20, 2 | 2014-05-20 |
Processing measurement data that involves computing a derivative of the measurement data that represents a subterranean structure
Grant 8,010,291 - Chen , et al. August 30, 2 | 2011-08-30 |
Processing measurement data in a deep water application
Grant 7,949,470 - Alumbaugh , et al. May 24, 2 | 2011-05-24 |
Surveying method using an arrangement of plural signal sources
Grant 7,880,469 - Alumbaugh , et al. February 1, 2 | 2011-02-01 |
Electromagnetically detecting thin resistive bodies in shallow water and terrestrial environments
Grant 7,860,655 - Alumbaugh , et al. December 28, 2 | 2010-12-28 |
Processing Measurement Data That Involves Computing A Derivative Of The Measurement Data That Represents A Subterranean Structure
App 20100121579 - CHEN; JIUPING ; et al. | 2010-05-13 |
Surveying Method Using An Arrangement Of Plural Signal Sources
App 20100102821 - ALUMBAUGH; DAVID L. ; et al. | 2010-04-29 |
Surveying method using an arrangement of plural signal sources
Grant 7,659,724 - Alumbaugh , et al. February 9, 2 | 2010-02-09 |
Electromagnetically detecting thin resistive bodies in shallow water and terrestrial environments
Grant 7,657,391 - Alumbaugh , et al. February 2, 2 | 2010-02-02 |
Processing Measurement Data in a Deep Water Application
App 20090132166 - Alumbaugh; David ; et al. | 2009-05-21 |
Method and Apparatus to Automatically Recover Well Geometry from Low Frequency Electromagnetic Signal Measurements
App 20080281667 - Chen; Jiuping ; et al. | 2008-11-13 |
Surveying Method Using an Arrangement of Plural Signal Sources
App 20080239875 - Alumbaugh; David L. ; et al. | 2008-10-02 |
Determining an Electric Field Based on Measurement from a Magnetic Field Sensor for Surveying a Subterranean Structure
App 20080169817 - Morrison; Frank ; et al. | 2008-07-17 |
Computing values for surveying a subterranean structure based on measurements according to different electromagnetic survey techniques
Grant 7,400,977 - Alumbaugh , et al. July 15, 2 | 2008-07-15 |
Computing values for surveying a subterranean structure based on measurements according to different electromagnetic survey techniques
App 20080091356 - Alumbaugh; David ; et al. | 2008-04-17 |
Electromagnetically Detecting Thin Resistive Bodies in Shallow Water and Terrestrial Environments
App 20080015809 - Alumbaugh; David ; et al. | 2008-01-17 |
Electromagnetically Detecting Thin Resistive Bodies in Shallow Water and Terrestrial Environments
App 20080015779 - Alumbaugh; David ; et al. | 2008-01-17 |
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