| Patent | Date |
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Synthetic formation evaluation logs based on drilling vibrations
Grant 11,293,283 - Pei , et al. April 5, 2 | 2022-04-05 |
Synthetic Formation Evaluation Logs Based On Drilling Vibrations
App 20220049603 - Pei; Jianyong ; et al. | 2022-02-17 |
Method and apparatus to detect gas influx using mud pulse acoustic signals in a wellbore
Grant 11,098,577 - Dugas , et al. August 24, 2 | 2021-08-24 |
Life-time management of downhole tools and components
Grant 10,876,926 - Dashevskiy , et al. December 29, 2 | 2020-12-29 |
Method And Apparatus To Detect Gas Influx Using Mud Pulse Acoustic Signals In A Wellbore
App 20200386095 - Dugas; Bryan ; et al. | 2020-12-10 |
Wired pipe auto-stabbing guide
Grant 10,494,883 - Macpherson , et al. De | 2019-12-03 |
Synthetic Formation Evaluation Logs Based On Drilling Vibrations
App 20190338636 - Pei; Jianyong ; et al. | 2019-11-07 |
Synthetic formation evaluation logs based on drilling vibrations
Grant 10,352,158 - Pei , et al. July 16, 2 | 2019-07-16 |
Devices and methods to communicate information from below a surface cement plug in a plugged or abandoned well
Grant 10,100,634 - Ganguly , et al. October 16, 2 | 2018-10-16 |
Automatic triggering and conducting of sweeps
Grant 10,100,614 - Forstner , et al. October 16, 2 | 2018-10-16 |
Life-time Management Of Downhole Tools And Components
App 20180120201 - DASHEVSKIY; DMITRIY ; et al. | 2018-05-03 |
Life-time management of downhole tools and components
Grant 9,857,271 - Dashevskiy , et al. January 2, 2 | 2018-01-02 |
Automatic Triggering And Conducting Of Sweeps
App 20170306724 - Forstner; Ingo ; et al. | 2017-10-26 |
Wired Pipe Auto-stabbing Guide
App 20170145761 - Macpherson; John D. ; et al. | 2017-05-25 |
Devices and Methods to Communicate Information from Below a Surface Cement Plug in a Plugged or Abandoned Well
App 20170081956 - Ganguly; Partha ; et al. | 2017-03-23 |
System and method for well data analysis
Grant 9,557,438 - Wessling , et al. January 31, 2 | 2017-01-31 |
System and method for estimating directional characteristics based on bending moment measurements
Grant 9,200,510 - Heisig , et al. December 1, 2 | 2015-12-01 |
Monitoring and control systems for continuous circulating drilling operations
Grant 9,057,235 - Blue , et al. June 16, 2 | 2015-06-16 |
Realtime dogleg severity prediction
Grant 9,043,152 - Schuberth , et al. May 26, 2 | 2015-05-26 |
Life-time Management Of Downhole Tools And Components
App 20150106015 - Dashevskiy; Dmitriy ; et al. | 2015-04-16 |
Synchronization of distributed measurements in a borehole
Grant 9,007,231 - Macpherson April 14, 2 | 2015-04-14 |
Apparatus and method for clock shift correction for measurement-while-drilling measurements
Grant 8,902,695 - Dashevskiy , et al. December 2, 2 | 2014-12-02 |
Mud channel characterization over depth
Grant 8,860,583 - Wassermann , et al. October 14, 2 | 2014-10-14 |
Synchronization Of Distributed Measurements In A Borehole
App 20140197962 - Macpherson; John D. | 2014-07-17 |
Distributed sensors for dynamics modeling
Grant 8,775,085 - Reckmann , et al. July 8, 2 | 2014-07-08 |
Monitoring And Control Systems For Continuous Circulating Drilling Operations
App 20140166364 - Blue; D. Duncan ; et al. | 2014-06-19 |
System And Method For Well Data Analysis
App 20140121972 - Wessling; Stefan ; et al. | 2014-05-01 |
Real time formation pressure test and pressure integrity test
Grant 8,616,277 - Backhaus , et al. December 31, 2 | 2013-12-31 |
System and method to locate, monitor and quantify friction between a drillstring and a wellbore
Grant 8,600,679 - Zaeper , et al. December 3, 2 | 2013-12-03 |
Optical telemetry network
Grant 8,588,619 - Peter , et al. November 19, 2 | 2013-11-19 |
Distributed measurement of mud temperature
Grant 8,543,336 - Macpherson September 24, 2 | 2013-09-24 |
Adaptive drilling control system
Grant 8,474,550 - Byreddy , et al. July 2, 2 | 2013-07-02 |
Realtime Dogleg Severity Prediction
App 20130041586 - Schuberth; Frank ; et al. | 2013-02-14 |
Adaptive Drilling Control System
App 20130032402 - Byreddy; Chakradhar R. ; et al. | 2013-02-07 |
Pre-verification of perforation alignment
Grant 8,365,814 - Hill , et al. February 5, 2 | 2013-02-05 |
Adaptive drilling control system
Grant 8,256,534 - Byreddy , et al. September 4, 2 | 2012-09-04 |
Bidirectional telemetry apparatus and methods for wellbore operations
Grant 8,248,266 - Macpherson , et al. August 21, 2 | 2012-08-21 |
Pre-verification Of Perforation Alignment
App 20120193143 - Hill; Freeman L. ; et al. | 2012-08-02 |
System and Method for Estimating Directional Characteristics Based on Bending Moment Measurements
App 20120046865 - Heisig; Gerald ; et al. | 2012-02-23 |
Distributed sensors-controller for active vibration damping from surface
Grant 8,042,623 - Quernheim , et al. October 25, 2 | 2011-10-25 |
System and method for improved depth measurement correction
Grant 8,042,624 - Quernheim , et al. October 25, 2 | 2011-10-25 |
Optical Telemetry Network
App 20110044697 - Peter; Andreas ; et al. | 2011-02-24 |
Adaptive Drilling Control System
App 20100108384 - Byreddy; Chakradhar R. ; et al. | 2010-05-06 |
Distributed Measurement Of Mud Temperature
App 20100106421 - Macpherson; John D. | 2010-04-29 |
Downhole washout detection system and method
Grant 7,694,558 - Zaeper , et al. April 13, 2 | 2010-04-13 |
System And Method For Improved Depth Measurement Correction
App 20090283323 - Quernheim; Lars ; et al. | 2009-11-19 |
Real Time Formation Pressure Test And Pressure Integrity Test
App 20090255731 - Backhaus; Oliver ; et al. | 2009-10-15 |
Mud Channel Characterization Over Depth
App 20090251331 - Wassermann; Ingolf ; et al. | 2009-10-08 |
Control Of Downhole Devices In A Wellbore
App 20090250225 - Zaeper; Ralf ; et al. | 2009-10-08 |
Distributed Sensors-controller For Active Vibration Damping From Surface
App 20090229882 - Quernheim; Lars ; et al. | 2009-09-17 |
Distributed Sensors For Dynamics Modeling
App 20090216455 - Reckmann; Hanno ; et al. | 2009-08-27 |
System And Method To Locate, Monitor And Quantify Friction Between A Drillstring And A Wellbore
App 20090216453 - Zaeper; Ralf ; et al. | 2009-08-27 |
Downhole Washout Detection System And Method
App 20090200079 - Zaeper; Ralf ; et al. | 2009-08-13 |
Apparatus And Method For Communicating Information Between A Wellbore And Surface
App 20090120689 - Zaeper; Ralf ; et al. | 2009-05-14 |
Bidirectional Telemetry Apparatus And Methods For Wellbore Operations
App 20090115623 - Macpherson; John D. ; et al. | 2009-05-07 |
Method and apparatus for enhancing directional accuracy and control using bottomhole assembly bending measurements
Grant 7,503,403 - Jogi , et al. March 17, 2 | 2009-03-17 |
Bidirectional telemetry apparatus and methods for wellbore operations
Grant 7,477,161 - Macpherson , et al. January 13, 2 | 2009-01-13 |
Apparatus and Method for Clock Shift Correction for Measurement-While-Drilling Measurements
App 20080137474 - Dashevskiy; Dmitriy ; et al. | 2008-06-12 |
System and Method for Measurement While Drilling Telemetry
App 20070189119 - Klotz; Christian ; et al. | 2007-08-16 |
Real-time drilling optimization based on MWD dynamic measurements
Grant 7,172,037 - Dashevskiy , et al. February 6, 2 | 2007-02-06 |
Bidirectional telemetry apparatus and methods for wellbore operations
App 20060290528 - MacPherson; John D. ; et al. | 2006-12-28 |
Method and apparatus for enhancing directional accuracy and control using bottomhole assembly bending measurements
App 20050150689 - Jogi, Pushkar ; et al. | 2005-07-14 |
Method for acoustic signal transmission in a drill string
Grant 6,847,585 - Macpherson January 25, 2 | 2005-01-25 |
Real-time drilling optimization based on MWD dynamic measurements
App 20040256152 - Dashevskiy, Dmitriy ; et al. | 2004-12-23 |
Method and apparatus for prediction control in drilling dynamics using neural networks
Grant 6,732,052 - Macdonald , et al. May 4, 2 | 2004-05-04 |
Method For Acoustic Signal Transmission In A Drillstring
App 20030072217 - Macpherson, John D. | 2003-04-17 |
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