Patent | Date |
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Automated spiraling detection Grant 11,434,694 - Herbig , et al. September 6, 2 | 2022-09-06 |
Method to mitigate bit induced vibrations by intentionally modifying mode shapes of drill strings by mass or stiffness changes Grant 11,021,945 - Hohl , et al. June 1, 2 | 2021-06-01 |
Normalized status variables for vibration management of drill strings Grant 10,822,939 - Hohl , et al. November 3, 2 | 2020-11-03 |
Normalized Status Variables For Vibration Management Of Drill Strings App 20180371889 - Hohl; Andreas ;   et al. | 2018-12-27 |
Automated Spiraling Detection App 20180313155 - Herbig; Christian ;   et al. | 2018-11-01 |
Method To Mitigate Bit Induced Vibrations By Intentionally Modifying Mode Shapes Of Drill Strings By Mass Or Stiffness Changes App 20180252089 - Hohl; Andreas ;   et al. | 2018-09-06 |
Automated spiraling detection Grant 10,036,203 - Herbig , et al. July 31, 2 | 2018-07-31 |
Method to mitigate bit induced vibrations by intentionally modifying mode shapes of drill strings by mass or stiffness changes Grant 9,976,405 - Hohl , et al. May 22, 2 | 2018-05-22 |
Bottomhole assembly design method to reduce rotational loads Grant 9,657,523 - Oueslati , et al. May 23, 2 | 2017-05-23 |
Automated Spiraling Detection App 20160123080 - Herbig; Christian ;   et al. | 2016-05-05 |
Graph to analyze drilling parameters Grant 9,181,794 - Oueslati , et al. November 10, 2 | 2015-11-10 |
Drill bit design for mitigation of stick slip Grant 9,097,065 - Schwefe , et al. August 4, 2 | 2015-08-04 |
Data Visualization In Borehole Systems App 20150185363 - Herbig; Christian ;   et al. | 2015-07-02 |
Mobile Computing Device With Integrated Input Device App 20150153774 - Oueslati; Hatem ;   et al. | 2015-06-04 |
Method To Mitigate Bit Induced Vibrations By Intentionally Modifying Mode Shapes Of Drill Strings By Mass Or Stiffness Changes App 20150122547 - Hohl; Andreas ;   et al. | 2015-05-07 |
Mobile computing device with integrated input device Grant RE45,421 - Oueslati , et al. March 17, 2 | 2015-03-17 |
Bottomhole Assembly Design Method To Reduce Rotational Loads App 20140338977 - Oueslati; Hatem ;   et al. | 2014-11-20 |
Graph to analyze drilling parameters Grant 8,854,373 - Pessier , et al. October 7, 2 | 2014-10-07 |
Graph To Analyze Drilling Parameters App 20140138158 - Oueslati; Hatem ;   et al. | 2014-05-22 |
Drill Bit Design For Mitigation Of Stick Slip App 20130081880 - Schwefe; Thorsten ;   et al. | 2013-04-04 |
Graph To Analyze Drilling Parameters App 20120287134 - Pessier; Rudolf C. ;   et al. | 2012-11-15 |
Communication protocol for wireless data exchange via a packet transport based system Grant 8,055,796 - Oueslati , et al. November 8, 2 | 2011-11-08 |
Integrated joypad for handheld computer Grant RE40,740 - Oueslati , et al. June 16, 2 | 2009-06-16 |
Communication protocol for wireless data exchange via a packet transport based system Grant 7,437,480 - Oueslati , et al. October 14, 2 | 2008-10-14 |
Communication Protocol For Wireless Data Exchange Via A Packet Transport Based System App 20080225773 - Oueslati; Hatem ;   et al. | 2008-09-18 |
Communication Protocol For Wireless Data Exchange Via A Packet Transport Based System App 20070156863 - Oueslati; Hatem ;   et al. | 2007-07-05 |
Communication protocol for wireless data exchange via a packet transport based system Grant 7,191,250 - Oueslati , et al. March 13, 2 | 2007-03-13 |
Illuminatable buttons and method for indicating information using illuminatable buttons Grant 6,906,701 - Oueslati , et al. June 14, 2 | 2005-06-14 |
Integrated joypad for handheld computer Grant 6,806,865 - Oueslati , et al. October 19, 2 | 2004-10-19 |
Integrated joypad for handheld computer App 20020105503 - Oueslati, Hatem ;   et al. | 2002-08-08 |