TM

Thomas D. MacDougall

Schlumberger Technology: 20 patents #230 of 7,293Top 4%
GI Gas Research Institute: 3 patents #96 of 808Top 15%
Overall (All Time): #183,256 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11066903 Apparatus and methods for well intervention Mark Milkovisch, Todor Sheiretov 2021-07-20
10544657 Apparatus and methods for well intervention Mark Milkovisch, Todor Sheiretov 2020-01-28
9650851 Autonomous untethered well object John R. Whitsitt, John A. Booker, Gary L. Rytlewski 2017-05-16
9464489 Method and apparatus for pipe-conveyed well logging Harold Steven Bissonnette 2016-10-11
9187957 Method for motion compensation using wired drill pipe Harold S. Bissonette, Christopher S. Del Campo 2015-11-17
8499843 System and method to seal using a swellable material Dinesh R. Patel, Y. Gill Hillsman, III, Herve Ohmer, Stephane Hiron, Philippe Gambier +9 more 2013-08-06
8403066 Control line hybrid junction assembly Ramaswamy Meyyappan, Yasser El-Khazindar 2013-03-26
7779684 Apparatus and methods to perform downhole measurements associated with subterranean formation evaluation Dale Meek, Julian Pop, Robert W. Sundquist, Alain P. Dorel 2010-08-24
7673678 Flow control device with a permeable membrane Nihat Ovutmen, Mark H. Fraker, Qing Yao, Donald W. Ross 2010-03-09
7665537 System and method to seal using a swellable material Dinesh R. Patel, Y. Gil Hilsman, III, Herve Ohmer, Stephane Hiron, Philippe Gambier +9 more 2010-02-23
7635029 Downhole electrical-to-hydraulic conversion module for well completions Donald W. Ross 2009-12-22
7581440 Apparatus and methods to perform downhole measurements associated with subterranean formation evaluation Dale Meek, Julian Pop, Robert W. Sundquist, Alain P. Dorel 2009-09-01
7543640 System and method for controlling undesirable fluid incursion during hydrocarbon production 2009-06-09
7537056 System and method for gas shut off in a subterranean well 2009-05-26
7464761 Flow control system for use in a well Pierre Hosatte, Stephane Hiron, Michael J. Bertoja 2008-12-16
7455114 Snorkel device for flow control 2008-11-25
7360600 Subsurface safety valves and methods of use Dwayne May 2008-04-22
7219728 Method and apparatus for generating downhole power Anthony Veneruso 2007-05-22
6766854 Well-bore sensor apparatus and method Reinhart Ciglenec, Jacques R. Tabanou, Kenneth L. Havlinek, Arthur D. Liberman, Ian Bryant +1 more 2004-07-27
5779085 Expandable pin plug for automated use Kenneth L. Havlinek, Michele Tesciuba 1998-07-14
5746279 Method and apparatus for changing bits while drilling with a flexible shaft Kenneth L. Havlinek, Alan J. Sallwasser, Miles Jaroska, Duane LaDue, Wayne A. Tyler +4 more 1998-05-05
5692565 Apparatus and method for sampling an earth formation through a cased borehole Andrew Kurkjian, Miles Jaroska, Aaron Flores, Duane LaDue 1997-12-02
5687806 Method and apparatus for drilling with a flexible shaft while using hydraulic assistance Alan J. Sallwasser, Kenneth L. Havlinek, Miles Jaroska, Duane LaDue, Wayne A. Tyler +4 more 1997-11-18