| 12345520 |
Laser and synthetic profilometry of a positive displacement motor (PDM) and ML methods, systems, and computer medium storing instructions for predicting PDM attributes |
Lonnie L. Smith, Orson M. Terrill |
2025-07-01 |
| 10669826 |
Wellbore injection system |
Rodger D. Lacy, Shonagh Mackie |
2020-06-02 |
| 10612542 |
Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps |
Brian P. Jarvis, Nigel Wilcox, Brian Joseph Williams, Lance D. Underwood, Peter Thomas Cariveau +8 more |
2020-04-07 |
| 9982485 |
Positive displacement motor with radially constrained rotor catch |
Lance D. Underwood, Peter Thomas Cariveau, Brian P. Jarvis, Nigel Wilcox, Brian Joseph Williams +7 more |
2018-05-29 |
| 9695638 |
Positive displacement motor with radially constrained rotor catch |
Lance D. Underwood, Peter Thomas Cariveau, Brian P. Jarvis, Nigel Wilcox, Brian Joseph Williams +7 more |
2017-07-04 |
| 9482223 |
Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps |
Brian P. Jarvis, Nigel Wilcox, Brian Joseph Williams, Lance D. Underwood, Peter Thomas Cariveau +8 more |
2016-11-01 |
| 9393648 |
Undercut stator for a positive displacment motor |
Lance D. Underwood, Thomas K. Washburn |
2016-07-19 |
| 9334691 |
Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps |
Brian P. Jarvis, Nigel Wilcox, Brian Joseph Williams, Lance D. Underwood, Peter Thomas Cariveau |
2016-05-10 |
| 6881045 |
Progressive cavity pump/motor |
Mark D. Zitka |
2005-04-19 |
| 6695060 |
Downhole pumping system |
Michael J. Guidry, Jr. |
2004-02-24 |
| 5939885 |
Well logging apparatus having a separate mounting member on which a plurality of antennas are located |
Paul Anthony Donegan McClure, Edward J. Beshoory |
1999-08-17 |
| 5817937 |
Combination drill motor with measurement-while-drilling electronic sensor assembly |
Edward J. Beshoory, Heino J. Rohde |
1998-10-06 |
| 5690434 |
Downhole tool bearing assembly |
Edward J. Beshoory |
1997-11-25 |
| 5010005 |
Bio-oxidation of high alcohols in non-aqueous reaction media |
Sheldon J. B. Duff |
1991-04-23 |
| 5008782 |
Lighted handlebar for bicycles |
— |
1991-04-16 |
| 4871669 |
Production of natural flavor aldehydes from natural source primary alcohols C.sub.2 -C.sub.7 |
Sheldon J. B. Duff, Patricia H. Lanthier |
1989-10-03 |
| D298377 |
T shaped jack |
— |
1988-11-01 |