| 12473826 |
Instrumented movable drill bit cutter |
Jonathan Dunlop, Ashley Bernard Johnson, Andrew John Robinson |
2025-11-18 |
|
| 12393248 |
Devices, systems, and methods for collecting downhole measurements |
Andrew David Robinson |
2025-08-19 |
|
| 12366158 |
Drill bit metamorphism detection |
Andrew David Robinson, Dariusz Strapoc, Nicholas Ivars Abolins, Can Evren Yarman, Timothy McAlinden +1 more |
2025-07-22 |
|
| 12345134 |
Devices, systems, and methods for downhole power generation |
Andrew David Robinson |
2025-07-01 |
|
| 12345198 |
Thermal impact of gas storage |
Ashley Bernard Johnson |
2025-07-01 |
|
| 11828164 |
Instrumented cutter |
Michael Paul Barrett, Tomas Rosinski, Jarek Rosinski |
2023-11-28 |
$56,677,000 |
| 11822039 |
Formation evaluation at drill bit |
Ashley Bernard Johnson, John Cook |
2023-11-21 |
$45,086,000 |
| 11814909 |
Anti-whirl stabilization tools |
Huseyin Murat Panayirci, Joachim Sihler, Ashley Bernard Johnson |
2023-11-14 |
$32,302,000 |
| 11739629 |
Strain gauges for detecting deformations of a plate |
Joachim Sihler |
2023-08-29 |
$90,480,000 |
| 11732571 |
Downhole tool with sensor set(s) sensitive to circumferential, axial, or radial forces |
Ashley Bernard Johnson, Michael Paul Barrett, Walter David Aldred, Tomas Rosinski, Jarek Rosinski |
2023-08-22 |
$51,331,000 |
| 11668184 |
Instrumented rotary tool with compliant connecting portions |
Ashley Bernard Johnson, Michael Paul Barrett, Walter David Aldred, Tomas Rosinski, Jarek Rosinski |
2023-06-06 |
$84,280,000 |
| 11512540 |
Methods for mitigating whirl |
Huseyin Murat Panayirci, Joachim Sihler, Ashley Bernard Johnson |
2022-11-29 |
$114,906,000 |
| 11434748 |
Instrumented rotary tool with sensor in cavity |
Ashley Bernard Johnson, Michael Paul Barrett, Walter David Aldred, Tomas Rosinski, Jarek Rosinski |
2022-09-06 |
$96,473,000 |
| 10781640 |
Rotary cutting tool |
Ashley Bernard Johnson |
2020-09-22 |
$25,030,000 |
| 10760364 |
Milling tool and method |
Ashley Bernard Johnson |
2020-09-01 |
$26,622,000 |
| 10704332 |
Downhole rotary cutting tool |
Ashley Bernard Johnson, Gokturk Tunc |
2020-07-07 |
$24,901,000 |
| 10612309 |
Reamer |
Ashley Bernard Johnson, Gokturk Tunc |
2020-04-07 |
$17,491,000 |
| 10584538 |
Reamer |
Ashley Bernard Johnson, Gokturk Tunc |
2020-03-10 |
$18,394,000 |
| 10519722 |
Reamer |
Ashley Bernard Johnson, Gokturk Tunc |
2019-12-31 |
$28,794,000 |
| 10508499 |
Reamer |
Ashley Bernard Johnson, Gokturk Tunc |
2019-12-17 |
$63,013,000 |
| 10501995 |
Reamer |
Ashley Bernard Johnson, Gokturk Tunc |
2019-12-10 |
$21,480,000 |
| 10415318 |
Expandable reamer |
Ashley Bernard Johnson |
2019-09-17 |
$23,052,000 |
| 10153059 |
Charged particle acceleration device |
Seth Putterman, Brian Naranjo |
2018-12-11 |
|
| 9386674 |
Mechanoluminescent X-ray generator |
Seth Putterman, Carlos Camara, Juan V. Escobar |
2016-07-05 |
|
| 9093248 |
Triboelectric X-ray source |
Seth Putterman, Carlos Camara |
2015-07-28 |
|
