| 11519225 |
Steering a drill bit with a rotary valve |
Larry DeLynn Chambers, Neelesh Deolalikar |
2022-12-06 |
$18,619,000 |
| 11346201 |
Closed-loop speed/position control mechanism |
Neelesh Deolalikar |
2022-05-31 |
$16,873,000 |
| 11118407 |
Mud operated rotary steerable system with rolling housing |
Neelesh Deolalikar |
2021-09-14 |
$11,085,000 |
| 11111725 |
Rotary steerable system with rolling housing |
Neelesh Deolalikar |
2021-09-07 |
$10,537,000 |
| 11047207 |
Controlling the sensitivity of a valve by adjusting a gap |
Stephen Christopher Janes, Neelesh Deolalikar |
2021-06-29 |
$13,683,000 |
| 11008810 |
Steering a drill bit with a rotary valve |
Larry DeLynn Chambers, Neelesh Deolalikar |
2021-05-18 |
$23,392,000 |
| 10914120 |
Flexible collar for a rotary steerable system |
Christian Menger, Satish Rajagopalan |
2021-02-09 |
$12,812,000 |
| 10907465 |
Closed-loop drilling parameter control |
Richard Thomas Hay, Neelesh Deolalikar, Michael John Strachan |
2021-02-02 |
$18,030,000 |
| 10851591 |
Actuation apparatus of a directional drilling module |
— |
2020-12-01 |
$67,066,000 |
| 10697240 |
Steering force control mechanism for a downhole drilling tool |
— |
2020-06-30 |
$16,033,000 |
| 10648322 |
System and method for determining drilling parameters based on hydraulic pressure associated with a directional drilling system |
Neelesh Deolalikar |
2020-05-12 |
$9,847,000 |
| 10612347 |
Turbine-generator-actuator assembly for rotary steerable tool using a gearbox |
Neelesh Deolalikar, Benjamin Scott Riley, Mukul M. Agnihotri |
2020-04-07 |
$4,307,000 |
| 10538974 |
Load-bearing universal joint with self-energizing seals for a rotary steerable drilling tool |
Ruchir Shirish Patwa, Neelesh Deolalikar |
2020-01-21 |
$8,652,000 |
| 10508504 |
Redundant, adaptable slip ring |
John Hardin, Christopher Golla, Jonathan Peter Zacharko, David Wong, Richard Thomas Hay +2 more |
2019-12-17 |
$21,507,000 |
| 10435969 |
Hydraulic control of borehole tool deployment |
Thomas Paul Galley |
2019-10-08 |
$4,106,000 |
| 10280684 |
Dual-type speed control mechanism for a turbine |
Christopher Golla, Neelesh Deolalikar |
2019-05-07 |
$4,774,000 |
| 10273784 |
Fluid-driven power generation unit for a drill string assembly |
John Keith Savage |
2019-04-30 |
$7,011,000 |
| 10240396 |
Flow control module for a rotary steerable drilling assembly |
Stephen Christopher Janes, Neelesh Deolalikar |
2019-03-26 |
$5,005,000 |
| 10041303 |
Drilling shaft deflection device |
Gopal M. Bhosle |
2018-08-07 |
$8,534,000 |
| 10006250 |
Directional control of a rotary steerable drilling assembly using a variable fluid flow pathway |
Neelesh Deolalikar |
2018-06-26 |
$15,984,000 |
| 9970236 |
Mitigating stick-slip effects in rotary steerable tools |
Ravi P. Nanayakkara, Neelesh Deolalikar |
2018-05-15 |
$23,890,000 |
| 9920619 |
System and method for determining drilling parameters based on hydraulic pressure associated with a directional drilling system |
Neelesh V. Doelalikar |
2018-03-20 |
$15,543,000 |
| 9803425 |
Rotary steerable drilling system |
John Keith Savage |
2017-10-31 |
$22,893,000 |
| 9732605 |
Downhole well tool and cooler therefor |
— |
2017-08-15 |
$14,034,000 |
| 9702193 |
Apparatus and method for rotary steering |
— |
2017-07-11 |
$8,691,000 |