Inventor
Ravi P. NANAYAKKARA
Inventor
US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling75%
H02KDynamo-electric machines13%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems13%
PatentTitleYear
11,788,357Using solenoid characteristics for performance diagnostics on rotary steerable systems202311,655,708Telemetry using pulse shape modulation202311,448,064Compressible load shoulder for dampening shock in downhole telemetry tool202211,352,856Downhole power generation and directional drilling tool202211,293,230Rotary steerable tool with independent actuators202211,293,229Autonomously driven rotary steering system2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2023Patents assigned to HALLIBURTON ENERGY SERVICES INC (6)· patent assignee history
2022–2023Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HALLIBURTON ENERGY SERVICES INC | 6 | 2022–2023 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 6 | 2022–2023 |