Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385323 | Downhole directional drilling tool | Andrew Mueller, Ke Chen, Xiaoge Gan, Venkatesh Karuppiah | 2025-08-12 |
| 11939867 | Downhole directional drilling tool | Andrew Mueller, Ke Chen, Xiaoge Gan, Venkatesh Karuppiah | 2024-03-26 |
| 11788359 | Downhole steering system and methods | Jonathan Marshall, Edward George Parkin, Geoffrey C. Downton, David C. Hoyle, Nalin Weerasinghe | 2023-10-17 |
| 8082987 | Hydraulically locking stabilizer | — | 2011-12-27 |
| 5661402 | Sealed modular downhole antenna | Kenneth H. Hamlin, Paul L. Sinclair | 1997-08-26 |
| 5463319 | Induction log sonde feedpipe having a plurality of tubes arranged within it and windows to facilitate the passage of the conductors | Randal Thomas Beste | 1995-10-31 |
| 4979585 | Compound suspension linkage | — | 1990-12-25 |