Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639648 | Downhole turbine assembly | David R. Hall, Jonathan Marshall | 2023-05-02 |
| 11608719 | Controlling fluid flow through a valve | David R. Hall, Jonathan Marshall, David C. Hoyle, Malcolm R. Taylor | 2023-03-21 |