Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845648 | Drill bits with variable flow bore and methods relating thereto | — | 2017-12-19 |
| 9771757 | Downhole motor with concentric rotary drive system | Nicholas Ryan Marchand, Jonathan Ryan Prill | 2017-09-26 |
| 9574401 | Downhole motor with concentric rotary drive system | Nicholas Ryan Marchand, Jonathan Ryan Prill | 2017-02-21 |