Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9518434 | System for ascertaining and managing properties of a circulating wellbore fluid and method of using the same | Anthony Worthen | 2016-12-13 |
| 6584863 | Device for measuring fluid flow through a pipe or open channel | — | 2003-07-01 |
| 5715895 | Downhole drilling tool cooling system | Elwood Champness | 1998-02-10 |