Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840880 | Casing centralizer | Mitchel D. Hansen, Andrew M. Eldridge, Jody D. Riddle | 2017-12-12 |
| 9422774 | Casing centralizer | Mitchel D. Hansen, Andrew M. Eldridge, Jody D. Riddle | 2016-08-23 |
| 9057229 | Casing centralizer | Mitchel D. Hansen, Andrew M. Eldridge, Jody D. Riddle | 2015-06-16 |
| 8701759 | Casing centralizer | Mitchel D. Hansen, Andrew M. Eldridge, Jody D. Riddle | 2014-04-22 |