Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151148 | Composite metallic elastomeric sealing components for roller cone drill bits | David A. Curry, Terry J. Koltermann, Stuart Hall | 2018-12-11 |
| 9909365 | Downhole tools having mechanical joints with enhanced surfaces | Danny E. Scott | 2018-03-06 |