Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10487882 | Mud motor transmission | James F. Kuhn | 2019-11-26 |
| 10422442 | Method for suppression of resonant vibrations in subsea pipelines | Mark Norris, Stephen L. Williams | 2019-09-24 |