Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9909385 | Rotating wellhead hanger assemblies | John J. Cocker, III, Shailesh U. Vaghmashi, Jacob C. Emmett, Randy Gonzalez, Andrew R. Hanson +1 more | 2018-03-06 |
| 9863205 | Running tool with overshot sleeve | James D. Cavanagh, Andrew R. Hanson | 2018-01-09 |