Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11585159 | Inner drilling riser tie-back internal connector | John E. Nelson, Bruce J. Witwer | 2023-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11585159 | Inner drilling riser tie-back internal connector | John E. Nelson, Bruce J. Witwer | 2023-02-21 |