Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9745836 | Time delayed secondary retention mechanism for safety joint in a wellbore | Paul D. Ringgenberg, Russell Stephen Haake | 2017-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9745836 | Time delayed secondary retention mechanism for safety joint in a wellbore | Paul D. Ringgenberg, Russell Stephen Haake | 2017-08-29 |