Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443351 | Backflow prevention assembly for downhole operations | Matthias Gatzen, Thorsten Regener | 2019-10-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443351 | Backflow prevention assembly for downhole operations | Matthias Gatzen, Thorsten Regener | 2019-10-15 |