Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10400557 | Method and apparatus for completing a multi-stage well | Michael J. Bertoja, Robert A. Parrott, Bruno Lecerf, Sergey Balakin, Elena Tarasova +2 more | 2019-09-03 |
| 9382790 | Method and apparatus for completing a multi-stage well | Michael J. Bertoja, Robert A. Parrott, Bruno Lecerf, Sergey Balakin, Elena Tarasova +2 more | 2016-07-05 |