Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180958 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2021-11-23 |
| 10927651 | Apparatuses, systems and methods for producing hydrocarbon material from a subterranean formation using a displacement process | John Ravensbergen, Lyle Laun, Tim Johnson | 2021-02-23 |
| 10883314 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2021-01-05 |
| 10883315 | Casing float tool | Donald Getzlaf, John Ravensbergen, David Devlin, Douglas Braden, Travis Harris | 2021-01-05 |