Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10683728 | Float sub with pressure-frangible plug | Justin Kellner, Stephen J. Chauffe | 2020-06-16 |
| 10422202 | Linearly indexing wellbore valve | Justin Kellner, Kenneth J. Anton, Michael J. Harris | 2019-09-24 |
| 9506315 | Open-hole packer | — | 2016-11-29 |