Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10030474 | Downhole sub with hydraulically actuable sleeve valve | Daniel Jon Themig, Kevin O. Trahan, Christopher Denis Desranleau | 2018-07-24 |
| 9874067 | Sliding sleeve sub and method and apparatus for wellbore fluid treatment | Daniel Jon Themig, Christopher Denis Desranleau, Kevin O. Trahan, Daniel P. Lupien, Terrance Dean Maxwell | 2018-01-23 |