Issued Patents 2021
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209103 | Vertical pipe deployment system and method | Andrew David Ethridge, Mark D. Kalman | 2021-12-28 |
| 11142981 | Pipe pull head systems and methods | Shawn Poworoznik | 2021-10-12 |
| 11098853 | Pipeline supplemental containment wall systems and methods | — | 2021-08-24 |
| 11079041 | Pipeline retainer stake systems and methods | — | 2021-08-03 |
| 11067469 | Reusable pipe integrity test head systems and methods | Kirk Spencer Francis, Jonathan Guerrero, Alexander Lee Winn | 2021-07-20 |
| 11065670 | Outward direction pipe fitting swage machine systems and methods | Richard Charles Lawrence, John Paul Leger, Mikel Lee Lewis | 2021-07-20 |
| 11065669 | Forward stroke pipe fitting swage machine systems and methods | Richard Charles Lawrence, John Paul Leger, Mikel Lee Lewis | 2021-07-20 |
| 11009151 | Vertical pipe deployment system and method | Andrew David Ethridge, Mark D. Kalman | 2021-05-18 |