Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12259079 | Sealing plug assemblies, sealing elements, and bleed lances for line stopping a pipe and systems and methods thereof | David Albertson, Brian L. Anderson, Paul Hatch, Ray Prater, Joaquin Reyes Espinosa +2 more | 2025-03-25 |
| 12188602 | Sealing plug assemblies, line stop assemblies, and yokes with fluid pathways for line stopping a pipe and methods for the use thereof | David Albertson, Brian L. Anderson, Paul Hatch, Ray Prater, Joaquin Reyes Espinosa +2 more | 2025-01-07 |
| 11603956 | Pipe isolation device | David Albertson, Joaquin Reyes | 2023-03-14 |
| 9091382 | Machine-actuated and removable safety closure with anti-rotation and machine-released holder | Buddy A. Wilson | 2015-07-28 |