Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252861 | Soil extraction/grouting device | — | 2025-03-18 |
| 11686061 | Soil extraction/grouting device | — | 2023-06-27 |
| 11136738 | Structural sheet spur | — | 2021-10-05 |
| 10408375 | Buried pipe lifting device and method | Michael A. Trout | 2019-09-10 |