Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10760236 | System and method for real-time displacement control using expansive grouting techniques | Roland John Caldbeck | 2020-09-01 |
| 6844923 | Method and apparatus for surveying the geometry of tunnels | Gerhard Weithe, Werner Endres, Christian Neumann | 2005-01-18 |