Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8783786 | Cutter assembly for tunnel boring machine with pressure compensation | Stephen M. Smading, Timothy A. Lang, Zachary J. Box, Brian B. Khalighi, Brad D. Grothen +3 more | 2014-07-22 |
| 8172334 | Apparatus and method for monitoring tunnel boring efficiency | Leif R. Lindbergh, Ian R. Cahoon, Richard J. Robbins, James C. Moore, Brent R. Brown +1 more | 2012-05-08 |