Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10539017 | Cutter housing with field-replaceable seats | — | 2020-01-21 |
| 10480318 | Cutter housing with inline mounting | Ross D. Galbraith, Stephen M. Smading | 2019-11-19 |
| 10208597 | Cutter disc with set back teeth for tunnel boring machine | — | 2019-02-19 |
| 10018042 | Clamped-ring cutter assembly for tunnel boring machine | — | 2018-07-10 |
| 9845677 | Cutter assembly with inline mounting | Ross D. Galbraith | 2017-12-19 |
| 9010872 | Tunnel boring machine with cutterhead support assembly supporting a variable number of drive systems | — | 2015-04-21 |
| 8783786 | Cutter assembly for tunnel boring machine with pressure compensation | Aaron J. Shanahan, Stephen M. Smading, Timothy A. Lang, Zachary J. Box, Brian B. Khalighi +3 more | 2014-07-22 |
| 5234064 | Roller cutter assembly having adjustable ring cutter spacing | — | 1993-08-10 |