Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840913 | Device, system and method for reinforcing a tunnel | Richard Wayne DeVaul, Eric Liu | 2017-12-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840913 | Device, system and method for reinforcing a tunnel | Richard Wayne DeVaul, Eric Liu | 2017-12-12 |