Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7404449 | Pile driving control apparatus and pile driving system | Patrick Bermingham, Michael Justason, David Hoover, Stefano Gabaldo, Peter Middendorp +1 more | 2008-07-29 |
| 7156188 | Pile driver with energy monitoring and control circuit | Patrick Bermingham, Michael Justason, Grant Bearss, David Hoover, Stefano Gabaldo +1 more | 2007-01-02 |