Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9227225 | Bearing cooling system for vibratory devices | — | 2016-01-05 |
| 7950877 | Clamp systems and methods for pile drivers and extractors | — | 2011-05-31 |
| 7854571 | Systems and methods for handling piles | — | 2010-12-21 |
| 7708499 | Clamp systems and methods for pile drivers and extractors | John L. White | 2010-05-04 |
| 7704017 | Friction shaft coupling with perpendicular adjustment | — | 2010-04-27 |
| 7168890 | Eccentric vibration system with resonance control | — | 2007-01-30 |
| 5529132 | Hydraulic control circuit for pile driver | — | 1996-06-25 |
| 5474138 | Hydraulic control circuit for pile driver | — | 1995-12-12 |
| 5088565 | Vibratory pile driver | — | 1992-02-18 |