Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7398830 | Electric-hydraulic power unit | John A. Johansen, Michael R. Williams | 2008-07-15 |
| 7287595 | Electric-hydraulic power unit | John A. Johansen, Michael R. Williams | 2007-10-30 |
| 7159662 | System for controlling a hydraulic actuator, and methods of using same | John A. Johansen, Michael R. Williams | 2007-01-09 |
| 7137450 | Electric-hydraulic power unit | John A. Johansen, Michael R. Williams | 2006-11-21 |
| 6998724 | Power generation system | John A. Johansen, Lars Fretland, Andreas Mohr, Christina M. Johansen, Veronique Prevault | 2006-02-14 |