Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7634155 | Hybrid optical cylinder position sensor | Paul C. Pawelski, Trent Kucher | 2009-12-15 |
| 7210292 | Hydraulic system having variable back pressure control | Robert J. Price | 2007-05-01 |
| 6854268 | Hydraulic control system with energy recovery | Roger Fales | 2005-02-15 |
| 6541875 | Free piston engine with electrical power output | Willibald G. Berlinger | 2003-04-01 |
| 6244226 | Free piston internal combustion engine with rotating piston | Willibald G. Berlinger, John M. Sloma | 2001-06-12 |
| 6206656 | Method of operating a free piston internal combustion engine with high pressure hydraulic fluid upon misfire or initial start-up | Brett M. Bailey | 2001-03-27 |
| 6038958 | Porting for hydraulic pressure transformer | — | 2000-03-21 |
| 5878649 | Controlled porting for a pressure transformer | — | 1999-03-09 |