Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7290389 | Hydraulic drive system and improved filter sub-system therefor | — | 2007-11-06 |
| 7076946 | Hydraulic kicker control piston | David G. Swartzer, Michael J. Voigt | 2006-07-18 |
| 6971232 | Hydraulic drive system and improved control valve assembly therefor | — | 2005-12-06 |
| 5992450 | Cartridge valve having solenoid bypass and integral relief valve | Scott Parker, Terence J. Bigaouette, Gregory F. Lantsberg, Jerry F. Carlin | 1999-11-30 |