Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D786309 | Hydraulic pump | Doug Kardell | 2017-05-09 | |
| 7159395 | Bent axis hydrostatic module with multiple yokes | John Fleming, Doug Kardell, Christopher P. Masini | 2007-01-09 | $3,849,000 |
| 6996980 | Bent axis hydrostatic unit with multiple yokes | John Fleming, Doug Kardell, Christopher P. Masini | 2006-02-14 | $8,351,000 |
| 6945041 | Bent axis hydrostatic module with multiple yokes | John Fleming, Doug Kardell, Christopher P. Masini, Jeffrey C. Marks | 2005-09-20 | |
| 6203283 | Single piece yoke stroking device for bent axis type hydraulic pumps and variable motors | John Fleming, Dave Dirks | 2001-03-20 | $3,056,000 |
| 5784949 | Retaining system for slipper holddown pins | Jim D. Ryken, Jeffrey A. Baldus, David D. Dirks | 1998-07-28 | $4,320,000 |
| 5207144 | Swashplate leveling device | Ronald Sporrer | 1993-05-04 |