Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6955115 | Hydraulic circuit having pressure equalization during regeneration | Michael A. A'Hearn, Thomas J. Hajek, Sr., Larry W. Lorimor, Daniel T. Mather | 2005-10-18 |
| 6761027 | Pressure-compensated hydraulic circuit with regeneration | Michael A. A'Hearn, Daniel J. Mather | 2004-07-13 |
| 6715403 | Independent and regenerative mode fluid control system | Thomas J. Hajek, Jr. | 2004-04-06 |
| 6701822 | Independent and regenerative mode fluid control system | Thomas J. Hajek, Jr., James D. Linderode | 2004-03-09 |
| 6357230 | Hydraulic ride control system | Michael A. A'Hearn, David J. Carlson, Thomas J. Hajek, Jr., Andy Hatcher, Michael Hudson +1 more | 2002-03-19 |
| 6321534 | Ride control | Michael A. A'Hearn, Thomas J. Hajek, Jr., Michael Hudson, Lawrence F. Schexnayder | 2001-11-27 |
| 6293181 | Control system providing a float condition for a hydraulic cylinder | Thomas J. Hajek, Jr., Daniel T. Mather | 2001-09-25 |
| 6186044 | Fluid control system with float capability | Thomas J. Hajek, Jr. | 2001-02-13 |
| 6173639 | Fluid control system having float control | Michael A. A'Hearn, Thomas J. Hajek, Jr. | 2001-01-16 |
| 6161467 | Fluid control system with regeneration | Michael A. A'Hearn, Thomas J. Hajek, Jr., Tony L. Marcott | 2000-12-19 |
| 6089528 | Poppet valve control with sealing element providing improved load drift control | Thomas J. Hajek, Jr. | 2000-07-18 |
| 5950989 | Valve interface having mismatched radii | Thomas J. Hajek, Jr. | 1999-09-14 |
| 5906351 | Integrated electrohydraulic actuator | James A. Aardema, Edward William Mate, Thomas J. Hajek, Jr. | 1999-05-25 |