Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5024140 | Hydraulic control mechanism for a hydraulic actuator | — | 1991-06-18 |
| 5018935 | Automatic pressure relief system for a hydraulic motor | — | 1991-05-28 |
| 4949802 | Hydraulic steering systems dampening devices | — | 1990-08-21 |
| 4915186 | Hydraulic steering systems dampening devices | — | 1990-04-10 |
| 4898078 | Hydraulic system for a work vehicle | Stuart L. Neagle | 1990-02-06 |
| 4838314 | Secondary hydraulic steering system | — | 1989-06-13 |
| 4809586 | Hydraulic system for a work vehicle | Stuart L. Neagle | 1989-03-07 |
| 4781219 | Fluid controller and dampening fluid path | Donald M. Haarstad | 1988-11-01 |
| 4625751 | Vehicle steering and auxiliary function hydraulic circuit | — | 1986-12-02 |
| 4326558 | Steering system including accumulator for supplying emergency reserve of fluid | — | 1982-04-27 |
| 4303089 | Steering including accumulator for supplying emergency reserve of fluid | Warren L. Thompson | 1981-12-01 |