Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887454 | Method for monitoring a work vehicle suspension | Christos Kyrtsos, F. Paul Lutgen | 1989-12-19 |
| 4852674 | Method for displaying load distribution by monitoring a work vehicle suspension | — | 1989-08-01 |
| 4845975 | Method for monitoring a work vehicle suspension | Christos Kyrtsos, F. Paul Lutgen | 1989-07-11 |