Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888577 | Semi-automatic mechanical transmission control display and fault indicator | Michael W. Dunkley, John E. Dunne | 1989-12-19 |
| 4800360 | Vehicle display for current and allowable gear ratios | Michael W. Dunkley | 1989-01-24 |