Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365904 | Redundant speed sensor for engine control | Stephen C. Nofsinger | 1994-11-22 |
| 5347857 | Phase detection apparatus and method | Walter E. Earleson, Eric Ohlson | 1994-09-20 |
| 5041772 | Locomotive dynamic brake control | Walter E. Earleson, Raymond G. Evans | 1991-08-20 |
| 5036669 | Apparatus and method for controlling the air/fuel ratio of an internal combustion engine | Walter E. Earleson | 1991-08-06 |