Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5438489 | Solenoid driver circuit and diagnostics | Stephen J. Morey, April D. Ohlson, Weldon L. Phelps | 1995-08-01 |
| 5371460 | Speed and direction sensor for a rotating shaft having a rotor with teeth of alternating widths | Michael F. Coffman | 1994-12-06 |
| 5315972 | Vehicle diagnostic control system | Vernon R. Smith, Alan L. Stahl | 1994-05-31 |