Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5799625 | Electronically controlled engine cooling apparatus | Leszek Ziolek, Wayne R. Duprez | 1998-09-01 |
| 5582138 | Electronically controlled engine cooling apparatus | Leszek Ziolek, Wayne R. Duprez | 1996-12-10 |