Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363646 | Engine air/fuel control system with catalytic converter monitoring | Daniel V. Orzel, Glenn A. Zimlich | 1994-11-15 |
| 5353592 | Engine air/fuel control with monitoring | Glenn A. Zimlich, Daniel V. Orzel | 1994-10-11 |