Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6178956 | Automotive fluid control system with pressure balanced solenoid valve | Christian Steinmann, Michael J. Covey, Michael Trevor Clark, John W. Dillon, Steven J. Roskowski +1 more | 2001-01-30 |
| 5628296 | Temperature-compensated exhaust gas recirculation system | Michael J. Covey | 1997-05-13 |
| 5421366 | Solenoid operated air control and check valve | Lee A. Naffziger | 1995-06-06 |