Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5113651 | Air injection system diagnostic | Gregory E. Labus | 1992-05-19 |
| 5094214 | Vehicle engine fuel system diagnostics | — | 1992-03-10 |
| 4337742 | Idle air control apparatus for internal combustion engine | Clifford Carlson, Leo H. Voelkle | 1982-07-06 |