Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7856868 | Method and system for determining the feasibility of an automotive exhaust catalyst | Vipul Patel, Kevin R. Deweerdt | 2010-12-28 |
| 6860144 | Oxygen sensor monitoring arrangement | Wei Wang, Douglas M. Stander, David J. Carlson, Chris J Booms, Thomas W. Stephens +5 more | 2005-03-01 |
| 6161531 | Engine control system with adaptive cold-start air/fuel ratio control | Douglas R. Hamburg, Daniel Lawrence Meyer | 2000-12-19 |
| 5713341 | Lean air/fuel engine feedback control system | Dennis Craig Reed, Douglas R. Hamburg | 1998-02-03 |