Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637191 | Method and system for diagnosing a secondary air supply for an internal combustion engine | Gregory Ziemba | 2003-10-28 |
| 6581371 | Engine catalyst monitor | Michael James Uhrich, Theodore M. Kostek | 2003-06-24 |
| 6564543 | System and method for monitoring a conditioning catalyst | Michael James Uhrich, Theodore M. Kostek | 2003-05-20 |