Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6581371 | Engine catalyst monitor | Daniel V. Orzel, Michael James Uhrich | 2003-06-24 |
| 6564543 | System and method for monitoring a conditioning catalyst | Daniel V. Orzel, Michael James Uhrich | 2003-05-20 |