Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6973776 | Exhaust gas aftertreatment systems | Michiel J. Van Nieuwstadt, William Charles Ruona | 2005-12-13 |
| 6968680 | Diesel engine system for use with emission control device | Michiel J. Van Nieuwstadt, William Charles Ruona | 2005-11-29 |
| 6925796 | Diagnosis of a urea SCR catalytic system | Michiel Nieuwstadt | 2005-08-09 |
| 6895747 | Diesel aftertreatment systems | Michael Goebelbecker, Michiel J. Van Nieuwstadt, William Charles Ruona | 2005-05-24 |
| 6862879 | Diesel aftertreatment system | Michiel J. Van Nieuwstadt, William Charles Ruona | 2005-03-08 |
| 6834498 | Diesel aftertreatment systems | Michiel J. Van Nieuwstadt, Michael Goebelbecker, William Charles Ruona | 2004-12-28 |
| 6701707 | Exhaust emission diagnostics | Christopher John Mazur | 2004-03-09 |
| 6679051 | Diesel engine system for use with emission control device | Michiel J. van Nieustadt, William Charles Ruona | 2004-01-20 |