Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7323030 | Apparatus and method for an exhaust aftertreatment device | Ricky Paul Schacher, Alan G. Turek | 2008-01-29 |
| 6086829 | Catalytic converter | Michael R. Shea, Robert Lawrence | 2000-07-11 |
| 5787584 | Catalytic converter | Michael R. Shea, Robert Lawrence | 1998-08-04 |