Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8302306 | Method for making two-piece catalytic converter with double wall mid-section | Frederick B. Hill, Jr., Joseph Salmonowicz, Brad M. Schneemann | 2012-11-06 |
| 7765801 | Exhaust gas treatment device with insulated housing construction | Frederick B. Hill, Jr., Joseph Salmonowicz, Brad M. Schneemann | 2010-08-03 |