Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8171721 | Closed loop control of exhaust system fluid dosing | Mark Louis Dell′Eva, Eric O. Barrows, James E. McCarthy, Jr., John R. Barla | 2012-05-08 |
| 8043184 | Vehicle differential including pump with variable-engagement clutch | — | 2011-10-25 |
| 7690487 | Vehicle differential including pump with variable engagement clutch | — | 2010-04-06 |
| 7549941 | Vehicle differential including pump with variable-engagement clutch | — | 2009-06-23 |
| 7361114 | Vehicle differential including pump with variable-engagement clutch | — | 2008-04-22 |
| 6810909 | Solenoid operated pressure control valve | David E. Herbert | 2004-11-02 |