Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6886546 | Rotary-actuator EGR valve having compliant seal/bushing | Raul A. Bircann | 2005-05-03 |
| 6874754 | Apparatus for preventing valve stem coking | Todd P. Geib, Craig Smith, Christopher Marlowe, Mark Allen Reeves, Mahoro M. Fujita +2 more | 2005-04-05 |
| 6749174 | Exhaust gas recirculation valve having low drag | Raul A. Bircann | 2004-06-15 |