Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8851048 | Dedicated rocker arm engine brake | — | 2014-10-07 |
| 8726863 | Rocker shaft pedestal incorporating an engine valve actuation system or engine brake | Robert S. Perkins, Neil Fuchs, Yan Dong, Steve Kacmarcik | 2014-05-20 |
| 8627791 | Primary and auxiliary rocker arm assembly for engine valve actuation | Robb Janak, Brian Ruggiero | 2014-01-14 |
| 8528508 | Individual rocker shaft and pedestal mounted engine brake | Robert S. Perkins, Neil Fuchs | 2013-09-10 |
| 8151763 | Bias system for dedicated engine braking rocker arm in a lost motion system | Joseph A. Bonfatto | 2012-04-10 |
| 7971569 | Bias system for dedicated engine braking rocker arm in a lost motion system | Joseph A. Bonfatto | 2011-07-05 |
| 7823553 | Engine brake having an articulated rocker arm and a rocker shaft mounted housing | — | 2010-11-02 |
| 7735466 | Exhaust brake | Jacob M. Moore, Neil Fuchs, Steven Botellio, Zhi Qiang Chu | 2010-06-15 |
| 7392772 | Primary and offset actuator rocker arms for engine valve actuation | Robb Janak | 2008-07-01 |
| 7350502 | Apparatus and method for controlling exhaust pressure | Todd Perkins | 2008-04-01 |
| 6732686 | Valve opening mechanism | Yoshihide Maeda, Hisaki Torisaka | 2004-05-11 |
| 6325043 | Exhaust gas recirculation device | Yoshihide Maeda, Vincent Pitzi | 2001-12-04 |
| 6240898 | Slave piston assembly with valve motion modifier | Vincent Pitzi | 2001-06-05 |
| 6082328 | Method and apparatus to accomplish exhaust air recirculation during engine braking and/or exhaust gas recirculation during positive power operation of an internal combustion engine | Vincent Pitzi | 2000-07-04 |
| 6039022 | Co-axial master piston assembly | Vincent Pitzi | 2000-03-21 |
| 6012424 | Method and apparatus to accomplish exhaust gas recirculation and/or engine braking to overhead cam internal combustion engines | — | 2000-01-11 |
| 5809964 | Method and apparatus to accomplish exhaust air recirculation during engine braking and/or exhaust gas recirculation during positive power operation of an internal combustion engine | Vincent Pitzi | 1998-09-22 |
| 5787859 | Method and apparatus to accomplish exhaust air recirculation during engine braking and/or exhaust gas recirculation during positive power operation of an internal combustion engine | Vincent Pitzi | 1998-08-04 |
| 5146754 | Exhaust gas diverter for divided volute turbocharger of internal combustion engine | Adish Jain, Vincent Pitzi | 1992-09-15 |
| 4996957 | Control valve for a compression release engine retarder | — | 1991-03-05 |
| 4949751 | Compression release retarder with valve motion modifier | Raymond N. Quenneville | 1990-08-21 |
| 4898206 | Compression release retarder with valve motion modifier | Raymond N. Quenneville | 1990-02-06 |
| RE33052 | Compression release retarder with valve motion modifier | Raymond N. Queeneville | 1989-09-12 |
| 4838516 | Compression release retarder with valve motion modifier | Raymond N. Quenneville | 1989-06-13 |
| 4706624 | Compression release retarder with valve motion modifier | Raymond N. Quenneville | 1987-11-17 |