Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188420 | Combined engine braking and positive power engine lost motion valve actuation system | Kevin P. Groth, Brian Ruggiero, Shengqiang Huang, John J. Lester, Steven Ernest +1 more | 2025-01-07 |
| 10851717 | Combined engine braking and positive power engine lost motion valve actuation system | Kevin P. Groth, Brian Ruggiero, Shengqiang Huang, John J. Lester, Steven Ernest +1 more | 2020-12-01 |
| 9790824 | Lost motion valve actuation systems with locking elements including wedge locking elements | Justin D. BALTRUCKI, G. Michael Gron, Jr., Kevin Audibert | 2017-10-17 |
| 9739184 | Start of an internal combustion engine with at least one engine valve in an open state during cranking | G. Michael Gron, Jr., Justin D. BALTRUCKI, John J. Lester | 2017-08-22 |
| 9410455 | Rocker latch for controlling engine valve actuation | G. Michael Gron, Jr., Justin D. BALTRUCKI, John J. Lester | 2016-08-09 |
| 9068478 | Apparatus and system comprising integrated master-slave pistons for actuating engine valves | Gabriel S. ROBERTS, Justin D. BALTRUCKI | 2015-06-30 |
| 8936006 | Combined engine braking and positive power engine lost motion valve actuation system | Kevin P. Groth, Brian Ruggiero, Shengqiang Huang, John J. Lester, Steven Ernest +1 more | 2015-01-20 |
| 8863726 | Method and system for engine cylinder decompression | Brian Ruggiero, Steven Ernest, Jin Xu, Eric Day, Joseph Paturzo +2 more | 2014-10-21 |
| 8726863 | Rocker shaft pedestal incorporating an engine valve actuation system or engine brake | Zdenek S. Meistrick, Robert S. Perkins, Yan Dong, Steve Kacmarcik | 2014-05-20 |
| 8578901 | Valve bridge with integrated lost motion system | Brian Ruggiero, Zhou Yang, Robb Janak | 2013-11-12 |
| 8528508 | Individual rocker shaft and pedestal mounted engine brake | Zdenek S. Meistrick, Robert S. Perkins | 2013-09-10 |
| 8453613 | Valve actuation system with valve seating control | Zhou Yang, Ryan C. Noss, Brian Ruggiero, John A. Schwoerer | 2013-06-04 |
| 8079338 | Self adjusting valve catch with valve seating control | John A. Schwoerer, Zhou Yang, Ryan C. Noss, Brian Ruggiero | 2011-12-20 |
| 7905208 | Valve bridge with integrated lost motion system | Brian Ruggiero, Zhou Yang, Robb Janak | 2011-03-15 |
| 7735466 | Exhaust brake | Jacob M. Moore, Zdenek S. Meistrick, Steven Botellio, Zhi Qiang Chu | 2010-06-15 |
| 7555998 | System and method for hydraulic valve actuation | Zhou Yang, Andrew Brzoska, Brian Ruggiero, David Smith, James Judd +1 more | 2009-07-07 |
| 7152576 | Compact lost motion system for variable value actuation | Richard Vanderpoel, Zhou Yang, Andrew Brzoska, Brian Ruggiero, David Smith +3 more | 2006-12-26 |
| 7066159 | System and method for multi-lift valve actuation | Brian Ruggiero, Zhou Yang, Robb Janak, Shengqiang Huang | 2006-06-27 |
| 6868824 | System and method of gas recirculation in an internal combustion engine | Zhou Yang, Robb Janak | 2005-03-22 |
| 6866017 | Method and system for engine braking in an internal combustion engine using a stroke limited high pressure engine brake | Brian Ruggiero, Zhou Yang | 2005-03-15 |
| 6584954 | Use of external exhaust gas recirculation (“EGR”) to improve compression release braking and method for EGR valve and system cleaning | Robb Janak | 2003-07-01 |
| 6095115 | Self-clipping slave piston device with lash adjustment for a compression release engine retarder | — | 2000-08-01 |
| 5462025 | Hydraulic circuits for compression release engine brakes | Mark A. Israel | 1995-10-31 |