Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11280263 | Torque-actuated variable compression ratio phaser | Ryan M. Heinbuch, Justin E. Ketterer, Dumitru Puiu | 2022-03-22 |
| 11149825 | Engine assembly including gearbox for varying compression ratio of engine assembly using stationary actuator | Ryan M. Heinbuch, Dumitru Puiu, Justin E. Ketterer, Venu G. Ganti | 2021-10-19 |
| 10787973 | Variable compression ratio engine | Ryan M. Heinbuch, Justin E. Ketterer | 2020-09-29 |
| 9810173 | Engine assembly | Alan W. Hayman, Edward J. Keating | 2017-11-07 |
| 9797512 | Piston pin with outer member and core and method of manufacturing a piston pin | Alan W. Hayman, Dale E. Murrish, Amit Kumar, Balakrishna Chinta | 2017-10-24 |
| 9359976 | Engine with pulse-suppressed dedicated exhaust gas recirculation | Edward J. Keating | 2016-06-07 |
| 8935917 | Partially integrated exhaust manifold | Alan W. Hayman | 2015-01-20 |
| 8915081 | Internal combustion engine | Alan W. Hayman | 2014-12-23 |
| 8887680 | Engine assembly including modified camshaft arrangement | Alan W. Hayman | 2014-11-18 |
| 8539768 | Exhaust bypass system for turbocharged engine with dedicated exhaust gas recirculation | Alan W. Hayman | 2013-09-24 |
| 8534251 | Engine assembly with camshaft housing | Brian W. Geiser, Cynthia Ann Stuvel, Gary L. Nye | 2013-09-17 |
| 8528327 | Forced induction and exhaust system | John Russell Bucknell, Dominique T. Lester | 2013-09-10 |
| 8443603 | Intake manifold assembly for dedicated exhaust gas recirculation | Alan W. Hayman | 2013-05-21 |
| 8418666 | Multipiece camshaft assembly | Dominique T. Lester, Alan W. Hayman | 2013-04-16 |
| 8397689 | Fuel pump tappet/roller follower lubrication | James B. Hicks, Brian W. Geiser | 2013-03-19 |
| 8371260 | Cylinder head drain and vent | Roxann M. Bittner, Brian W. Geiser, Pamela A. Sinnott | 2013-02-12 |
| 8307809 | Engine assembly including cam cover mounted fuel rail | James D. Hay, Joel Cowgill | 2012-11-13 |
| 8109246 | Camshaft damping mechanism and method of assembly | Robert Gallon, Alan W. Hayman, Robert S. McAlpine | 2012-02-07 |
| 7942118 | Oil system for active fuel management on four valve engines | — | 2011-05-17 |
| 7523729 | Rocker assembly with adjustable swivel foot | Frederick J. Rozario | 2009-04-28 |
| 7051685 | Cylinder head with integrated exhaust manifold | Alan W. Hayman | 2006-05-30 |
| 6513480 | Pick-up tube for hydraulically-actuated valve deactivation | William C. Albertson | 2003-02-04 |