Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9103305 | Internal combustion engine | Alan W. Hayman, Hatem Zakaria Orban | 2015-08-11 |
| 8714295 | Internal combustion engine and vehicle packaging for same | Alan W. Hayman, William A. Bear | 2014-05-06 |
| 8667953 | Cylinder deactivation to reduce fuel enrichment after fuel cutoff modes | Robert Gallon, Alan W. Hayman, Robert S. McAlpine | 2014-03-11 |
| 8307800 | Engine having camshaft lubrication rail | David R. Staley, Alan W. Hayman, Joseph J. Moon | 2012-11-13 |
| 7628142 | Remotely mounted high-pressure fuel pump assembly | Alan W. Hayman, David P. Sczomak | 2009-12-08 |
| 7516728 | Windage tray | David R. Staley, Alan W. Hayman, Jeremy T. Demarest, Frederick J. Rozario | 2009-04-14 |
| 7293538 | Overhead camshaft drive assembly | Alan W. Hayman | 2007-11-13 |
| 6505589 | Single cam three-valve engine overhead valve train | Alan W. Hayman, Frederick J. Rozario, Terry Wayne Black | 2003-01-14 |
| 6505592 | Valve train for twin cam three-valve engine | Alan W. Hayman | 2003-01-14 |
| 5829406 | Balancing crankcase pressure | Terry Wayne Black | 1998-11-03 |