Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662760 | Method and apparatus for controlling combustion timing in an homogenous-charge compression-ignition engine | Charles E. Roberts, Jr., Daniel W. Stewart | 2003-12-16 |
| 6637381 | Oxygenated fuel plus water injection for emissions control in compression ignition engines | Daniel W. Dickey | 2003-10-28 |
| 6543398 | High efficiency compression ignition aftertreatment devices for combined use of lean-burn combustion systems and three-way catalysts | Charles E. Roberts, Jr. | 2003-04-08 |