Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6962143 | High-efficiency, low emission gasoline engines for heavy-duty applications | Thomas W. Ryan, III, Robert W. Burrahm, Rudolf H. Stanglmaier, Charles E. Roberts, Jr., James Snyder +3 more | 2005-11-08 |
| 6948310 | Use of a variable valve actuation system to control the exhaust gas temperature and space velocity of aftertreatment system feedgas | Charles E. Roberts, Jr., Andrew Matheaus, David P. Branyon, Rudolf H. Stanglmaier, Thomas W. Ryan, III +1 more | 2005-09-27 |