Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6741441 | Electromagnetic actuator system and method for engine valves | Stephen Newton, Shawn Swales, Youqing Xiang, Zeljko Popovic | 2004-05-25 |
| 6705686 | Method and apparatus for braking a hybrid electric vehicle | — | 2004-03-16 |
| 6681731 | Variable valve mechanism for an engine | Lawrence A. Mianzo, Brett Collins, Zeljko Popovic, Ibrahim Haskara | 2004-01-27 |