Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6694934 | Variable valve actuator for internal combustion engine | Donald Haefner, David H. Scharnweber | 2004-02-24 |
| 6675943 | Lubrication system for ball ramp clutch systems | Gregory J. Organek | 2004-01-13 |