Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6606982 | Crankcase ventilation system for a hydrogen fueled engine | William Francis Stockhausen, Lowell A. Reams | 2003-08-19 |
| 6516615 | Hydrogen engine apparatus with energy recovery | William Francis Stockhausen, Donald Cameron Bingham | 2003-02-11 |