Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6282895 | Heat engine heater head assembly | Lennart Johansson, Stephen C. Matthews, William H. Houtman | 2001-09-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6282895 | Heat engine heater head assembly | Lennart Johansson, Stephen C. Matthews, William H. Houtman | 2001-09-04 |