Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4998510 | Cooling system for air cooled internal combustion engines | — | 1991-03-12 |
| 4759180 | Heat exchanging exhaust manifold | — | 1988-07-26 |
| 4674278 | Safety exhaust system with switching for an internal combustion engine | — | 1987-06-23 |
| 4665689 | Exhaust system for the combustion gases of an internal combustion engine | — | 1987-05-19 |