Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827058 | Internal combustion engine having co-axial pistons on a central yoke | — | 2004-12-07 |
| D308031 | Automobile | — | 1990-05-22 |
| 4893592 | Combustion chamber for an internal combustion engine | — | 1990-01-16 |
| 4864976 | Internal combustion engine and piston structure therefore | — | 1989-09-12 |