Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353331 | Dual-expansion internal combustion engine utilizing an oscillating piston inside an oscillating piston | — | 1982-10-12 |
| 4330895 | Stabilizer for reducing motion of an object disposed in a fluid | Stephen Putman | 1982-05-25 |
| 4325331 | Dual-expansion internal combustion cycle and engine | — | 1982-04-20 |