Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969429 | Lube oil control system for turbocharged rotary piston engine | John Bartel, Arthur Vatsky | 1990-11-13 |
| 4363504 | High temperature lined conduits, elbows and tees | Angelo De Feo | 1982-12-14 |