Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645428 | Radial piston pump | Manuel Arregui, Rafael Diaz, Vicente Gamon | 1987-02-24 |
| 4421073 | Rotating cylinder internal combustion engine | Manuel Arregui, Rafael Diaz, Vicente Gamon | 1983-12-20 |