Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7213337 | Method of manufacturing pistons and components thereof, and forging tools | Antônio José de Araújo Pôrto, Airton Aparecido Chignolli | 2007-05-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7213337 | Method of manufacturing pistons and components thereof, and forging tools | Antônio José de Araújo Pôrto, Airton Aparecido Chignolli | 2007-05-08 |