Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9759324 | Piston ring | — | 2017-09-12 |
| 8157268 | Piston for internal combustion engines | Antonio Eduardo Meirelles Tomanik | 2012-04-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9759324 | Piston ring | — | 2017-09-12 |
| 8157268 | Piston for internal combustion engines | Antonio Eduardo Meirelles Tomanik | 2012-04-17 |