Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12117085 | Piston ring | Bruno Fineto, Rafael Bettini Rabello, Marcelo Moura De Oliveira | 2024-10-15 |
| 10704690 | Piston ring | — | 2020-07-07 |
| 9574663 | Single-piece oil control ring | André Ferrarese, Rudolf Huegel | 2017-02-21 |
| 8876115 | Three-piece oil-control ring for an internal combustion engine | André Ferrarese | 2014-11-04 |