Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574663 | Single-piece oil control ring | André Ferrarese, Rafael Antonio Bruno | 2017-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574663 | Single-piece oil control ring | André Ferrarese, Rafael Antonio Bruno | 2017-02-21 |