Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162586 | Piston ring and method of manufacture | Jose Valentim Lima Sarabanda, Fabio Mendes de Araujo | 2021-11-02 |
| 11156291 | Piston ring and method of manufacture | Jose Valentim Lima Sarabanda, Fabio Mendes de Araujo | 2021-10-26 |