Issued Patents All Time
Showing 1–5 of 5 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 |
| 10634248 | Piston ring and process for the manufacture thereof | Sandra Matos Cordeiro Costa | 2020-04-28 |
| 10487405 | Piston ring and internal combustion engine | — | 2019-11-26 |
| 10247130 | Wet cylinder liner for internal combustion engines, process for obtaining a wet cylinder liner, and internal combustion engine | Paulo R. Vieira De Morais | 2019-04-02 |