Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162585 | Piston having two piston rings | Erich John Rabassa, Jason Bieneman, Ashfaque Ahamed | 2021-11-02 |
| 11162586 | Piston ring and method of manufacture | Jose Valentim Lima Sarabanda, Gisela Ablas Marques | 2021-11-02 |
| 11156291 | Piston ring and method of manufacture | Jose Valentim Lima Sarabanda, Gisela Ablas Marques | 2021-10-26 |
| 11047478 | Piston ring and method of manufacture | Jose Valentim Lima Sarabanda | 2021-06-29 |