Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891669 | Piston ring with chromium nitride coating for internal combustion engines | Juliano Avelar Araujo, Gisela Ablas Marques, Robert Banfield | 2011-02-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891669 | Piston ring with chromium nitride coating for internal combustion engines | Juliano Avelar Araujo, Gisela Ablas Marques, Robert Banfield | 2011-02-22 |