Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6112715 | Piston for an internal combustion engine | Eduardo Bueno Nigro, Jose Valentim Lima Sarabanda, Germano De Almeida | 2000-09-05 |
| 5839352 | Articulated piston | Carmo Ribeiro, Alan S. Brown, Norbert Abraham, Sr., Kristopher R. Bare | 1998-11-24 |