Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10411533 | Process for the formation of a stack of superposed metallic laminations | Andre Lucas Merini, Hermann Otto Knupfer, Sergio Do Rosario, Tarcisio Joao Grott | 2019-09-10 |
| 10170948 | Process for the formation of a stack of superposed metallic laminations | Andre Lucas Merini, Hermann Otto Knupfer, Sergio Do Rosario, Tarcisio Joao Grott | 2019-01-01 |
| 9768653 | Process for the formation of a stack of superposed metallic laminations | Andre Lucas Merini, Hermann Otto Knupfer, Sergio Do Rosario, Tarcisio Joao Grott | 2017-09-19 |
| 7866030 | Process for forming a lamination stack | Tarcisio Joao Grott, Heber De Carvalho Hespanhol, Hermann Otto Knupfer, Gilberto Lenkulkul, Sergio Do Rosario | 2011-01-11 |
| 7768375 | Stack of metallic laminations and process for forming a lamination stack | Tarcisio Joao Grott, Heber de Carvalho Hespanhol, Hermann Otto Knupfer, Gilberto Lenkulkul, Sergio Do Rosario | 2010-08-03 |