Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806033 | Ribbon cartridge for printing machines | Mario Trompetto | 1989-02-21 |
| 4789256 | Ribbon cartridge for printing machines | Mario Trompetto | 1988-12-06 |
| 4669902 | Multitrack ribbon cartridge for printing machines | Mario Trompetto | 1987-06-02 |
| 4395145 | Serial printer | Felice Giacone, Raffaele Becchi | 1983-07-26 |