Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4656954 | Autodirecting security entrance for banks and the like | — | 1987-04-14 |
| 4216269 | Polyvinylbutyrate sheet staining process for the manufacture of laminated and bulletproof glass as well as product obtained by said process | Raffaello Bertolini | 1980-08-05 |