Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9428939 | Locking/unlocking system for superimposable elements | Massimo Fontana | 2016-08-30 |
| 9273494 | Fastening and unfastening system of stackable elements | Massimo Fontana | 2016-03-01 |