Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12168593 | Loader for hoisting skylight onto roof | Marcelo Esposito, John Paul Calvanico | 2024-12-17 |
| 11585093 | Skylight dimmer | David Windsor Rillie, Joseph Prenn | 2023-02-21 |
| 11168480 | Skylight dimmer | David Windsor Rillie, Joseph Prenn | 2021-11-09 |