| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 5 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | Czechia | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | Poland | 3 | |
| #6 | Slovakia | 3 | |
| #7 | Australia | 1 | |
| #8 | Bulgaria | 1 | |
| #9 | Canada | 1 | |
| #10 | Egypt | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Roof coverings | |
| #2 | Wing fittings | |
| #3 | Indexing scheme relating to hinges | |
| #4 | Fire-fighting | |
| #5 | Locks | |
| #6 | Bolts for doors or windows | |
| #7 | Doors and windows | |
| #8 | General building constructions | |
| #9 | Producing goods from plastic |
| # | Name | Total Patents |
|---|---|---|
| #1 | Caoduro Paolo | 26 |
| #2 | Caoduro Carlo | 26 |
| Publication | Filing date | Title |
|---|---|---|
| WO2011009930A2 | Natural smoke and heat vent | |
| EP1224364A1 | Clamp for skylights and smoke extractors | |
| PL331216A1 | Protective device for automatically opening skylights, windows or doors | |
| CZ278098A3 | Apparatus for exhaustion of smoke |