| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Belgium | 1 | |
| #2 | Brazil | 1 | |
| #3 | Switzerland | 1 | |
| #4 | Germany | 1 | |
| #5 | Denmark | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Greece | 1 | |
| #8 | Luxembourg | 1 | |
| #9 | Netherlands | 1 | |
| #10 | Norway | 1 | |
| #11 | Portugal | 1 | |
| #12 | Sweden | 1 | |
| #13 | United States | 1 | |
| #14 | Yugoslavia (Serbia and Montenegro) | 1 | |
| #15 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Hats |
| # | Name | Total Patents |
|---|---|---|
| #1 | Zago Gianni | 6 |
| #2 | Zago G | 4 |
| #3 | Gianni Z | 1 |
| #4 | Gianni Zago | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4532658A | Protective helmet for the head with locking means |