| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 1 | |
| #2 | Canada | 1 | |
| #3 | Switzerland | 1 | |
| #4 | Germany | 1 | |
| #5 | Denmark | 1 | |
| #6 | Spain | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Greece | 1 | |
| #10 | Italy | 1 | |
| #11 | Luxembourg | 1 | |
| #12 | Netherlands | 1 | |
| #13 | Portugal | 1 | |
| #14 | Sweden | 1 | |
| #15 | United States | 1 | |
| #16 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Hats |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hoffmann Hanspeter | 12 |
| Publication | Filing date | Title |
|---|---|---|
| CH649450A5 | Protective helmet with retention collar at the head of the user. |