| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 8 | |
| #2 | United States | 2 | |
| #3 | Austria | 1 | |
| #4 | Belgium | 1 | |
| #5 | Germany | 1 | |
| #6 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Footwear features |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hans C Knellwolf | 8 |
| #2 | Knellwolf Hans C | 5 |
| Publication | Filing date | Title |
|---|---|---|
| US3103931A | Shoe sole | |
| ES171451A1 | Procedure for the orthopedic manufacture of the footbed templates and floors. | |
| US2455500A | Shoe sole |