| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 15 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Swimming pools | |
| #2 | Platform constructions | |
| #3 | Explosive charges | |
| #4 | Construction of roads | |
| #5 | General building constructions | |
| #6 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tschudi Rudolf Dipl Ing | 6 |
| #2 | Vorgespannten Beton Vobag Ag F | 4 |
| #3 | Rudolf Tschudi | 2 |
| #4 | Dipl Bauing Tschudi Rudolf | 2 |
| #5 | Dipl Tschudi Rudolf Ing | 1 |