| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 9 | |
| #2 | Germany | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Measurement | |
| #3 | Materials and metallurgy | |
| #4 | Transport | |
| #5 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Construction of roads | |
| #2 | Foundations and excavations | |
| #3 | Agricultural harvest processing | |
| #4 | Load transportation vehicles | |
| #5 | Building materials | |
| #6 | Dredging | |
| #7 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Franz Trachsel | 7 |
| #2 | Trachsel Franz | 4 |
| #3 | Paul Zigerli | 1 |