| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 4 | |
| #2 | Spain | 3 | |
| #3 | Austria | 2 | |
| #4 | Belgium | 2 | |
| #5 | Denmark | 2 | |
| #6 | France | 2 | |
| #7 | United Kingdom | 2 | |
| #8 | Netherlands | 2 | |
| #9 | Portugal | 2 | |
| #10 | Canada | 1 | |
| #11 | Hong Kong | 1 | |
| #12 | Luxembourg | 1 | |
| #13 | Mexico | 1 | |
| #14 | Singapore | 1 | |
| #15 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Foundations and excavations | |
| #2 | Earth drilling | |
| #3 | Construction of roads | |
| #4 | Building materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Miotti Giosue | 4 |
| #2 | Miotti G | 2 |
| #3 | Rudolph North | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CH629298A5 | Method and device for measuring the deviation of the real axis of a borehole in relation to the planned axis. | |
| CH614484A5 | Metal formwork element for the formation of vertical joints during the construction of cast walls | |
| ES358079A1 | Road support structure |