| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 3 | |
| #2 | Switzerland | 2 | |
| #3 | Germany | 2 | |
| #4 | France | 2 | |
| #5 | United States | 2 | |
| #6 | Belgium | 1 | |
| #7 | Canada | 1 | |
| #8 | German Democratic Republic | 1 | |
| #9 | Spain | 1 | |
| #10 | United Kingdom | 1 | |
| #11 | Netherlands | 1 | |
| #12 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Construction of bridges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lotto Sergio | 11 |
| #2 | Saggin Francesco | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ITPD910098D0 | Vehicle-mounted rig for inspecting bridges and viaducts | |
| BE898267A | Mobile gantry for bridge underside maintenance - is mounted on lorry or railway wagon and has three parts which are extended to locate third part under bridge | |
| FR2541207A1 | Machine for the inspection and maintenance of the below of road bridges or railways and viaducts or the like | |
| US4017932A | Temporary, modular, self-erecting bridge |