| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 4 | |
| #2 | Canada | 2 | |
| #3 | France | 2 | |
| #4 | United States | 2 | |
| #5 | Austria | 1 | |
| #6 | Belgium | 1 | |
| #7 | Switzerland | 1 | |
| #8 | Germany | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Ireland | 1 | |
| #11 | Netherlands | 1 | |
| #12 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Chemical engineering | |
| #3 | Environmental technology | |
| #4 | Engines, pumps and turbines | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Hydraulic engineering | |
| #2 | Preparation of materials | |
| #3 | Climate change adaptation technologies | |
| #4 | Pumps | |
| #5 | Mixing | |
| #6 | Separation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ferrari Antonio | 9 |
| #2 | Ferrari Antonio Via Celestino | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BE890898A | System for constructing dams with mobile and / or partially mobile retaining elements | |
| IE812534L | Barrier system for holding back water | |
| ZA8107045B | A system for creating dams with mobile and/or partially mobile water-retaining elements | |
| US4493587A | System for creating dams with mobile and/or partially mobile water-retaining elements | |
| IT8184961D0 | Dam with movable hatches | |
| CA188805A | Smelting mechanism | |
| US1268447A | Fume-arrester for smelting plants. |