| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 5 | |
| #2 | Switzerland | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Belgium | 2 | |
| #5 | Canada | 1 | |
| #6 | Spain | 1 | |
| #7 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Rotary-pistons | |
| #2 | Venting or aerating devices | |
| #3 | Pistons and sealings | |
| #4 | Rotary pistons | |
| #5 | Unspecified technologies | |
| #6 | Unspecified technologies | |
| #7 | Cleaning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Turolla Marco | 5 |
| #2 | Marco Turolla | 3 |
| Publication | Filing date | Title |
|---|---|---|
| GB1244226A | A pressure relief valve | |
| ES328994A1 | A gear pump. (Machine-translation by Google Translate, not legally binding) | |
| CA904906A | Ring seal |