| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 5 | |
| #2 | Austria | 4 | |
| #3 | United Kingdom | 2 | |
| #4 | Germany | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Engines, pumps and turbines | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Servomotors | |
| #3 | Punching metal | |
| #4 | Unspecified technologies | |
| #5 | Springs | |
| #6 | Pumps | |
| #7 | Positive-displacement engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Panigati Pier Luigi | 7 |
| #2 | Pier Luigi Panigati | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US4075935A | Piston for pressure fluid operated cylinders | |
| GB1171663A | Improvements in Pressure Fluid Operated Piston and Cylinder Devices | |
| GB1160373A | Improvements in or relating to Fluid-Pressure Motors. |