| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Switzerland | 3 | |
| #3 | Germany | 3 | |
| #4 | Spain | 3 | |
| #5 | United Kingdom | 3 | |
| #6 | Italy | 3 | |
| #7 | France | 1 | |
| #8 | Israel | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Organic fine chemistry |
| # | Technology | |
|---|---|---|
| #1 | Rotary pistons | |
| #2 | Machines | |
| #3 | Acyclic or carbocyclic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Baudin Lucien | 3 |
| #2 | Jordan Robert K | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2838607A1 | ROTATING PISTON MACHINE | |
| ES472438A1 | Improvements in rotary machines (Machine-translation by Google Translate, not legally binding) | |
| US4149833A | Rotary machine with pistons pivotally mounted on the rotor | |
| US4133868A | Isocyanates process III | |
| GB1565108A | Rotary machine with controlled retactable privoted blade members | |
| GB1521350A | Rotary positive displacement machine with controlled retractable pivoted members such as blades or pistons |