| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Republic of Korea | 3 | |
| #2 | United States | 3 | |
| #3 | Ireland | 2 | |
| #4 | Portugal | 2 | |
| #5 | Australia | 1 | |
| #6 | Brazil | 1 | |
| #7 | China | 1 | |
| #8 | Denmark | 1 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | Finland | 1 | |
| #11 | Norway | 1 | |
| #12 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Thermal processes | |
| #3 | Machines | |
| #4 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schukey Juergen | 11 |
| #2 | Schukey Jurgen | 2 |
| #3 | Schuckey Jurgen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5326238A | Rotating piston machine having cam controlled alternating pistons | |
| PT86564A | Rotating socket machine | |
| IE880009L | Rotating piston machine | |
| PT86339A | Producing mechanical energy - by compressing and expanding medium undergoing reversible vol. increase at low temp. | |
| IE873114L | Thermodynamic cyclic process |