| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | Germany | 4 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Civil engineering | |
| #3 | Furniture and games | |
| #4 | Control |
| # | Technology | |
|---|---|---|
| #1 | Rotary pistons | |
| #2 | Rotary-pistons | |
| #3 | Swimming pools | |
| #4 | Physical training equipment | |
| #5 | Locks | |
| #6 | Registering devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Arnold Felix | 18 |
| #2 | Kacmar Marian | 2 |
| #3 | Ebner Thomas | 1 |
| #4 | Laforsch Oliver | 1 |
| #5 | Amesoeder Dieter | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE102013020371A1 | coupling elements | |
| US2010233000A1 | Leakage loss flow control and associated media flow delivery assembly | |
| WO9910626A1 | Rotary piston machine | |
| DE4241320A1 | Rotary engine | |
| EP0379078A1 | Tent | |
| DE4000734A1 | Tent of several webs with integral floor |