| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United States | 2 | |
| #4 | WIPO (World Intellectual Property Organization) | 2 | |
| #5 | Austria | 1 | |
| #6 | Belgium | 1 | |
| #7 | Switzerland | 1 | |
| #8 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Internal-combustion piston engines | |
| #2 | Machines | |
| #3 | Rotary pistons | |
| #4 | Unspecified technologies | |
| #5 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mederer Gerhard | 12 |
| #2 | Gerhard Mederer | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE10003467A1 | Articulated connecting rod kinematics | |
| EP0314773A1 | Driving or working engine, in particular an internal combustion engine. | |
| DE3715391A1 | INTERNAL COMBUSTION ENGINE OR OTHER DRIVE | |
| DE3030615A1 | PISTON PISTON | |
| DE2457208A1 | Piston engine with two link con rod - has both links pivoted to fixed pivot swivel lever to prolong dwell time |