| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Internal-combustion piston engines | |
| #2 | Rotary pistons | |
| #3 | Climate change mitigation in transportation | |
| #4 | Gearing | |
| #5 | Unspecified technologies | |
| #6 | Machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Odawara Daisaku | 9 |
| Publication | Filing date | Title |
|---|---|---|
| AU1205670A | Machine ofthe rotary blade type | |
| DE1919893A1 | Rotary vane piston machine | |
| ES314624A1 | Rotating machine of the type of alabes. (Machine-translation by Google Translate, not legally binding) | |
| DE1551136B1 | Rotary piston machine | |
| DE1526405B1 | Rotary piston internal combustion engine | |
| CA836864A | Rotary machine of blade type |