| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 6 | |
| #2 | Canada | 3 | |
| #3 | Denmark | 2 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Supplying combustion engines | |
| #2 | Rotary pistons | |
| #3 | Cyclically operating valves |
| # | Name | Total Patents |
|---|---|---|
| #1 | Francois Rochefort | 6 |
| #2 | Rochefort Francois | 5 |
| Publication | Filing date | Title |
|---|---|---|
| CA230860A | Vaporizing atomizer | |
| CA261720A | Internal combustion engine | |
| CA338299A | Engine feeding system |