| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 26 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Control | |
| #3 | Transport | |
| #4 | Environmental technology | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Siphons | |
| #2 | Pumps | |
| #3 | Systems controlling non-electric variables | |
| #4 | Cyclically operating valves | |
| #5 | Steam turbines | |
| #6 | Reduction of greenhouse gas emissions | |
| #7 | Machines for liquids | |
| #8 | Dry-docking of vessels | |
| #9 | Vehicle tyre repairing | |
| #10 | Sewers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pire Joseph | 26 |
| #2 | Guyot Alfred | 2 |
| #3 | Gueranger Casimir | 2 |
| #4 | Preville Louis-Christian De | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR15108E | Regulator device for all fluids | |
| FR402490A | Regulator device for all fluids |