| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 23 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Thermal processes | |
| #3 | Chemical engineering | |
| #4 | Transport | |
| #5 | Civil engineering | |
| #6 | Optics | |
| #7 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Pumps | |
| #2 | Separation | |
| #3 | Heat-exchanger without contact | |
| #4 | Heat-exchange device details | |
| #5 | Siphons | |
| #6 | Installations for obtaining water | |
| #7 | Vehicle tyre repairing | |
| #8 | Optical systems | |
| #9 | Parachutes | |
| #10 | Inorganic treatment materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cuau Charles | 23 |
| #2 | Charles Cuau | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1353322A | Construction of radiators for cooling the circulating water in explosion-motors | |
| FR442103A | Barostatic pump for deep wells |