| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 53 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Mechanical elements | |
| #3 | Transport | |
| #4 | Machine tools | |
| #5 | Engines, pumps and turbines | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Preheating for stem generation | |
| #2 | Steam generation | |
| #3 | Gearing | |
| #4 | Burners | |
| #5 | Punching metal | |
| #6 | Fluid fuel combustion | |
| #7 | Pumps | |
| #8 | Load transportation vehicles | |
| #9 | Vehicle tyre repairing | |
| #10 | Dredging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Temple Du | 5 |
| #2 | Douesnard Ernest-Guillaume | 1 |
| #3 | Laubeuf Alfred-Maxime | 1 |