| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 11 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Basic materials chemistry | |
| #3 | Machine tools | |
| #4 | Thermal processes | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Portable lighting devices | |
| #2 | Acetylene production | |
| #3 | Earth drilling | |
| #4 | Soldering, welding and flame cutting | |
| #5 | Burners |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tombelaine Alexandre Leonard | 6 |
| #2 | Tombelaine Alexandre-Leonard | 5 |