| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 12 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Basic materials chemistry | |
| #3 | Environmental technology | |
| #4 | Machine tools | |
| #5 | Chemical engineering | |
| #6 | Thermal processes | |
| #7 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Metal production and refining | |
| #2 | Climate change mitigation in goods production | |
| #3 | Producer gas production | |
| #4 | Presses | |
| #5 | Air-conditioning | |
| #6 | Mixing | |
| #7 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dor-Delattre Emile | 12 |