| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 16 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Basic communication technologies | |
| #3 | Thermal processes | |
| #4 | Electrical machinery and energy | |
| #5 | Digital networks | |
| #6 | Engines, pumps and turbines | |
| #7 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Burners | |
| #3 | Amplifiers | |
| #4 | Optical systems | |
| #5 | Fire-fighting | |
| #6 | Supplying combustion engines | |
| #7 | Batteries | |
| #8 | Photosensitive materials | |
| #9 | Digital information transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tauleigne Auguste-Jean-Baptiste | 14 |
| #2 | Mazo Elie | 10 |
| #3 | Tauleigne Auguste-Jean-Baptist | 2 |
| #4 | Societe F Ducretet E Roger | 1 |