| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 13 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Basic materials chemistry | |
| #3 | Electrical machinery and energy | |
| #4 | Chemical engineering | |
| #5 | Thermal processes | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Ammunition fuzes | |
| #2 | Acetylene production | |
| #3 | Non-portable lighting devices | |
| #4 | Horticulture | |
| #5 | Burners | |
| #6 | Separation | |
| #7 | Indexing scheme for uses of lighting devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Katz Salomon | 13 |