| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 54 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Organic fine chemistry | |
| #3 | Measurement | |
| #4 | Materials and metallurgy | |
| #5 | Textiles and paper | |
| #6 | Mechanical elements | |
| #7 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Pigments | |
| #2 | Heterocyclic compounds | |
| #3 | Acyclic or carbocyclic compounds | |
| #4 | Detonating devices | |
| #5 | Artificial filament production devices | |
| #6 | Candles | |
| #7 | Non-metallic elements | |
| #8 | Clutches and brakes | |
| #9 | Measuring volume | |
| #10 | Producing decorative effects |