| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 21 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Macromolecular chemistry and polymers | |
| #3 | Organic fine chemistry | |
| #4 | Basic materials chemistry | |
| #5 | Machine tools | |
| #6 | Machines | |
| #7 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Photosensitive materials | |
| #3 | Polysaccharides | |
| #4 | Acyclic or carbocyclic compounds | |
| #5 | Unspecified technologies | |
| #6 | Compounding ingredients | |
| #7 | Perforating | |
| #8 | Optical systems | |
| #9 | Coating compositions | |
| #10 | Machines for artistic work |