| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 14 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Materials and metallurgy | |
| #3 | Optics | |
| #4 | Basic communication technologies | |
| #5 | Basic materials chemistry | |
| #6 | Environmental technology | |
| #7 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Charbonneau Albert | 14 |
| #2 | Vincent Gaston | 8 |
| #3 | Malaquin Armand | 6 |
| Publication | Filing date | Title |
|---|---|---|
| GB264516A | Improved device for use in projecting luminous signs on screens |