| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 8 | |
| #2 | Germany | 2 | |
| #3 | United States | 2 | |
| #4 | Austria | 1 | |
| #5 | Switzerland | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Magnets and transformers | |
| #2 | Cables and insulators | |
| #3 | Transmission systems | |
| #4 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Drouault Albert | 2 |
| #2 | Libbe Alfred | 1 |
| #3 | Adolphe Bajon | 1 |
| #4 | Alfred Libbe | 1 |
| #5 | Walter Societe Anonyme Transfo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB495921A | Improvements in or relating to electric transformers | |
| US2107973A | Electric transformer for high tension |