| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 7 | |
| #2 | Germany | 5 | |
| #3 | France | 5 | |
| #4 | United Kingdom | 4 | |
| #5 | United States | 2 | |
| #6 | Spain | 1 |
| # | Technology | |
|---|---|---|
| #1 | Television | |
| #2 | AC and DC conversion devices | |
| #3 | Laundering textiles | |
| #4 | Multiplex communication | |
| #5 | Analogue computers | |
| #6 | Electric switches | |
| #7 | Pulse technique | |
| #8 | Special electric heating or lighting | |
| #9 | Electric discharge tubes | |
| #10 | Amplifiers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Toulon Pierre Marie Gabriel | 13 |
| #2 | Pierre-Marie-Gabriel Toulon | 6 |
| #3 | Marie Gabriel Toulon Pierre | 1 |
| #4 | Industriels Societe De Recherc | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB497404A | Improvements in or relating to television receivers | |
| ES143367A1 | Improvements in synchronization systems designed especially for the reception of images. | |
| GB234808A | Signalling devices employing mercury vapour lamps | |
| DE415910C | Arrangement for regulating the current in arc rectifiers |