| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 9 | |
| #2 | United States | 2 | |
| #3 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Electrical machinery and energy | |
| #3 | Mechanical elements | |
| #4 | Computer technology |
| # | Technology | |
|---|---|---|
| #1 | Transmission | |
| #2 | Clutches and brakes | |
| #3 | Electric switches | |
| #4 | Electric discharge tubes | |
| #5 | Electric digital data processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Riccardo Bruni | 2 |
| #2 | Bruni Riccardo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB705491A | Calculating machine | |
| GB699682A | Coupling device | |
| GB687772A | Coupling device | |
| US2687790A | Coupling device | |
| GB442501A | System and apparatus designed to aparasitically receive multi-modulated waves | |
| GB436937A | System for emitting and transmitting electrical waves with multiple modulation and apparatus therefor | |
| GB433286A | System for emitting and transmitting electrical waves | |
| GB341832A | Improvements relating to radio-telephonic systems | |
| US1968739A | Radio receiving system | |
| GB310424A | Television apparatus |