| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Spain | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | France | 2 | |
| #5 | Italy | 2 | |
| #6 | Netherlands | 2 | |
| #7 | Belgium | 1 | |
| #8 | Canada | 1 | |
| #9 | Switzerland | 1 | |
| #10 | Sweden | 1 | |
| #11 | Turkey | 1 | |
| #12 | United States | 1 | |
| #13 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Telecommunications | |
| #2 | Electrical machinery and energy | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Waveguides | |
| #2 | Shafts | |
| #3 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Liguori M | 3 |
| #2 | Brebbia G | 2 |
| #3 | Brebbia F | 2 |
| #4 | Liguori Mario | 2 |
| #5 | Visconti F | 1 |
| #6 | Giorgio Visconti Brebbia | 1 |
| #7 | Aliprando Visconti Brebbia | 1 |
| #8 | Visconti G | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES429971A1 | Ball universal joint for wave guides | |
| GB1382188A | Rotary stepped joint for waveguides | |
| ES409601A1 | Rotating gasket for guiaondas. (Machine-translation by Google Translate, not legally binding) | |
| CA932775A | Magnetic rotary switch |