| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 4 | |
| #2 | Switzerland | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Germany | 2 | |
| #5 | United States | 2 | |
| #6 | Canada | 1 | |
| #7 | Spain | 1 | |
| #8 | France | 1 | |
| #9 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Packaging and shipping | |
| #3 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Electric switches | |
| #2 | Dynamo-electric machines | |
| #3 | Woven fabrics | |
| #4 | Transport or storage devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Maggi Ernesto | 6 |
| #2 | Ernesto Maggi | 4 |
| #3 | Daniele Perico | 1 |
| #4 | Enrico Maggi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4338501A | Extinguishing chamber for an electric arc of the magnetic blow-out type | |
| US3575635A | Magnetic arc blowout device | |
| GB1082453A | Arc extinguishing chambers for alternating current | |
| GB624024A | Electromagnetic driving system for transporting bodies over a pre-determined path and apparatus for use in such a system | |
| CA790138A | Arc-extinguishing chamber for alternating current |