| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 6 | |
| #2 | United Kingdom | 4 | |
| #3 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Electric switches | |
| #2 | Emergency protective circuit arrangements | |
| #3 | Measuring electric variables | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kind D | 6 |
| #2 | Salge J | 3 |
| #3 | Hertel H | 3 |
| #4 | Hartel H | 2 |
| #5 | Brumshagen H | 1 |
| #6 | Brilka R | 1 |
| #7 | Haertel H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1495632A | Switch arrangement for high voltage direct currents and alternating currents | |
| GB1475519A | Arrangement for the simulated testing of high voltage direct current switches | |
| GB1398633A | Arrangement for the current-limitting interruption of direct and alternating currents of high voltage at a junction in a power system | |
| US3737724A | Current limiting interruption of currents at high voltages |