| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | France | 2 | |
| #3 | Canada | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | Denmark | 1 | |
| #7 | Italy | 1 | |
| #8 | Japan | 1 | |
| #9 | Romania | 1 |
| # | Name | Total Patents |
|---|---|---|
| #1 | Haufe W | 3 |
| #2 | Helmut Schleicher | 2 |
| #3 | Schleicher H | 2 |
| #4 | Berger Benno | 1 |
| #5 | Metzner Gerd L | 1 |
| #6 | Gurutoorozaru Metsutsuenaa | 1 |
| #7 | Berger Josef | 1 |
| #8 | Schleicher Hermann | 1 |
| #9 | Furitsutsu Erefueruto | 1 |
| #10 | Friedrich K | 1 |
| Publication | Filing date | Title |
|---|---|---|
| RO73964A | Device for movement and exterior | |
| US3713285A | Electromechanical time relay |