| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 32 | |
| #2 | Germany | 5 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Andre Vogt | 28 |
| #2 | Vogt Andre | 5 |
| #3 | Charles Ruetschi | 2 |
| #4 | Pierre Beyeler | 1 |
| #5 | Andre Vorgt | 1 |
| #6 | Von Gunten Charles | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2429193A1 | Electronic watch time display - employing electroluminescent diodes with bistable circuit controlling diode energisation |