| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 8 | |
| #2 | Germany | 5 | |
| #3 | United States | 4 | |
| #4 | France | 3 | |
| #5 | Austria | 2 | |
| #6 | Canada | 2 | |
| #7 | United Kingdom | 2 | |
| #8 | Italy | 1 | |
| #9 | Netherlands | 1 | |
| #10 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Mechanical elements | |
| #3 | Electrical machinery and energy | |
| #4 | Basic communication technologies | |
| #5 | Measurement | |
| #6 | Control | |
| #7 | Machines | |
| #8 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Shafts | |
| #3 | Electric motor controls | |
| #4 | Teaching materials | |
| #5 | Resonators | |
| #6 | Unspecified technologies | |
| #7 | Measuring speed and acceleration | |
| #8 | Cameras | |
| #9 | Code conversion |
| # | Name | Total Patents |
|---|---|---|
| #1 | Willi Studer | 6 |
| #2 | Marthaler Eduard | 6 |
| #3 | Zwicky Paul | 5 |
| #4 | Studer Willi | 3 |
| #5 | Kunz Henry O | 2 |
| #6 | Lagadec Roger | 2 |
| #7 | Stosberg Arturo E | 2 |
| #8 | Marthaler E | 1 |
| #9 | Brandes Claudia | 1 |
| #10 | Zwicky Paul Dipl Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4727547A | Method and apparatus for decoding | |
| CH658556A5 | Speed-actual value converter for speed control in a motor drive system. | |
| CA1186751A | Process and apparatus for translating the sampling rate of a sampled signal | |
| DE2837686A1 | METHOD OF CONTROLLING THE PRINTING PRESSURE OF A CARTRIDGE IN A RECORD PLAYER | |
| DE2818121A1 | STORAGE FOR CARTRIDGES IN A RECORD PLAYER | |
| GB998468A | The control of drive to recording tape | |
| GB1011887A | The control of recording tape tension in tape recording or play-back apparatus |