| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 7 | |
| #2 | United States | 5 | |
| #3 | Switzerland | 3 | |
| #4 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Audio-visual technology | |
| #4 | Measurement |
| # | Name | Total Patents |
|---|---|---|
| #1 | Heyraud Marc | 7 |
| #2 | Heyraud Marc Dr | 5 |
| #3 | Heyraud Marc A | 4 |
| #4 | Kureth Jean-Bernard | 2 |
| Publication | Filing date | Title |
|---|---|---|
| EP0202194A1 | Displacement detector for an object | |
| EP0197888A1 | Direct current electric motor | |
| EP0189732A1 | Driving device for an electric motor with permanent magnetized rotor | |
| EP0181986A1 | Direct current motor comprising a rotor with commutator | |
| CH660542A5 | Electric motor. | |
| CH659744A5 | Transducer electro. | |
| CH657932A5 | Tracking device automatically recording medium. |