Ronald Frey
8Patents
5h-index
16Co-inventors
56Inventor score
Filing activity: Nov 9, 1984 → Dec 12, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5453671A | Electromotive actuator for a central door locking system of a motor vehicle | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6909213B2 | Actuating device, particularly for actuating locking differentials on vehicles | Electricity | 11 | Expired |
| US6724122B2 | Cover plate for an electric motor and an electric motor | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6867516B2 | Drive device with anti-lash mechanism | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6710480B1 | Rotation angle measuring device with magnetized commutator | Physics | 5 | Expired |
| US6879072B2 | Actuating device, particularly for actuating locking differentials on vehicles | Electricity | 3 | Expired |
| US4800819A | Railway car | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6713917B2 | Drive device | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.