Friedrich Hetzel
2Patents
2h-index
8Co-inventors
27Inventor score
Filing activity: Jul 7, 1980 → Sep 29, 1980
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4347465A | Circuit arrangement for power windows | Electricity | 41 | Expired |
| US4348655A | Control circuit for vehicle turn-signal flasher systems | Performing Operations; Transporting | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.