Norbert Schaaf
4Patents
3h-index
4Co-inventors
39Inventor score
Filing activity: May 10, 1979 → Sep 26, 1986
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4752769A | Infrared motion alarm | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4755674A | Infrared detector | Electricity | 14 | Expired |
| US4276534A | A contactless resistance potentiometer | Electricity | 6 | Expired |
| US4283702A | Contactless conductance potentiometer | Electricity | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.