David Westergaard
8Patents
6h-index
11Co-inventors
52Inventor score
Filing activity: Oct 29, 1990 → May 26, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5237511A | Distribution automation smart remote terminal unit | Emerging Cross-Sectional Technologies | 190 | Expired |
| US5787115A | Key telephone system without common control | Electricity | 82 | Expired |
| US6088362A | Key telephone system without common control | Electricity | 78 | Expired |
| US5805687A | Subscriber equipment muting method and apparatus | Electricity | 45 | Expired |
| US5966432A | Remote answering of doorbell | Electricity | 29 | Expired |
| US6046995A | Key telephone system without common control | Electricity | 14 | Expired |
| US5768367A | Method and apparatus for removing FSK in-band signaling | Electricity | 3 | Expired |
| US6072826A | Key telephone system without common control | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.