Herman Vis
5Patents
3h-index
7Co-inventors
50Inventor score
Filing activity: Oct 2, 1978 → Dec 7, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4197431A | Subscriber loop feed apparatus | Electricity | 39 | Expired |
| US6333981A | Shelf driver unit and method | Electricity | 15 | Expired |
| US6570981B1 | Device and method for expanding legacy switches | Electricity | 4 | Expired |
| US6330328A | Modular digital telephone system and method including an universal telephony shelf | Electricity | 1 | Expired |
| US6567517B1 | Timing and switching array and method | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.