Harry C. Nagel
4Patents
2h-index
1Co-inventors
34Inventor score
Filing activity: May 8, 1978 → Jun 9, 1987
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4301490A | Electronic overload protection circuit | Electricity | 59 | Expired |
| US4619425A | Pulse code system for railroad track circuits | Performing Operations; Transporting | 30 | Expired |
| US4755692A | Vital safety monitoring circuit | Performing Operations; Transporting | 1 | Expired |
| US4171788A | Power transfer apparatus for railroad track circuits | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.