David Herzfeld
14Patents
12h-index
13Co-inventors
75Inventor score
Filing activity: May 29, 1984 → Feb 13, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6288882A | Circuit breaker with independent trip and reset lockout | Electricity | 127 | Expired |
| US6437700B1 | Ground fault circuit interrupter | Electricity | 126 | Expired |
| US6717782B2 | Circuit breaker with independent trip and reset lockout | Electricity | 70 | Expired |
| US7049911B2 | Circuit interrupting device and system utilizing electromechanical reset | Electricity | 67 | Expired |
| US7031125B2 | Reset lockout for sliding latch GFCI | Electricity | 63 | Expired |
| US4505403A | Weatherproof electrical receptacle cover | Electricity | 49 | Expired |
| US7492558B2 | Reset lockout for sliding latch GFCI | Electricity | 31 | Active |
| US4854885A | Electrical outlet receptacle with non-metallic mounting strap and automatic grounding | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7378927B2 | Circuit breaker with independent trip and reset lockout | Electricity | 18 | Expired |
| US7545244B2 | Circuit breaker with independent trip and reset lockout | Electricity | 16 | Active |
| US7136266B2 | Leakage current detection interrupter extension cord with cord diagnostics | Electricity | 13 | Expired |
| US7737809B2 | Circuit interrupting device and system utilizing bridge contact mechanism and reset lockout | Electricity | 12 | Expired |
| US4775332A | Electrical receptacle | Electricity | 11 | Expired |
| US8004804B2 | Circuit interrupter having at least one indicator | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.