Inventor · disambiguated record
David Herzfeld
Also filed as: HERZFELD DAVID
14 granted patents·1 pending application·916 citations·filing 1984–2009
95Inventor score
Top patents by PatentIndex Score
15 records- 0199US6288882B1Circuit breaker with independent trip and reset lockoutLEVITON MANUFACTURING CO·Filed 1999·Granted Sep 11, 2001·182 cites·16 claims
- 0298US6717782B2Circuit breaker with independent trip and reset lockoutLEVITON MANUFACTURING CO·Filed 2001·Granted Apr 6, 2004·110 cites·47 claims
- 0398US6437700B1Ground fault circuit interrupterLEVITON MANUFACTURING CO·Filed 2000·Granted Aug 20, 2002·196 cites·18 claims
- 0497US7031125B2Reset lockout for sliding latch GFCILEVITON MANUFACTURING CO·Filed 2001·Granted Apr 18, 2006·87 cites·1 claims
- 0596US7492558B2Reset lockout for sliding latch GFCILEVITON MANUFACTURING CO·Filed 2006·Granted Feb 17, 2009·38 cites·20 claims
- 0695US7049911B2Circuit interrupting device and system utilizing electromechanical resetLEVITON MANUFACTURING CO·Filed 2003·Granted May 23, 2006·100 cites·5 claims
- 0793US4505403AWeatherproof electrical receptacle coverSLATER ELECTRIC INC·Filed 1984·Granted Mar 19, 1985·74 cites·14 claims
- 0887US7545244B2Circuit breaker with independent trip and reset lockoutLEVITON MANUFACTURING CO·Filed 2008·Granted Jun 9, 2009·19 cites·18 claims
- 0985US7378927B2Circuit breaker with independent trip and reset lockoutLEVITON MANUFACTURING CO·Filed 2004·Granted May 27, 2008·27 cites·35 claims
- 1083US4854885AElectrical outlet receptacle with non-metallic mounting strap and automatic groundingSLATER ELECTRIC INC·Filed 1987·Granted Aug 8, 1989·28 cites·28 claims
- 1178US7136266B2Leakage current detection interrupter extension cord with cord diagnosticsLEVITON MANUFACTURING CO·Filed 2003·Granted Nov 14, 2006·25 cites·15 claims
- 1272US8004804B2Circuit interrupter having at least one indicatorLEVITON MANUFACTURING CO·Filed 2009·Granted Aug 23, 2011·4 cites·24 claims
- 1369US7737809B2Circuit interrupting device and system utilizing bridge contact mechanism and reset lockoutLEVITON MANUFACTURING CO·Filed 2003·Granted Jun 15, 2010·15 cites·83 claims
- 1446US4775332AElectrical receptacleSLATER ELECTRIC INC·Filed 1987·Granted Oct 4, 1988·11 cites·4 claims
- 1538US2004070895A1Leakage current detection interrupter extension cord with cord diagnostics and/or inadvertent ground-to-neutral detectionFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →