Inventor · disambiguated record
Margaret L. Hetfield
Also filed as: HETFIELD MARGARET · HETFIELD MARGARET L
36 granted patents·1,344 citations·filing 1988–2007
98Inventor score
Files withGENLYTE THOMAS GROUP LLC14DIGITAL EQUIPMENT CORP13SYMBOL TECHNOLOGIES INC7HEWLETT PACKARD CO1SYMBOL TECNOLOGIES INC1
Top patents by PatentIndex Score
36 records- 0197US6853293B2Wearable communication systemSYMBOL TECHNOLOGIES INC·Filed 2002·Granted Feb 8, 2005·227 cites·26 claims
- 0296USD414760SScanner terminalSYMBOL TECHNOLOGIES INC·Filed 1998·Granted Oct 5, 1999·79 cites·1 claims
- 0395USD505221SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2003·Granted May 17, 2005·52 cites·1 claims
- 0495USD414172SScanner terminalSYMBOL TECHNOLOGIES INC·Filed 1998·Granted Sep 21, 1999·66 cites·1 claims
- 0595USD313431SElectroluminiscence display panelDIGITAL EQUIPMENT CORP·Filed 1988·Granted Jan 1, 1991·53 cites·1 claims
- 0693USD338653SPower supply moduleDIGITAL EQUIPMENT CORP·Filed 1991·Granted Aug 24, 1993·43 cites·1 claims
- 0791USD389465SPortable terminalSYMBOL TECNOLOGIES INC·Filed 1997·Granted Jan 20, 1998·54 cites·1 claims
- 0890USD502565SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2003·Granted Mar 1, 2005·35 cites·1 claims
- 0990USD342523SCover for wall mounted electronic equipmentDIGITAL EQUIPMENT CORP·Filed 1991·Granted Dec 21, 1993·35 cites·1 claims
- 1089USD563022SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Feb 26, 2008·41 cites·1 claims
- 1189USD511222SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2004·Granted Nov 1, 2005·31 cites·1 claims
- 1289US6311896B1Compact bar code scannerSYMBOL TECHNOLOGIES INC·Filed 1999·Granted Nov 6, 2001·142 cites·12 claims
- 1388USD513439SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2003·Granted Jan 3, 2006·36 cites·1 claims
- 1487USD565230SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Mar 25, 2008·36 cites·1 claims
- 1585USD563590SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Mar 4, 2008·32 cites·1 claims
- 1682USD346370SNetwork multiplexor for an office environmentDIGITAL EQUIPMENT CORP·Filed 1991·Granted Apr 26, 1994·23 cites·1 claims
- 1781USD509616SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2004·Granted Sep 13, 2005·21 cites·1 claims
- 1880US6098877AInterface and method for controlling an optical reader having a scanning moduleSYMBOL TECHNOLOGIES INC·Filed 1997·Granted Aug 8, 2000·69 cites·10 claims
- 1977USD563023SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Feb 26, 2008·22 cites·1 claims
- 2077USD419548SCombined optical scanner and baseSYMBOL TECHNOLOGIES INC·Filed 1999·Granted Jan 25, 2000·20 cites·1 claims
- 2177US5979764AHand-held electronic apparatus with pivoting displaySYMBOL TECHNOLOGIES INC·Filed 1996·Granted Nov 9, 1999·56 cites·20 claims
- 2275USD564696SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Mar 18, 2008·21 cites·1 claims
- 2375USD334733SWall mounted power supply moduleDIGITAL EQUIPMENT CORP·Filed 1991·Granted Apr 13, 1993·17 cites·1 claims
- 2472USD344710SElectronic device moduleDIGITAL EQUIPMENT CORP·Filed 1991·Granted Mar 1, 1994·15 cites·1 claims
- 2571USD563025SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Feb 26, 2008·17 cites·1 claims
- 2669US5162980AShielded printed circuit board housing for high density storageDIGITAL EQUIPMENT CORP·Filed 1991·Granted Nov 10, 1992·34 cites·27 claims
- 2767USD563024SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Feb 26, 2008·15 cites·1 claims
- 2865USD563021SLuminaireGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Feb 26, 2008·14 cites·1 claims
- 2963US7645055B2Luminaire optical assemblyGENLYTE THOMAS GROUP LLC·Filed 2007·Granted Jan 12, 2010·3 cites·18 claims
- 3053USD336081SElectronic device moduleDIGITAL EQUIPMENT CORP·Filed 1991·Granted Jun 1, 1993·7 cites·1 claims
- 3150USD336082SElectronic device moduleDIGITAL EQUIPMENT CORP·Filed 1991·Granted Jun 1, 1993·6 cites·1 claims
- 3246USD383496SHandheld clipboardHEWLETT PACKARD CO·Filed 1996·Granted Sep 9, 1997·7 cites·1 claims
- 3340US5363578AIdentification panel for electronic equipment cabinetDIGITAL EQUIPMENT CORP·Filed 1992·Granted Nov 15, 1994·12 cites·9 claims
- 3437USD371767SNotebook computer enclosureDIGITAL EQUIPMENT CORP·Filed 1994·Granted Jul 16, 1996·2 cites·1 claims
- 3533USD336290SEnclosure for electronic moduleDIGITAL EQUIPMENT CORP·Filed 1991·Granted Jun 8, 1993·1 cites·1 claims
- 3630USD329847SVideo display terminalDIGITAL EQUIPMENT CORP·Filed 1990·Granted Sep 29, 1992·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →