Inventor · disambiguated record
Harold Duffy
Also filed as: DUFFY HAROLD · DUFFY HAROLD A
5 granted patents·126 citations·filing 1991–2002
83Inventor score
Top patents by PatentIndex Score
5 records- 0183US6271755B1Shopping cart with improved theft disabling deviceFiled 2000·Granted Aug 7, 2001·39 cites·24 claims
- 0266US5666108ATelemetry data selector methodUS ARMY·Filed 1991·Granted Sep 9, 1997·32 cites·6 claims
- 0359US6054923AShopping cart with theft disabling deviceMIND QUIRX LLC·Filed 1998·Granted Apr 25, 2000·35 cites·20 claims
- 0453US7445215B2Theft defeating improvements for shopping cartsMIND WURX LLC·Filed 2002·Granted Nov 4, 2008·8 cites·25 claims
- 0541US5270705ATelemetry data word selector and processorUS ARMY·Filed 1991·Granted Dec 14, 1993·12 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →