Inventor · disambiguated record
Gerald David Duncan
Also filed as: DUNCAN GERALD · DUNCAN GERALD D · DUNCAN GERALD DAVID
26 granted patents·5 pending applications·1,077 citations·filing 1986–2018
97Inventor score
Files withFISHER & PAYKEL14FISHER & PAYKEL APPLIANCES LTD8DUNCAN ANNA KATHRYN2DUNCAN GERALD DAVID2WHIRLPOOL CO2
Top patents by PatentIndex Score
31 records- 0199US6809434B1Linear motorFISHER & PAYKEL·Filed 2000·Granted Oct 26, 2004·140 cites·16 claims
- 0297US4857814AElectronic motor controls, laundry machines including such controls and/or methods of operating such controlsFISHER & PAYKEL·Filed 1986·Granted Aug 15, 1989·106 cites·34 claims
- 0396US6864647B2Linear motorFISHER & PAYKEL·Filed 2004·Granted Mar 8, 2005·60 cites·13 claims
- 0496US6034493ABrushless DC motor controlFISHER & PAYKEL·Filed 1998·Granted Mar 7, 2000·213 cites·12 claims
- 0591US6351950B1Refrigeration system with variable sub-coolingFISHER & PAYKEL·Filed 1998·Granted Mar 5, 2002·78 cites·11 claims
- 0691US5266855AElectric motor for clothes washing machine driveFISHER & PAYKEL·Filed 1990·Granted Nov 30, 1993·67 cites·8 claims
- 0790US10193416B2MotorFISHER & PAYKEL APPLIANCES LTD·Filed 2017·Granted Jan 29, 2019·6 cites·23 claims
- 0890US7247007B2Linear compressorFISHER & PAYKEL APPLIANCES LTD·Filed 2005·Granted Jul 24, 2007·17 cites·34 claims
- 0988US9685840B2MotorFISHER & PAYKEL APPLIANCES LTD·Filed 2013·Granted Jun 20, 2017·9 cites·7 claims
- 1087US4813248ADrives for clothes washing machinesFISHER & PAYKEL·Filed 1988·Granted Mar 21, 1989·47 cites·29 claims
- 1186US6811236B1Door opening and closing systemFISHER & PAYKEL·Filed 1999·Granted Nov 2, 2004·85 cites·20 claims
- 1286US5353613AElectric motor for clothes washing machine driveFISHER & PAYKEL·Filed 1993·Granted Oct 11, 1994·49 cites·13 claims
- 1385US8028550B2Laundry applianceWHIRLPOOL CO·Filed 2011·Granted Oct 4, 2011·6 cites·14 claims
- 1485US6966761B1Linear compressor with aerostatic gas bearing passage between cylinder and cylinder linerFISHER & PAYKEL APPLIANCES LTD·Filed 2000·Granted Nov 22, 2005·27 cites·12 claims
- 1584US6815847B2Linear motorFISHER & PAYKEL·Filed 2004·Granted Nov 9, 2004·24 cites·5 claims
- 1683US4978058AFlow control systems and/or laundry machines including such flow control systemsFISHER & PAYKEL·Filed 1989·Granted Dec 18, 1990·36 cites·11 claims
- 1783US4853571AIntermediate bearing drives for clothes washing machinesFISHER & PAYKEL·Filed 1988·Granted Aug 1, 1989·28 cites·1 claims
- 1882USRE37360EElectronic motor controls, laundry machines including such controls and/or methods of operating such controlsFISHER & PAYKEL·Filed 1992·Granted Sep 11, 2001·46 cites·99 claims
- 1976US9906084B2Appliance, motor or statorDUNCAN GERALD DAVID·Filed 2011·Granted Feb 27, 2018·4 cites·19 claims
- 2071US9534328B2Laundry applianceDUNCAN ANNA KATHRYN·Filed 2012·Granted Jan 3, 2017·2 cites·5 claims
- 2170US7185431B1Method of manufacturing a linear compressorFISHER & PAYKEL APPLIANCES LTD·Filed 2000·Granted Mar 6, 2007·13 cites·3 claims
- 2261US10998784B2Appliance, motor or statorFISHER & PAYKEL APPLIANCES LTD·Filed 2018·Granted May 4, 2021·0 cites·10 claims
- 2359US9634529B2Electrical machineFISHER & PAYKEL APPLIANCES LTD·Filed 2012·Granted Apr 25, 2017·1 cites·17 claims
- 2457US9605666B2Linear compressorSEAGAR NEVILLE DAVID·Filed 2006·Granted Mar 28, 2017·3 cites·11 claims
- 2557US2016215428A1Laundry applianceWHIRLPOOL CO·Filed 2016·Application pending·0 cites
- 2652US2007101772A1Laundry ApplianceDUNCAN ANNA K·Filed 2006·Application pending·0 cites
- 2751US9509184B2Appliance, rotor and magnet elementFISHER & PAYKEL APPLIANCES LTD·Filed 2013·Granted Nov 29, 2016·0 cites·24 claims
- 2850US2012017647A1Laundry applianceDUNCAN ANNA KATHRYN·Filed 2011·Application pending·0 cites
- 2944US2011012463A1appliance, rotor and magnet elementDUNCAN GERALD DAVID·Filed 2008·Application pending·0 cites
- 3042US5067333AFlow control systems and/or laundry machines including such flow control systemsFISHER & PAYKEL·Filed 1990·Granted Nov 26, 1991·10 cites·8 claims
- 3137US2003145611A1RefrigeratorFiled 2001·Application pending·0 cites
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