Inventor · disambiguated record
David W. Duncan
Also filed as: DUNCAN DAVID W · DUNCAN DAVID WILLIAM
7 granted patents·1 pending application·142 citations·filing 1994–2012
87Inventor score
Technology areasG07F
Top patents by PatentIndex Score
8 records- 0186USD671576SCoolerJAFA EMAD·Filed 2012·Granted Nov 27, 2012·45 cites·1 claims
- 0286USD671574SCoolerJAFA EMAD·Filed 2012·Granted Nov 27, 2012·44 cites·1 claims
- 0375USD671575SCoolerJAFA EMAD·Filed 2012·Granted Nov 27, 2012·22 cites·1 claims
- 0456US6367895B1Enhancement to accommodate tall beverage containers in an automatic merchandiserCRANE CO·Filed 2000·Granted Apr 9, 2002·6 cites·6 claims
- 0554USD525659SProjecting front portion of a vending machine bezelCOIN ACCEPTORS INC·Filed 2005·Granted Jul 25, 2006·12 cites·1 claims
- 0641USD481418SFront panel for vending machineCRANE CO·Filed 2002·Granted Oct 28, 2003·6 cites·1 claims
- 0738US2002092861A1Magazine vending machineFiled 2001·Application pending·0 cites
- 0836US5511688AVending machine dispensing systemCOIN ACCEPTORS INC·Filed 1994·Granted Apr 30, 1996·7 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →