Inventor · disambiguated record
Jeffery D. Campbell
Also filed as: CAMPBELL JEFFERY D
8 granted patents·1 pending application·234 citations·filing 1989–2006
88Inventor score
Top patents by PatentIndex Score
9 records- 0190US6062328AElectric handcartFiled 1998·Granted May 16, 2000·97 cites·1 claims
- 0288US7881987B1System and method for purchase order managementINTUIT INC·Filed 2006·Granted Feb 1, 2011·37 cites·27 claims
- 0365US6409273B1Tracked motorized carrier with accessory attachment driveFiled 2001·Granted Jun 25, 2002·18 cites·3 claims
- 0460US6056065AMotorized augerPOWER TECHNOLOGY UNLIMITED INC·Filed 1998·Granted May 2, 2000·45 cites·10 claims
- 0553US6742612B2Offroad tracked vehicle for snow and iceFiled 2002·Granted Jun 1, 2004·15 cites·5 claims
- 0642US2004164509A1WheelbarrowFiled 2003·Application pending·0 cites
- 0739US4964015AElectrically conductive chair support with sliding bushingZERO CORP·Filed 1989·Granted Oct 16, 1990·10 cites·20 claims
- 0837US5868494AWheeled motorized mixerPOWER TECHNOLOGY UNLIMITED IN·Filed 1998·Granted Feb 9, 1999·12 cites·12 claims
- 0934US6776248B2Four wheel drive motorized carrierFiled 2001·Granted Aug 17, 2004·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →