Inventor · disambiguated record
David Campbell
Also filed as: CAMPBELL DAVID · CAMPBELL DAVID J · CAMPBELL DAVID JAMES · CAMPBELL DAVID K
4 granted patents·2 pending applications·50 citations·filing 1991–2013
77Inventor score
Top patents by PatentIndex Score
6 records- 0189US9208964B2Lockout deviceMASTER LOCK CO·Filed 2013·Granted Dec 8, 2015·20 cites·21 claims
- 0245US2007258003A1Imaging subsystem employing dual shift registersNAY KEVIN·Filed 2006·Application pending·0 cites
- 0345US2007258002A1Imaging subsystem employing a bidirectional shift registerNAY KEVIN·Filed 2006·Application pending·0 cites
- 0435US5790399AElectrical load management method and apparatus for a vesselOCEAN ELECTRO SYSTEMS LTD·Filed 1996·Granted Aug 4, 1998·8 cites·8 claims
- 0532US5148149ADifferential delay intrusion detection sensory systemALLIED SECURITY DEVICES INC·Filed 1991·Granted Sep 15, 1992·10 cites·20 claims
- 0631US6208038B1Electrical load management method and apparatus for a vesselOCEAN ELECTRO SYSTEMS LTD·Filed 1997·Granted Mar 27, 2001·12 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →