Inventor · disambiguated record
Douglas Campbell
Also filed as: CAMPBELL DOUGLAS · CAMPBELL DOUGLAS A · CAMPBELL DOUGLAS S
5 granted patents·3 pending applications·33 citations·filing 2007–2020
75Inventor score
Files withCAMPBELL DOUGLAS S2COMPOSITE TECHNOLOGY DEV INC2BRADKEN RESOURCES PTY LTD1CAMPBELL DOUGLAS A1GEA REFRIGERATION CANADA INC1
Top patents by PatentIndex Score
8 records- 0188US7897225B2Deformable sandwich panelCOMPOSITE TECHNOLOGY DEV INC·Filed 2008·Granted Mar 1, 2011·22 cites·14 claims
- 0272US10282674B2Heuristic graph embedding methods for adiabatic quantum computation optimizationLOCKHEED CORP·Filed 2015·Granted May 7, 2019·6 cites·20 claims
- 0354US9157246B2Method and apparatus for selectively extruding and applying a layer of mortar upon a selected surfaceCAMPBELL DOUGLAS S·Filed 2012·Granted Oct 13, 2015·2 cites·14 claims
- 0449US2010041778A1Reconfigurable polymeric foam structureCOMPOSITE TECHNOLOGY DEV INC·Filed 2008·Application pending·0 cites
- 0545US2008010721A1Removable, reusable, washable liner for use with various types of head gearCAMPBELL DOUGLAS A·Filed 2007·Application pending·0 cites
- 0632US10443250B2Method for continuously extruding and depositing an unbroken layer of mortar on a work surface or substrateCAMPBELL DOUGLAS S·Filed 2015·Granted Oct 15, 2019·0 cites·8 claims
- 0731US2023294927A1A sprocket wheel for driving an edge driven belt conveyorGEA REFRIGERATION CANADA INC·Filed 2020·Application pending·0 cites
- 0828USD631488SWear resistant block for use in lining mineral processing equipmentBRADKEN RESOURCES PTY LTD·Filed 2010·Granted Jan 25, 2011·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →