Inventor · Darvel, GB

Colin Campbell

21Patents
6h-index
29Co-inventors
69Inventor score

Filing activity: Dec 19, 2000 → Apr 11, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7854435B2 Wheel mechanism Performing Operations; Transporting 31 Active
US9151829B2 Packaged radiation source and detector Emerging Cross-Sectional Technologies 28 Active
US8944239B2 Conveyor apparatus for loading or unloading packages from shipping containers Performing Operations; Transporting 20 Active
US8928893B2 Proximity sensor Electricity 13 Active
US8464859B2 Conveyor apparatus for unloading packages from shipping containers Performing Operations; Transporting 9 Active
USD463773S1 Display panel General 7 Expired
US8300332B2 Lens mounting assembly and method of aligning lenses in a mounting assembly Electricity 4 Active
US7672060B2 Lens unit Electricity 4 Active
US9831357B2 Semiconductor optical package and method Electricity 3 Active
US8748856B2 Compact proximity sensor suppressing internal reflection Electricity 3 Active
US9201524B2 Lensless optical navigation device for directing radiation via reflection by three total internal surfaces Electricity 1 Active
US12189064B2 Stacked filter assembly for optical integrated circuit package with an optical filter mounted to an optical integrated circuit device by a discrete semiconductor spacer block Electricity 0 Active
US11127874B2 Electronic device comprising a chip provided with an optical sensor Electricity 0 Active
US12312190B2 Container handling apparatus and system for interfacing with a telescoping conveyor Performing Operations; Transporting 0 Active
US9170684B2 Optical navigation device Physics 0 Active
US8098445B2 Focussing apparatus Physics 0 Active
US11782231B2 Installation of optical sensors for use in traffic monitoring Physics 0 Active
US9939530B2 Optical system for extended time of flight ranging Physics 0 Active
US8863868B2 Wheel mechanism Performing Operations; Transporting 0 Active
US8982052B2 Optical navigation devices Physics 0 Active
US10115842B2 Semiconductor optical package and method Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.