Patent assignee · JP · COMPANY

CANON COMPONENTS, INC.

72Patents
65Active
72Granted
53Portfolio score

Filing activity: Nov 22, 1991 → Feb 17, 2022 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US9253359B2 Contact image sensor unit including a detachable light guide supporting member and image reading apparatus using the same Electricity 43 Active
US8531126B2 White light emitting apparatus and line illuminator using the same in image reading apparatus Emerging Cross-Sectional Technologies 34 Active
US8049937B2 Image sensor unit and image reading apparatus using the same Electricity 23 Active
US8786915B2 Image sensor unit and image reading apparatus using the same Electricity 11 Active
US7969622B2 Image reading apparatus, image formation apparatus, image reading method, image formation method, program for causing image reading method to be executed, and program for causing image formation method to be executed Electricity 10 Active
US8767274B2 Image sensor unit, image reader, and image forming apparatus Electricity 9 Active
US8599445B2 Image sensor unit and image reading apparatus using the same Electricity 9 Active
US6025858A Recording head and image forming apparatus using the same Emerging Cross-Sectional Technologies 9 Expired
US8681398B2 Image sensor unit and image reader Electricity 7 Active
US7449666B2 Color image sensor unit and image reading apparatus using the sensor unit and control method therefor Electricity 7 Expired
US9065961B2 Image sensor unit, image reading apparatus, and image forming apparatus Electricity 5 Active
US7843612B2 Image sensor unit and method of manufacturing the image sensor unit, and image-reading apparatus Emerging Cross-Sectional Technologies 5 Active
US9158062B2 Illumination apparatus, image sensor unit, and image reading apparatus Electricity 4 Active
US8167475B2 Linear lighting apparatus and image reader using the same Electricity 4 Active
US8797609B2 Image sensor unit and image reading apparatus Electricity 3 Active
US8643915B2 Image sensor unit, and image reading apparatus and image forming apparatus using the same Electricity 3 Active
US8755096B2 Image sensor unit and image reading apparatus Electricity 3 Active
US7262801B2 Image processing apparatus having multiple resolutions Electricity 2 Expired
US8842344B2 Image sensor unit and image reader Electricity 2 Active
US8988742B2 Image sensor unit, paper sheet distinguishing apparatus, image reading apparatus and image forming apparatus Electricity 2 Active
US8963012B2 Flexible circuit board Electricity 2 Active
US7476847B2 Adaptive image reading apparatus and control method of the apparatus Electricity 1 Expired
US8964262B2 Image sensor unit, and image reading apparatus and image forming apparatus using the same Electricity 1 Active
US9119302B2 Flexible circuit board Electricity 1 Active
US5257067A Apparatus for placing film mask in contact with object Electricity 1 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.