Document hold-down device and method for holding down document

Document image scanning device

Document property detecting device

Document reader and image forming apparatus

Document reading apparatus

Document scan apparatus, imaging forming apparatus having the do

Document scanner with automatic constant velocity transport re-s

Document set compiler and eject system

Document size detecting device and method of detecting...

Document size detecting device using a plurality of thresholds

Document transport device

Document transporting device and method and image reading device

Double feed sensing device, double feed determining method...

Double sided imaging

Double-faced image formation system

Double-side image forming apparatus and reverse sheet feeding de

Double-sided image forming apparatus

Double-sided image forming device having a turnable guide...

Double-sided printing apparatus

Double-sided printing device for paper handling