Detection and deterrence of counterfeiting of documents with...

Discharge sheet stacking apparatus and image forming...

Document control system and method for digital copiers

Document conveyance device having drop-prevention mechanism,...

Document detecting apparatus

Document feeder

Document feeder for a copying machine

Document feeder for a copying machine having first and second tr

Document feeder for an image forming apparatus

Document feeder having a curved document transportation path

Document feeder having retractable document guiding member

Document feeding apparatus

Document feeding apparatus and image forming apparatus

Document feeding device

Document handler/scan tub skew correction system

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