Masanori Shida

Image forming method and image forming apparatus using specific developer composition

Imaging forming apparatus

Developing apparatus employing permeability sensor to detect polymer toner density

Image forming apparatus with residual toner detection and collection features

Image forming apparatus and positioning of magnetic field generating devices within the same apparatus

Developing apparatus having carrying capability of screw lowered on developing sleeve side

Image forming apparatus including one or more transfer members for transferring color toner and transparent toner images

Image forming apparatus with intermediate transfer member having constant voltage element

Image forming apparatus that controls potential of electrostatic image forming portion depending on ambient condition

Image forming apparatus wherein toner in a developing device toner and toner on an image bearing member satisfy a prescribed weight average diameter relationship