Masahide Kinoshita

Image fixing apparatus

Copier with retractable charging unit to prevent damage to drum when removing process cartridge

Fixing device and fixing heater for use in the same

Developing device including rotatable resilient roller for supplying developer to and removing developer from a developer bearing member

Process cartridge, assembling method therefor and electrophotographic apparatus

Image forming apparatus having a heater in contact with a film to fix a toner image

Developer agitating member

Developing apparatus, process cartridge, and electrophotographic image forming apparatus including an elastic member preventing a gap between a developing agent carrier and a layer thickness limiter from changing, and an electrophotographic image forming apparatus detachably mounting such process cartridge

Developing apparatus having reciprocating cleaning device for photodetector

Developing apparatus for developing electrostatic latent image using one component developer