Jiro Egawa

Apparatus for controlling intensity of laser beam emitted from semiconductor laser unit

Image forming apparatus and method having image density correcting function

Electrophotographic image forming apparatus including means for correcting density drift

Image forming apparatus having a function that automatically adjusts a control standard value for controlling image quality

Image forming apparatus with a humidity detector

Image forming apparatus for forming an image on an image bearing member

Color misregistration-free color image forming apparatus

Image forming apparatus for controlling developer to be replenished in accordance with density of developer

Image forming apparatus having means for measuring the amount of developing agent on the image carrier

Apparatus for controlling the intensity of a laser beam emitted from a semiconductor laser unit