Satoru Fukushima

Image forming apparatus and a controlling method of an image forming apparatus

Image forming apparatus which forms halftone images mixed with characters and fine lines

Image forming apparatus for supplying different amounts of electric charge to an end portion of a transfer material

Image forming apparatus for having an arbitrary number of screen lines and screen angles by controlling pixel dot recording timing

Image forming apparatus with pulse width modulated laser driver

Image forming apparatus having control means for controlling image forming condition

Electrophotographing apparatus with first and second charge devices

Image processing method and apparatus for achieving tone reproduction suited to the image

Image forming apparatus having means for preventing toner deposit on photosensitive member

Image forming apparatus for temporarily removing dust from the other photosensitive drums during a monochromatic mode