Wenderoth, Lind & Ponack
Developing device
 A developing device includes a developing sleeve which is provided with a plurality of magnets so as to transport a two-component developer composed of toner and carrier to a developing region where the developing sleeve and a member bearing an electrostatic latent image confront each other, a toner reservoir, a toner supply roller for supplying the toner to the developing sleeve, which is disposed at an end portion of the toner reservoir so as to be brought into contact with the toner in the toner reservoir, a rotary member which is rotatably provided in the toner reservoir so as to be rotated in contact with the toner supply roller and a charge erasing member for erasing electric charge of electrically charged toner transported to the toner reservoir by the toner supply roller. 
Minolta Camera Kabushiki Kaisha
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inventional additional inventional inventional
Akihito Hiroshi Hiroshi Kouichi
Ikegawa Murasaki Mizuno Etou