Patent ID: 9304433
Filing Date: 2016-04-05
CPC Classification: G03G

Claim Text:
1. A developing device comprising: a plurality of developing rollers rotatably supported in a state of being opposed to and not contacting an image-carrying member, and configured to supply toner to the image-carrying member, wherein each of the plurality of developing rollers includes: the developing coating layer has been formed by a dipping method in which the developing base body is dipped in a liquid in a state where the developing base body is in a vertical attitude such that a first end of the developing base body faces down and a second end of the developing base body faces up, and the plurality of developing rollers are arranged from an upstream side to a downstream side in a rotation direction of the image-carrying member in such a manner that directions faced by the first end and the second end of each of the plurality of developing rollers are alternately reversed.