发明名称 Image forming apparatus using hypochromatic toner and hyperchromatic toner
摘要 The image forming apparatus has an image forming portion capable of forming an image on a transferring medium by the use of a hypochromatic toner and a hyperchromatic toner of substantially the same color. The image forming portion is provided with a developing device for developing with the hypochromatic toner and the hyperchromatic toner, wherein, in an image area in which the hyperchromatic toner and the hypochromatic toner are mixedly present, the recording rate of the hyperchromatic toner is 1/16, the minimum size Wmini of a toner image of the hyperchromatic toner is 50 mum or less on the transferring medium. Thereby, it is achieved to reduce graininess.
申请公布号 US7343112(B2) 申请公布日期 2008.03.11
申请号 US20040760316 申请日期 2004.01.21
申请人 CANON KABUSHIKI KAISHA 发明人 ITO NOBUYUKI;IKEDA TAKESHI;NAGASE YUKIO;ITOH ISAMI;AYAKI YASUKAZU;ISHIDA TOMOHITO
分类号 B41J2/52;G03G15/00;G03G13/01;G03G15/01;G03G15/14;G06F15/00 主分类号 B41J2/52
代理机构 代理人
主权项
地址