发明名称 Color-image forming apparatus, image forming method, and computer program product
摘要 A print control unit causes a secondary-transfer control unit to move a secondary transfer unit apart from an intermediate transfer member, causes a direct-transfer control unit to cause a black image forming unit to form a black image and transfer the black image onto a transfer sheet being conveyed along a conveying path, and causes a positional-alignment control unit to perform positional alignment.
申请公布号 US7941082(B2) 申请公布日期 2011.05.10
申请号 US20100708901 申请日期 2010.02.19
申请人 RICOH COMPANY, LIMITED 发明人 KOSAKO JUN;ISHII SHIGEYUKI;ENAMI TAKASHI;KOBAYASHI NOBUYUKI;KAWASE NATSUKO;KAMEKURA TAKAHIRO;MIYAKAWA TAKAHIRO;TANIGUCHI MIYO
分类号 G03G15/01 主分类号 G03G15/01
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