发明名称 Electrophotographic photoreceptor and electrophotographic apparatus
摘要 A photoreceptor that can be repeatedly used to produce high-quality images steadily is described, as well as an electrophotographic apparatus that can be used to producing high-quality images even after repeated use. The electrophotographic photoreceptor has a protective layer thereon, in which the grain size distribution of the fillers continuously or gradually increases from the photosensitive layer side to the surface side. Meanwhile, the electrophotographic photoreceptor is used in the electrophotographic apparatus.
申请公布号 US6677091(B2) 申请公布日期 2004.01.13
申请号 US20020102867 申请日期 2002.03.22
申请人 RICOH COMPANY, LTD. 发明人 NIIMI TATSUYA
分类号 G03G5/07;G03G5/147;(IPC1-7):G03G15/04 主分类号 G03G5/07
代理机构 代理人
主权项
地址