Bierman, Muserlian and Lucas
Electrophotographic photoreceptor
 Disclosed is an electrophotographic photoreceptor comprising an insulating support and provided thereon, a conductive layer, an intermediate layer and a photosensitive layer, wherein said conductive layer has a work function W (eV), said intermediate layer has an ionization potential Ip (eV) and a relationship between the work function W (eV) and the ionization potential Ip (eV) satisfies Formula 1: EQU Ip>W+0.5. Formula 1 
Konica Corporation
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inventional inventional inventional
Fumitaka Eiichi Masaru
Mochizuki Sakai Sano