Oblon, Spivak, McClelland, Maier & Neustadt
Electrophotographic photoconductor
 An electrophotographic photoconductor comprising an electroconductive support, and a photoconductive layer formed thereon, comprising (i) a charge generating material, (ii) a charge transporting material, and (iii) a hydroquinone compound having at least one group which contains 4 or more carbon atoms, represented by the following formula: ##STR1## 
Ricoh Company, Ltd.
Y G
Y10S G03G
additional inventional
Yasuo
Suzuki