Masakazu Iijima

Charge-transporting copolymer, method of forming charge-transporting copolymer, electrophotographic photosensitive body, and electrophotographic device

Crystals of hydroxygallium phthalocyanine, method of preparing the crystals, photoconductive material comprising the crystals, and electrophotographic photoreceptor comprising the material

New crystal of chlorogallium phthalocyanine, photoconductive material composed of the same new crystal and electrophotographic photoreceptor using the same

Process for preparing hydroxygallium phthalocyanine crystals and electrophotographic photoreceptor using the crystals

Crystals of chlorogallium phthalocyanine and method of preparing them

Oxytitaniumphthalocyanine hydrate crystal and electrophotographic photoreceptor using said crystal

New crystal of dichloro-tin phthalocyanine, its production and electophotgraphic photoreceptor and coating fluid for the photoreceptor which are made therefrom

Production of new dichloro-tin phthalocyanine crystal and electrophotographic photoreceptor made by using the crystal

Charge transporting material and method of preparing charge transporting particulates used therein

Production of oxytitanium phthalocyanine hydrate crystal