Patent 7378207 was granted and assigned to Zeon (liturgy) on May, 2008 by the United States Patent and Trademark Office.
The invention relates to a magenta toner having magenta-colored resin particles comprising at least a binder resin and a magenta colorant. The magenta pigment is a magenta pigment composed of a combination of C.I. Pigment Red 31 and C.I. Pigment Red 150.